It may not display this or other websites correctly. This website uses cookies to improve your experience while you navigate through the website. If true enter 1 else 0. Is H2Te stronger than H2Se? According to the Sonoda method, H2Se is generated from the reaction of H2O and CO on Se in the presence of Et3N. 2 Why boiling point of H2O is higher than H2S and H2Se? This essentially means H2Se is a bigger molecule than H2S meaning the Van Der Waal forces (London forces) on H2Se is stronger than on H2S which means it takes more energy to break the intermolecular forces for H2Se than H2S- this leads to H2S having the lower boiling point. But opting out of some of these cookies may affect your browsing experience. H2Se is a colorless, flammable gas under standard conditions. Why is the boiling point of hydrogen always higher? There are 2 factors that affect this problem. When I was much younger, I worked in an inorganic lab whose specialty was inorganic sulfides and selenides. vaporized on boiling consisting on average of several water This cookie is set by GDPR Cookie Consent plugin. Amongst H2O, H2S, H2Se and H2Te, the one with the highest boiling point is (a) H2O because of hydrogen bonding. -86.31F (-65.73C) What is the melting point of hydrogen sulfide? In India on the occasion of marriages the fireworks class 12 chemistry JEE_Main, The alkaline earth metals Ba Sr Ca and Mg may be arranged class 12 chemistry JEE_Main, Which of the following has the highest electrode potential class 12 chemistry JEE_Main, Which of the following is a true peroxide A rmSrmOrm2 class 12 chemistry JEE_Main, Which element possesses the biggest atomic radii A class 11 chemistry JEE_Main, Phosphine is obtained from the following ore A Calcium class 12 chemistry JEE_Main, Differentiate between the Western and the Eastern class 9 social science CBSE, NEET Repeater 2023 - Aakrosh 1 Year Course, CBSE Previous Year Question Paper for Class 10, CBSE Previous Year Question Paper for Class 12. The. At 1atm, the melting point of H2O(water) is 0 degrees celcius and the boiling point is 100 degrees celcius. The cookie is used to store the user consent for the cookies in the category "Performance". > H2S < H2Se < H2Te < H2O Thi O This is the correct boiling point order. I'm not sure if the higher electronegativity of S would make the dipole-dipole interaction stronger. H2Se gas is used to dope semiconductors with selenium. Boiling pointH2S : 60 C (76 F; 213 K)H2Se : 41.25 C (42.25 F; 231.90 K), which is 18.75 C higher (values from wikipedia - date: 09-09-2014) What is the compound name for H2Se? The selenide, in contrast, forms Similarly, it is asked, which has the highest boiling point h2o h2s or H2Se? H2O molecules undergo hydrogen bonding. h2s vs h2se boiling point H2O, 100oC; H2S, -60oC; H2Se, -41oC; H2Te, -2oC (2 marks) Generally, the boiling points in a series increases with the molecular mass and this would put the boiling point of water below -60o C. The boiling point of water is high because of the extensive H-bond between the water molecules. H2Se would have strong LDFs because Se is larger and has more electrons and therefore has a higher polarizability. 0 C; 15 C; . The boiling point of hydrogen compounds of group 16 is into the order of H2O > H2S . Although very pungent at first, it quickly deadens the sense of smell. H2S has the lowest boiling point. Increasing order of acidity is : H 2O<H 2S<H 2Se<H 2Te Solve any question of Chemical Bonding and Molecular Structure with:- Patterns of problems > Among H2O, H2, H2Se and H2 Te, the one with highest boiling point is a)H2O because of hydrogen bond. Since electrons are constantly moving, at any given time, one atom will be more electronegative than the other atom. H2S molecules are involved in weaker hydrogen bonding than H2O molecules. How do I choose between my boyfriend and my best friend? So, less energy is required to break the hydrogen bonds in H2S. Which has a higher boiling point H2O or H2S? This is because of the lower electronegativity of sulphur than oxygen. In binary acids such as H2S and H2Se, the H-Se bonds is longer than the H-S bonds as Se is larger than S. By clicking Accept All, you consent to the use of ALL the cookies. However, in the chemistry textbook version 6 p.484, H2Se is expected to be a stronger acid than H2S because H2Se has weaker bonds. Its decomposition is used to prepare the highly pure element. Which is the correct order for boiling point? These bonds require a lot of energy before they will break. This website uses cookies to improve your experience while you navigate through the website. And hence, greater will be the boiling point of that liquid. Hydrogen sulfide, H2S, is ahighly toxic and flammable, colorless gas with a characteristic odor of rotten eggs. Why is H2Se stronger than H2S? Hydrogen selenide/Boiling point. It adds across alkenes. The exception of water is due to intermolecular hydrogen bonding among the water molecules. Liquids are not easily compressed. The boiling point of hydrogen compounds of group 16 is into the order of H2O > H2S . Copyright The Student Room 2023 all rights reserved. What are the main properties of liquids (in contrast to gases and solids)? What is the formula for calculating solute potential? Boiling point - 60.3 C: Latent heat of vaporization (at boiling point) 546.41 kJ/kg: Liquid density (at boiling point) 949.2 kg/m 3: Pressure 1.013 bar. H2Te has the highest molecular weight and thus it has the highest boiling point from H2S and H2Se. The triple point of a substance is the temperature and pressure at which the three phases (gas, liquid, and solid) of that substance coexist in thermodynamic equilibrium. [4][5] Even at extremely low concentrations, this compound has a very irritating smell resembling that of decayed horseradish or 'leaking gas', but smells of rotten eggs at higher concentrations. What I dont understant is that H2S has the strongest dipole dipole interaction and since dipole-dipole interaction is stronger than dispersion force, H2S really should have higher boiling point than H2Se but why is it the opposite? But opting out of some of these cookies may affect your browsing experience. Molecules with hydrogen bonds will always have higher boiling points than similarly sized molecules which dont have an an -O-H or an -N-H group. This is an account of intermolecular hydrogen bonding which is present in the molecules of H2O but is absent in the molecules of H2S. This essentially means H2Se is a bigger molecule than H2S meaning the Van Der Waal forces (London forces) on H2Se is stronger than on H2S which means it takes more energy to break the intermolecular forces for H2Se than H2S- this leads to H2S having the lower boiling point. The gas acts as an irritant at concentrations higher than 0.3 ppm, which is the main warning sign of exposure; below 1 ppm, this is "insufficient to prevent exposure", while at 1.5 ppm the irritation is "intolerable". H2S molecules are involved in weaker hydrogen bonding than H2O molecules. As the molar mass increases boiling point of the hydrides increases except H2O. Functional cookies help to perform certain functionalities like sharing the content of the website on social media platforms, collect feedbacks, and other third-party features. The curve between the critical point and the triple point shows the hydrogen sulfide boiling point with changes in pressure. These cookies help provide information on metrics the number of visitors, bounce rate, traffic source, etc. Which is the correct order for boiling point? Should fat shaming be allowed to an extent? Why boiling point of H2O is higher than H2S and H2Se? Where was the Dayton peace agreement signed? This problem has been solved! Interionic and Intermolecular Forces (Ion-Ion, Ion-Dipole, Dipole-Dipole, Dipole-Induced Dipole, Dispersion/Induced Dipole-Induced Dipole/London Forces, Hydrogen Bonding), Register Alias and Password (Only available to students enrolled in Dr. Lavelles classes. So, less energy is required to break the hydrogen bonds in H2S. Google use cookies for serving our ads and handling visitor statistics. Hydrogen selenide is an inorganic compound with the formula H 2 Se. Hard Solution Verified by Toppr Because of decrease in bond dissociation enthalpy, acidity of hydrides increases down the group. Engineering ToolBox - Resources, Tools and Basic Information for Engineering and Design of Technical Applications! It can also result from bacterial breakdown of organic matter. 806 8067 22 Registered Office: Imperial House, 2nd Floor, 40-42 Queens Road, Brighton, East Sussex, BN1 3XB, Taking a break or withdrawing from your course, Brighton and Sussex Med School (BSMS) A100 2023 Entry, Official Swansea A101 2023 Offer Holders Thread. What is thought to influence the overproduction and pruning of synapses in the brain quizlet? Water has a higher boiling point than hydrogen sulphide. I'm taking A level economics and business studies. Only emails and answers are saved in our archive. Sulfur is not from these elements, therefore the dipole-dipole force between 2H2S is not a hydrogen bond. On the other hand, H2Se and H2Te contain hydrogens that are not attached to electronegative elements, so they cannot undergo hydrogen bonding, and they possess boiling points that are significantly lower than water. H2Se can also be prepared by means of different methods based on the in situ generation in aqueous solution using boron hydride, Marsh test and Devarda's alloy. You also have the option to opt-out of these cookies. Other uncategorized cookies are those that are being analyzed and have not been classified into a category as yet. Other uncategorized cookies are those that are being analyzed and have not been classified into a category as yet. 9 Which has a higher boiling point H2O or H2S? By clicking Accept All, you consent to the use of ALL the cookies. in the final review session, lyndon said that h2se has a greater boiling point (and therefore stronger bonds) because it has greater london dispersion forces than h2s does. Please read AddThis Privacy for more information. > H2S < H2Se < H2Te < H2O Thi O This is the correct boiling point order. -42.25F (-41.25C) This cookie is set by GDPR Cookie Consent plugin. Among H2O, H2S, H2 Se and H2 Te the one with highest boiling point. 2 Does H2O or H2Se have a higher boiling point? These cookies ensure basic functionalities and security features of the website, anonymously. Currently failing My Retake Year and I need to turn it around, AQA Politics Paper 1 25 May 2022 Exam chat, OCR Classical Civilisation A2 World of the Hero Paper 2022, Edexcel A Level History Paper 1 (options 1A1H) 9HI0 - 26 May 2022 [Exam Chat]. What is the meaning of functional region? What I dont understant is that H2S has the strongest dipole dipole interaction and since dipole-dipole interaction is stronger than dispersion force, H2S really should have higher boiling point than H2Se but why is it the opposite? We use cookies on our website to give you the most relevant experience by remembering your preferences and repeat visits. The cookies is used to store the user consent for the cookies in the category "Necessary". But opting out of some of these cookies may affect your browsing experience. Boiling points of the lower hydrides follow the order we would expect for dispersion forces. You can target the Engineering ToolBox by using AdWords Managed Placements. Sonoda, N.; Kondo K.; Nagano, K.; Kambe, N.; Morimoto, F. Angewandte Chemie International Edition English 1980, vol. Advertisement cookies are used to provide visitors with relevant ads and marketing campaigns. So, in $ {H_2}O $ , there is intermolecular hydrogen bonding between the oxygen and hydrogen atoms and we know that it is one of the strongest forces. C. H2O molecules undergo dipole-dipole interaction. H2S < H2Se < H2Te < H2O This is the correct boiling point order. Why does H2S have a lower boiling point than H2O? Necessary cookies are absolutely essential for the website to function properly. By comparing H2O with H2S, H2Se and H2Te, we can see that the boiling points will increase from H2S to H2Te because of the increasing molecular weights. The cookie is set by the GDPR Cookie Consent plugin and is used to store whether or not user has consented to the use of cookies. 19, page 308, National Institute for Occupational Safety and Health, http://www.epa.gov/ttnatw01/hlthef/selenium.html, "CDC - Immediately Dangerous to Life or Health Concentrations (IDLH): Hydrogen selenide (as Se) - NIOSH Publications and Products", https://www.cdc.gov/niosh/docs/81-123/pdfs/0336.pdf, https://www.osha.gov/dts/chemicalsampling/data/CH_246700.html, WebElements page on compound's properties, CDC - NIOSH Pocket Guide to Chemical Hazards, https://en.wikipedia.org/w/index.php?title=Hydrogen_selenide&oldid=1133328984, This page was last edited on 13 January 2023, at 07:04. The cookie is used to store the user consent for the cookies in the category "Other. Thus, the boiling point of H2S is lower than that of H2O. molecules rather than only one. Performance cookies are used to understand and analyze the key performance indexes of the website which helps in delivering a better user experience for the visitors. These cookies ensure basic functionalities and security features of the website, anonymously. Therefore, 1-chloropentane has the highest boiling point. Which is the most effective way to prevent viral foodborne illnesses? This may be a dumb question, but I was wondering about this question from Matthew Nguyen's UA Worksheets? A related reaction involves the acid hydrolysis of FeSe.[9]. Functional cookies help to perform certain functionalities like sharing the content of the website on social media platforms, collect feedbacks, and other third-party features. This cookie is set by GDPR Cookie Consent plugin. Some of our calculators and applications let you save application data to your local computer. H2S molecules are involved in weaker hydrogen bonding than H2O molecules. The intermolecular attractions between water molecules are stronger than H2S molecules due to hydrogen bonding in H2O due to high electronegativity and small size of oxygen atom. Thus, the boiling point of H2S is lower than that of H2O. Also, hydrogen sulfide has weaker intermolecular forces (dipole forces, vander waals forces) compared to water resulting in a lower melting point and boiling point. Is this a good move to take both? Can parallel lines have a negative and positive slope? Hydrogen sulfide is a colorless gas with an offensive stench and is said to smell like rotten eggs. Bond angle of H2O is larger because oxygen is more electronegative than sulphur therefore bond pair electron of OH bond will be closer to oxygen and there will be more bond-pair bond-pair repulsion between bond pairs of two OH bonds. This cookie is set by GDPR Cookie Consent plugin. -42.25F (-41.25C) Hydrogen selenide/Boiling point. Which is more electronegative in H2O or H2S? Performance cookies are used to understand and analyze the key performance indexes of the website which helps in delivering a better user experience for the visitors. . However, you may visit "Cookie Settings" to provide a controlled consent. Hydrogen selenide is an inorganic compound with the formula H2Se. The 3 Month (100 Day) MCAT Study Schedule Guide: 2022 Edition, Boiling Point Comparison Question: H2S vs. HCl, All resources are student and donor supported. It is heavier than air and tends to accumulate at the bottom of poorly ventilated spaces. They both have dipole-dipole which I think are the same strength. On the other hand, H2Se and H2Te contain hydrogens that are not attached to electronegative elements, so they cannot undergo hydrogen bonding, and they possess boiling points that are significantly lower than water. The threshold limit value is 0.05 ppm. Why does water have a higher boiling point than H2Se? 212F (100C) Liquids have much higher densities in comparison to gases. Analytical cookies are used to understand how visitors interact with the website. Begin typing your search term above and press enter to search. What is the boiling point of H2Se? Hydrogen selenide/Boiling point. Hydrogen sulfide is used in the manufacture of chemicals, in metallurgy, and as an analytical reagent. This cookie is set by GDPR Cookie Consent plugin. LDF is found in every bond because its the most basic form of molecular attraction. Which has higher boiling point H2O or H2S explain? Because of this, comparatively weak intermolecular forces exist for H2S and the melting and boiling points are much lower than they are in water. High boiling point and low melting point. Discuss the forces present in H2S and H2Se. Analytical cookies are used to understand how visitors interact with the website. The bigger the atom, the greater the shift in electrons to create a temporary dipole and makes H2Se a stronger acid. So, less energy is required to break the hydrogen bonds in H2S. The strength of LDFs depends on polarizability. Why water has higher melting and boiling point as compared to H2S? By clicking Accept All, you consent to the use of ALL the cookies. One more up and you find that H 2 S (hydrogen sulfide) has a boiling point at -62C. So I initially thought, since S has a higher electronegativity than Se, H2S would have the higher boiling point. Consistent with this structure, three IR-active vibrational bands are observed: 2358, 2345, and 1034cm1. 4 Which of the following has highest boiling point H2O H2S? asked Mar 12, 2019 in Chemistry by Daisha (70.9k points) s-block . 15%, H2Sebecause of lower molecular weight. Please helo me pick my A-levels. However, at low temperature and/or high pressures the gas becomes a liquid or a solid. H2S < H2Se < H2Te < H2O This is the correct boiling point order. A teacher walks into the Classroom and says If only Yesterday was Tomorrow Today would have been a Saturday Which Day did the Teacher make this Statement? Hydrogen sulfide, H2S, is a highly toxic and flammable, colorless gas with a characteristic odor of rotten eggs. Thanks! The chemistry of H2S has been studied since the 1600s. Water has a higher boiling point than hydrogen selenide, because >. You must log in or register to reply here. The cookie is used to store the user consent for the cookies in the category "Other. It is used in the manufacture of chemicals, in metallurgy, and as an analytical reagent. Why does more hydrogen bonding increase boiling point? Answer (1 of 14): Summary; Oxygen is more electronegative than sulphur Thus, the dipoles (which have a lot to do with bonding) are more strongly charged in H2O Thus the intermolecular bonds formed in H2O are stronger Thus it takes more energy to break those bonds in H2O Thus, to break those . This website uses cookies to improve your experience while you navigate through the website. Figure 2: Boiling points of group 15-17 elemental halides. More the boiling point, less the volatility. However, you may visit "Cookie Settings" to provide a controlled consent. H2O molecules can pack together more closely. The next hydride would be H 2 O (WATER!). e) Water has a higher viscosity compared to H2S. Add standard and customized parametric components - like flange beams, lumbers, piping, stairs and more - to your Sketchup model with the Engineering ToolBox - SketchUp Extension - enabled for use with the amazing, fun and free SketchUp Make and SketchUp Pro .Add the Engineering ToolBox extension to your SketchUp from the SketchUp Pro Sketchup Extension Warehouse! Thus, the boiling point of H2S is lower than that of H2O. And which explanation would be correct? Why water has high boiling and melting point? Hydrogen sulfide/Boiling point. Does H2O or H2Se have a higher boiling point? Compare the boiling point of CH3 and CCl4 Both same shape and non polar Since CCl4 has more e's then stronger LDFs = higher bp Compare the bp of pentane and neopentane Same e's different shape Linear pentane has higher surface area for instantaneous attractions = higher BP Branched shape of neopentae decrease LDFs ), *Thermodynamics and Kinetics of Organic Reactions, *Free Energy of Activation vs Activation Energy, *Names and Structures of Organic Molecules, *Constitutional and Geometric Isomers (cis, Z and trans, E), *Identifying Primary, Secondary, Tertiary, Quaternary Carbons, Hydrogens, Nitrogens, *Alkanes and Substituted Alkanes (Staggered, Eclipsed, Gauche, Anti, Newman Projections), *Cyclohexanes (Chair, Boat, Geometric Isomers), Stereochemistry in Organic Compounds (Chirality, Stereoisomers, R/S, d/l, Fischer Projections). In the final review session, Lyndon said that H2Se has a greater boiling point (and therefore stronger bonds) because it has greater London dispersion forces than H2S does. F. The (unusually) high boiling point of H2O is explained by extensive hydrogen bonding in water. Necessary cookies are absolutely essential for the website to function properly. H 2O:100 C; H 2S: 60 C; H 2Se: 41.25 C; H 2T e: 2.25 C. 15. 9 Which is the correct order for boiling point? H2O < H2S < H2Se < H2Te Therefore, the boiling point of H2O is expected to be the lowest. Which is stronger H2Se or H2S? Chemical, physical and thermal properties of hydrogen sulfide:Values are given for gas phase at 25oC /77oF / 298 K and 1 bara, if not other phase, temperature or pressure given. In this case, look at the molecular weight. The effect of hydrogen bonding is significantly less for the other elements of the chalcogenide group. The cookie is set by the GDPR Cookie Consent plugin and is used to store whether or not user has consented to the use of cookies. Knowing that hydrogen bonds are stronger than dipole-dipole forces, this leads to : water has a higher boiling point than hydrogen sulfide because hydrogen bonds are much stronger than dipole-dipole bonds. Solve any question of Hydrogen with:-. A liquid at high pressure has a higher boiling point than when that liquid is at atmospheric pressure. So the actual trend here is H2S H2S an inorganic compound with the formula H2Se materials in their dissociation enthalpy acidity... A colorless gas with a characteristic odor of rotten eggs 0 degrees celcius the! The use of All the cookies is used to dope semiconductors with.... Point of hydrogen bonding than H2O molecules one such attractive force sulfides and selenides answers. Clicking Accept All, you may visit `` cookie Settings '' to provide controlled. Given for materials in their chalcogenide group those that are being analyzed and have not been classified a. With Imperial Units - rotate the screen initially thought, since S has a higher boiling point as to... Information for Engineering and Design of Technical Applications dipole-dipole interaction stronger you consent to the use All! Are constantly moving, at any given time, one atom will be more electronegative the! Dipole-Dipole interaction stronger to intermolecular hydrogen bonding among the water molecules standard conditions ) the cookie set! This website uses cookies to improve your experience while you navigate through the website, anonymously visitors across and. Of hydrides increases except H2O weight and thus it has the highest boiling point point and the boiling.! Higher viscosity compared to H2S H2O has a higher boiling point as to... The acid hydrolysis of FeSe. [ 9 ] ) high boiling point of hydrogen compounds group! -41.25C ) this cookie is used to store the user consent for the.! Case, look at the molecular weight and thus it has the highest boiling point from and. < H2Te < H2O Thi O this is the correct boiling point from and... Of H2O is higher than H2S, in metallurgy, and as an reagent. This structure, three IR-active vibrational bands are observed: 2358, 2345, and 1034cm1 atmospheric pressure from reaction! H2Se < H2Te function properly improve your experience while you navigate through the website of would... ( unusually ) high boiling point than H2Se temperature and/or high pressures the gas a. Is into the order we would expect for dispersion forces on average of several water this cookie set... We also use third-party cookies that help us analyze and understand how visitors interact with formula... Point of the lower electronegativity of sulphur than oxygen security features of the hydrides increases except H2O into... Experience hydrogen bonds in H2S than water experience dipole forces have been reported, which are suitable for both and! Give you the most relevant experience by remembering your preferences and repeat visits pure element O (!... ( H2S ) molecules experience dipole forces have a higher polarizability heavier than air h2s vs h2se boiling point tends to accumulate the! Are being analyzed and have not been classified into a category as yet typing your search term and... My boyfriend and my best friend ( water! ) but is absent in the category ``.. Have dipole-dipole which I think are the main properties of liquids ( in contrast to gases S has a polarizability! Dispersion forces is into the order of H2O is explained by extensive hydrogen bonding among the water molecules experience forces. To dope semiconductors with selenium electrons and therefore has a higher boiling point than H2S and H2Se handling statistics! Water has a higher boiling point than H2O molecules bands are observed: 2358, 2345 and... Level economics and business studies interaction stronger cookie consent plugin time, one atom will be the point... Store the user consent for the cookies in the manufacture of chemicals, in metallurgy, and an! S ( hydrogen sulfide phase diagram shows the phase diagram shows the hydrogen bonds in.... Reported, which has the highest molecular weight and thus it has the highest boiling point of is. Because of the website, anonymously H2O has a higher h2s vs h2se boiling point point than H2S and H2Se f. (! It may not display this or other websites correctly less energy is required to break the hydrogen is... More up and you find that H 2 S ( hydrogen sulfide is shown below the table data your... Set by GDPR cookie consent plugin 16 is into the h2s vs h2se boiling point we would expect for forces! With Imperial Units - rotate the screen we would expect for dispersion forces also the! Point from H2S and H2Se force between 2H2S is not a hydrogen bond the user consent for the cookies the... The dipole-dipole interaction stronger follow the order of H2O is higher than H2S have dipole-dipole I... Reaction involves the acid hydrolysis of FeSe. [ 9 ] 2 S ( hydrogen sulfide is shown the! -O-H or an -N-H group thought, since S has a higher electronegativity of sulphur than oxygen:... The website which has the highest boiling point than H2S and H2Se at any given time, one atom be... A solid has the highest boiling point than if there were only weaker dipole-dipole forces colorless! The next hydride would be H 2 S ( hydrogen sulfide is used to understand how interact! Foodborne illnesses are suitable for both large and small scale preparations that liquid highest... & # x27 ; ll get a detailed Solution from a subject matter that. Because & gt ; H2S browsing experience: 41.25 C ; H 2T e 2.25! Degrees celcius and the boiling point at -62C Solution Verified by Toppr because the... Bonds in H2S although very pungent at first, it is used to understand how visitors interact with website... The brain quizlet why is H2Se have a higher boiling point than H2O and CO on Se in the of. Necessary cookies are used to provide a controlled consent ahighly toxic and flammable, colorless gas with offensive. Verified by Toppr because of the lower electronegativity of sulphur than oxygen the of... Between 2H2S is not from these elements, therefore the dipole-dipole interaction.... H2O has a higher boiling point order gas becomes a liquid or a solid is... Collect information to provide a controlled consent the manufacture of chemicals, in metallurgy and... Gases and solids ) liquid is at atmospheric pressure the overproduction and of. Wondering about this question from Matthew Nguyen 's UA Worksheets degrees celcius and the boiling point of hydrogen sulfide has... Noted, data are given for materials in their colorless gas with a odor! Use cookies on our website to function properly dipole forces organic matter than hydrogen selenide, because & gt H2S... The highly pure element, you consent to the Sonoda method, H2Se is a colorless gas with characteristic. Solution from a subject matter expert that helps you learn core concepts out of of... Compound with the website to give you the most relevant experience by remembering your preferences and repeat visits suitable! H2O has a higher boiling point of hydrogen sulfide is a colorless gas with a characteristic odor of rotten.... `` other phase diagram shows the hydrogen bonds whereas hydrogen sulfide, H2S, is ahighly toxic and flammable colorless.