B) Molecules at the surface of a liquid experience a net force towards the liquid's interior. 0.10 m sodium sulfateB. As a gaseous element condenses, the atoms become __________________ and they have _____________ attraction for one another. On electrolysis of dil.sulphuric acid using Platinum (Pt) electrode, the product obtained at anode will be: An element has a body centered cubic (bcc) structure with a cell edge of 288 pm. Under what set of conditions does HCl(g) deviate the most from idea behavior? A. CH 2 O B. CF 4 C. He D. CS 2 E. SO 3 6. CH2O CH3F H2O2 they have the same boiling point. abnormal liquids. 35.0 g of C2H6O2 in 250.0 g of ethanol (C2H5OH) B. Boiling point elevation depends on the solvent, of course, but we're assuming water, and upon the concentration of the solute and how many particles into which the solute breaks. Which of the following phase changes are endothermic? A . a. Which of the following will have the highest boiling point? What's left are the halogens, Br2 and Cl2, and you already seem to know that as you move down the group, the boiling point increases. 85% (148 ratings) Problem Details. Boiling point elevations proportional to the molar concentration of dissolved particles. If the percentage association of the acid to form dimer in the solution is 80, then w is : (Given that Kf = 5 K kg mol>sub>-1, Molar mass of benzoic acid = 122 g mol. Hence we can say that more number of ions will increase the boiling point … Previous question Next question Transcribed Image Text from this Question. low molar mass4. For chemistry students and teachers: The tabular chart on the right is arranged by boiling point. This is a consequence of the increased kinetic energy needed to break the intermolecular bonds so that individual molecules may escape the liquid as gases. On mixing the two liquids, the sum of their initial volumes is equal to the volume of the final mixture. stronger dispersion forces. The Questions and Answers of Which of the following has highest boiling point?a)(C2H5)2NHb)C2H5N(CH3)2c)C2H5NH(CH3)2d)n-C4H9NH2Correct answer is option 'D'. Booster Classes. D. HOCH 2 OH. The orbital diagram in which Aufbau principle is violated is, The ${{[\text{OH}]}^{-}}$ in a solution is $1\,\text{mol}\,{{\text{L}}^{-1}}. Question: Which Of The Following Will Have The Highest Boiling Point? ($K_b$of water is$0.52 \, K \, kg \, mol^{-1}$), The correct relation between elevation of boiling point and molar mass of solute is, For the solution of the gases w, x, y and z in water at 298K, the Henrys law constants (K, The vapour pressures of pure liquids A and B are 400 and 600 mmHg, respectively at 298K. Which of the following aqueous solutions should have the highest boiling point? (ii) Alcohols have higher boiling point than corresponding alkyl halides due to the fact that alcohols have stronger forces of attraction because of hydrogen bonding between them as compared to weaker van der Waals forces between alkyl halide molecules. In order for dispersion forces to attract two different molecules together, the molecules must be: very close . Which solution has the highest boiling point? Its boiling point is 35 o C. What makes a compound have a higher boiling point? Welcome to Sarthaks eConnect: A unique platform where students can interact with teachers/experts/students to get solutions to their queries. CH4 OCH3 CH3 O CH3CH2CH3 Submit Sw Provide Feedback MacBoolk. Which of the following would have the highest boiling point Which of the from CHEM 211 at McGill University Colligative properties like boiling point elevation, depend on the total number of particles in solution. Click hereto get an answer to your question ️ Question Which one has the highest boiling point? Recently Asked Questions. Which of the following solutions will have the highest boiling point? Carbon has the highest melting point at 3823 K (3550 C) and Rhenium has the highest boiling point at 5870 K (5594 C). Which of the following processes is endothermic? Select the pair of substances in which the one with the lower vapor pressure at a given temperature is listed first. The other two compounds will not have this intermolecular bonding, so will boil at a lower temp. For any group of isomeric alkanes, the most branched isomer has the lowest boiling point. which of the following substance should have the highest boiling point. Which of the following explains how the dispersion-force model of intermolecular attraction does not account for the unusually high boiling point of HF? 35.0 g of C3H8O in 250.0 g of ethanol (C2H5OH) C. 35.0 g of C4H10O in 250.0 g of ethanol (C2H5OH) Solution for Which of the following will have the highest boiling point? A flexible vessel contains 47L of gas where the pressure is 13 atm What will the volume be when the pressure is 0.85 atm, the temperature remaining constant? Consider$ K_f $to be$ 6 $. 0.20 m… wt. Solution: For the same aryl group, b.p. Select the correct answer below: NH3 (CH3)2NH NH+4 CH3NH2. Boiling point elevation (and freezing point depression) are colligative properties. 0.1 M FeCl3 gives maximum number of ions, thus has highest boiling point. The force of attraction that exists between Na+ and H2O is called a(n) __________ interaction. When lattice points occur only at the corners of a unit cell, the cell is called _________. Which of the following will have the highest boiling point? Typically we can rank intermolecular forces as follows: ionic or network covalent >> hydrogen bonding > dipole-dipole > London dispersion forces. which one has the highest boiling point based on its intermolecular weight: HF, NH3, HCl . Compound B. (A) 0.1 M FeCl3 (B) 0.1 M BaCl2 (C) 0.1 M NaCl (D) 0.1 M urea (NH2CONH2 Show transcribed image text. So that's what you have to figure out, being careful to (1) properly convert mass to moles and (2) recognizing that some of the solutes can form ions so you can get more than one particle per "molecule". Answer: F2, Cl2, Br2, I2 Which substance has the highest/lowest melting/boiling point, etc.SURPASS TUTORS Solution: Key Idea: (i) Boiling point increases with increase in molecular mass in a homologus series. Search for jobs related to Which of the following aqueous solution should have the highest boiling point or hire on the world's largest freelancing marketplace with 19m+ jobs. ΔT b = i m K b. where, i = van't Hoff factor What is the predominant intermolecular force in CH4? Which of the following pure substances has the lowest vapor pressure are 25 degrees Celsius? … Large molecules have more electrons and nuclei that create van der Waals attractive forces, so their compounds usually have higher boiling points than similar compounds made up of smaller molecules. When two water molecule form a hydrogen bond, which atoms are involved in the interaction? Solution for Which of the following solutions will have the highest boiling point? In a phase diagram what is the name for the point furthest to the top right of the diagram? * (1 Point) A diatomic (two-atom) molecule with a high electronegativity on one side and low electronegativity on the other, one hydrogen atom A molecule with one carbon atom with 4 hydrogen atoms bonded to it. CH4, SiH4, GeH4, SnH4 are very similar. 1.0 m NaCl. 5 g m of a non-volatile non-electrolyte solute in 1 0 0 g m of water, the elevation in boiling point at 1 a t m pressure is 2 o C. Assuming concentration of solute is much lower than the concentration of solvent, the vapour pressure (mm of H g ) of the solution is ( K b = 0 . This problem has been solved! Given that the ionic product of$Ni(OH)_2$is$2 \times 10^{-15}$. Pure water has a normal boiling point of 100C, and by adding a solute the boiling point is raised. 1.0 m CH3OH. CH 3 CHO is more polar than CH 3 OCH 3 and so CH3CHO has stronger intermolecular dipole − dipole attraction than CH 3 OCH 3 CH 3 CH 2 CH 3 has only weak van der … none of the … The intermolecular force(s) responsible for the fact that CH4 has the lowest boiling point in the set CH4, SiH4, GeH4, SnH4, is/are ______________. always the temperature at which the vapor pressure equals the pressure exerted on the liquid. Question: Part A Which Of The Following Has The Highest Boiling Point? How many atoms are contained in a face-centered cubic unit cell. 1) Which of the following will have the highest value for the normal boiling point? asked Jul 23, 2018 in Chemistry by kamal das (11.1k points) solutions; cbse; class-12; 0 votes. A particular gas exerts a pressure of 4.79 atm. And we have this data in the table. What will be the percentage of dimerization of$ 61 \,g $of benzoic acid in$ 1000\,g $of a solvent and producing a depression in freezing point of$ 2 \,^{\circ}C $? So nonane, and 2,3,4-trifluoropentane have almost identical molar masses, so 128 versus 126 grams per mole, but nonane has a significantly higher boiling point. Answer Save.$ The pH of the solution is, The solubility of $\text{Fe(OH}{{\text{)}}_{\text{3}}}$ is $x\,\text{mol}\,{{\text{L}}^{-1}}. 91% (369 ratings) Problem Details. hydrogen bonding3. a) A 0.100 M aqueous solution of KCI b) A 0.100 M aqueous solution of Ca(NO3)2 C) A 0.100 M aqueous solution of Na3PO4 d) A 0.100 M aqueous solution of NaCl e) Pure water 2) For the chemical reaction CaCO3(s) → CaO(s) + CO2(g) the entropy change for the reaction for standard … NH 2 CH 2 CH 2 7 6 K k g m o l − 1 ) : Besides, which of the following alkanes has the highest boiling point? As a liquid is converted into a gas, the liquid absorbs heat. Equal volumes of propane, C3H8, and carbon monoxide, C, at the same temperature and pressure have the same ____________. Expert Answer 100% (6 ratings) 9 years ago. Boiling point of C 2 H 5 O H is higher as compared to C 2 H 5 S H on account of: View solution Boiling points of alcohols are ________ than those of corresponding alkanes. What types of intermolecular forces exist between HI and H2S? a. Aqueous 2.5 M C2H60 b. Aqueous 2.0 M CaCl2 C. Aqueous 1.O M Nacl d. Pure… asked Oct 13, 2020 in Solutions by Rajan01 (46.3k points… Correspondingly, I2will have the highest boiling point and F2will have the lowest boiling point. 3.7 Physical Properties of Alkanes. low temperature2. Favorite Answer. The higher the value of the van't Hoff factor, the higher will be the elevation in boiling point and hence higher will be the boiling point of solution. 0.50 m potassium iodide in water c. 0.20 m sucrose in water d. 0.40 m calcium chloride in water . Question: Which Of The Following Has The Highest Boiling Point? SHOW WORK 1 mole Glucose (C_12 H_22 O_11) solution 1 mole NaCl solution 1 mole Mg(NO_3)_2 solution 1 mole MgSO_4 solution When a liquid sample is taken from sea level to higher elevation, what happens to the atmospheric pressure and boiling point of the liquid? A) HOCH2-CH2OH C) CH3CH3 19) B) CH3CH2OH D) CH3OCH3 20) Which of the following statements is true about intermolecular forces of attraction between. Answer choice C is polar but is the only choice not capable of hydrogen bonding and so is eliminated. A diatomic (two-atom) molecule with only hydrogen … Get the detailed answer: . According to collision theory of chemical reactions rates of the reaction increase with increase in the temperature of a reaction because of. C12H26 molecules are held together by __________. Large molecules, regardless of their polarity. which one has the highest boiling point based … Which of the following aqueous solution should have highest boiling point? The Henry’s law constant for$O_2$dissolved in water is$4.34 \times 10^4$atm at certain temperature. When lattice points occur at the corners and center of a unit cell, the cell is called. Place the following substances in order of increasing vapor pressure at a given temperature. Of the following substances, only _______________ has London dispersion forces as the only intermolecular force. If the partial pressure of$O_2$in a gas mixture that is in equilibrium with water is 0.434 atm, what is the mole fraction of$O_2$in the solution? How to solve: Which of the following aqueous solutions will have the highest boiling point? The compound with the highest boiling point will be which of the following? This answer has been viewed 86 times yesterday and 718 times during the last 30 days. The substance with the highest boiling point will be the one with the dipole-dipole attraction plus the greatest London dispersion forces. A. The solvent used here is water. On-pentane, CH3(CH2)3CH3 On-hexane, CH3(CH2)4CH3 On-heptane, CH3(CH2)5CH3 On-butane, CH3(CH2)2CH3 On-propane, CH3CH2CH3. The normal alkane has the highest boiling point. A) C … A puddle of water cools down as it evaporates. Rank the following molecules in order of increasing normal boiling point: CH3CH2OH. A colligative property depends on the number of particles present in solute present in the given solution. B. CH 2 Cl 2. The elevation in boiling point is a colligative property. Which of the following substances will have hydrogen bonding as one of its intermolecular forces? This compound and the CH3CH2CH2OH both have higher BP than the other two because they will exhibit hydrogen bonding due to the -OH at the end of each molecule. Elemental iodine (I2) is a solid at room temperature. Therefore, it has the highest boiling point. A.CH3Cl B.CH3Br C.CH4 D.CH3F . non-volatile liquids. Expert Answer . They are all in the same group and their molecular geometry is a tetrahedral. are solved by group of students and teacher of Class 12, which is also the largest student community of Class 12. hcbiochem. A hydrogen from one molecule and an oxygen from the other molecule. CH₄ > hydrogen bonding as its only intermolecular force HI and H2S is colligative... 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