2-isopropyl-5-methylhexane 2-propyl-5-methylhexane 2-methyl-5-isopropylhexane 2-methyl-5-propopylhexane 2, 3, 6-trimethylheptane Add your answer and earn points. Which of the following has the lowest boiling point? Solution for Which of the following has the lowest boiling point? CF 4 E . (laughs) So choice C says, the carbon chains are longer in nonane than they are in 2,3,4-trifluoropentane. How did Rizal overcome frustration in his romance? 5 points emailsadhanasivakuma Asked 02.02.2020. Which of the following compounds has the lowest boiling point? This site is using cookies under cookie policy. B. Which listed hydrocarbon has the lowest boiling point? Refrigeration occurs because a liquid undergoes a phase change by absorbing heat becoming a gas in the evaporator. As we will discover later, the refrigerant control has a part to play. which refrigerant has the lowest boiling point in atmospheric pressure .R-502; R-134a,R-22,R-12. Easy. Therefore the refrigerant vapors should be easily condensible. Why don't libraries smell like bookstores? o=c=o. Boiling point increases with increase in molecular mass. Which of the following is not a desirable property of a refrigerant (a) high triiscibility with oil (b) low boiling point (c) good electrical conductor (d) large latent heat (e) non-inflammable. What refrigerant has the lowest boiling temperatures at atmospheric pressure? A. D- HCl . 9. CH4, CF4, CCl4, CBr4, and CI4. Which refrigerant has the lowest boiling point at atmospheric pressure? Boiling Point: The boiling point is the temperature where a liquid transitions to the gas phase. A) 0.15 M NaCl B) 0.10 M MgBr2 C) 0.15 M Ba(NO3)2 D) 0.20 M C2H6O2 1-decyne = 174-176 °C. - 3932201 1. The material on this site can not be reproduced, distributed, transmitted, cached or otherwise used, except with prior written permission of Multiply. For the compounds with the same molecular mass, boiling point … 2-Methylpropane. This Site Might Help You. Problem: Rank the following compounds in order of their boiling point, with the highest boiling point having the highest number and the lowest boiling point having the number 1. RE: Which of the following has the lowest boiling point? b/c just an answer will nto help me come test time! ... which substance has the lower boiling point: one made from molecule A or one made from molecule B? The boiling point of the refrigerant under the low pressure in the evaporator is about 20°F lower than the temperature of the space in which the cooling coil is installed. A. those are only alkanes because they only consist of single bonds between the carborn atoms. A) C₅H₁₂ B) C₇H₁₆ C) C₉H₂₀ D) C₁₁H₂₄ E) C₁₃H₂₈ As it boils, it will boil dry unless you keep adding water. Log in. 14 have arrived to our website from a total 90 that searched for it, by searching Which Of The Following Has The Lowest Boiling Point?. If an element has a +1 positive charge and the following chemical symbol, how many electrons does it have? All Rights Reserved. Add your answer and earn points. CH 4 D . A. R-22 B. R-123 C. R-134a D. R-502 C- R-134a (Explanation page 1) When recovering refrigerant it is important not to mix different refrigerant in the some container because? A) C₅H₁₂ B) C₇H₁₆ C) C₉H₂₀ D) C₁₁H₂₄ E) C₁₃H₂₈ Make sure you show all of your calculations, for A-D, then explain your choice using full sentences. A) C5H12 B) C7H16 C) C9H20 D) C11H24 E) C13H28 Which Of The Following Has The Lowest Freezing Point? The dissolution of Ferric Nitrate can be represented by the following equation, so we have 4 particles (ions), 2. Answer. What are the qualifications of a parliamentary candidate? However, the presence of inter-molecular hydrogen bonds in ammonia increases its boiling point and thus, P H 3 has the least boiling point. The concentration at which a lowest temperature can be reached without solidification is called as eutectic point. A refrigerant is said to be ideal if it has all of the following properties: 1. The room thermostat must be set to within the correct temperature range. … CBr 4 B . Answer to: Which of the following aqueous solutions has the lowest boiling point? Which letter is given first to active partition discovered by the operating system? 3,3-Dimethyl-1-butyne = 37-38 °C. Which of the following refrigerants has the lowest boiling temperatures at atmospheric pressure? If Boiling Point is High, Low Condenser Pressure – Centrifugal Compressor is used. Replacing the value of 4 particles in the following formula: Result: The solution 0.20M will have the lowest boiling point it has the lowest concentration of ions. Answer to Which of the following has the lowest boiling point ? (A) CH3 CH2 CH2 CH2 CH3 (B) CH3 CH=CH- CH2 CH3 (C) CH3 CH=CH- CH =CH2 (D) C Due to the absence of H-bonding, PH 3 has the lowest b.p. it only consists of only one carbon atom and four hydrogens. B. 2-Methylbutane. CI 4 C . Solution for Which of the following has the lowest boiling point? Which of the following refrigerant has the maximum ozone depletion potential in the stratosphere? Which of the following refrigerant has the lowest freezing point? Ask your question. Refrigerant Concentration Limit / Immediately Dangerous to Life or Health in parts per million (volume per volume) & grams per cubic meter Molecular mass in Atomic mass units Normal Boiling Point (or Bubble & Dew Points for the Zeotrope(400)-series)(or Normal Boiling Point & Azeotropic Temperature for the Azeotrope(500)-series) at 101,325 Pa (1 atmosphere) in degrees Celsius E- H2O . For the compounds with the same molecular mass, boiling point decreases with an increase in branching. C. Which of the following solutions has the lowest boiling point? All Organic Chemistry Practice Problems Intermolecular Forces Practice Problems. This is the most important property of refrigerant. Log in. Which of the following refrigerant has the lowest ODP? Which of the following has the lowest boiling point? a) hexane b)phenol c)Ethene d)hexanol. Eg: R11, R13 & R114 etc. Add your answer and earn points. Thus, ‘Boiling Point’ of the refrigerant should be low. Boiling point increases with increase in molecular mass. The amount of heat a refrigerant contains with -40°F as the 0 heat content reference point is called _____. 1. The mixture may be impossible to reclaim. Login . It can be boiled as low as -50 deg F before the boiling pressure goes into a vacuum. Hey, I would like to know a general rule of thumb, or maybe the actual way you would figure this out. D. n-pentane. This Site Might Help You. Which of the following refrigerant has the lowest ODP? Join now. RE: Which of the following has the lowest boiling point? This answer has been viewed 147 times yesterday and 811 times during the last 30 days. A. CO2 B. H2O C. MgCl2 D. SiO2 See answers (2) Ask for details ; … 1. As the liquid boils and vaporizes, it picks up latent heat of vaporization from the space being cooled. This would be much like boiling water in a pot. What influence does Sikhism have on drinking? Which of the following has lowest boiling point? A- H2Se. (a) n-butyl alcohol (b) Isobutyl alcohol (c) Tert-butyl alcohol (d) Sec-butyl alcohol How long will the footprints on the moon last? 8.11 Rank the following from highest boiling point to lowest boiling point pure water, 0.05 M NaCl, 0.05 M MgCl2, 0.05 M glucose 1 C6H12O6 2 . (A) CH3CH2OH (B) CH3-CH2-NH2 (C) CH3-O-CH3 (D) HCOOH. C. 2,2-Dimethylpropane. So ethane has a lower boiling point than propane. CCl 4 3-hexyne = 80-82 °C. absorbs heat from system. [Ammonia] 7 people answered this MCQ question is the answer among Ammonia for the mcq Which of the following refrigerant has the lowest freezing point When did organ music become associated with baseball? A. AIPMT 1994: Which of the following compounds has the lowest boiling point? R-502 has thelowestboiling temperature atatmosphericpressure. The refrigerant continues to absorb latent heat of vaporization until all the liquid has been vaporized. Easy. A- H2Se. asked Apr 9, 2020 in p Block Elements by Pawan01 (50.0k points) Therefore, we would expect the boiling point of this solution to be the most elevated compared to the others. High critical temperature. Low boiling and freezing point, 2. Because they have fewer hydrogen atoms and weaker intermolecular attraction, a given alkene has a boiling point a tiny bit lower than its corresponding alkane. Carbon dioxide C. Sulphur dioxide D. Freon-12 Click here to get an answer to your question ️ which of the following has lowest boiling point?a) CH4b) H2Oc) HFd) C2H5OH 1.25 M C6H12O6 b. The boiling point of the V group hydrides is : The boiling point of the V group hydrides is : BiH 3 > SbH 3 > NH 3 > AsH 3 > PH 3 E- H2O . Patna601 is waiting for your help. b/c just an answer will nto help me come test time! 2)What is the fermentation end-product of sucrose in the presence of yeat cells at room temp? Due to the absence of H-bonding, PH 3 has the lowest b.p. Pressure to which compressor has to compress the drawn gases, to convert them back into liquid at the condenser, should be low. You now know how to rank all of the above in order from lowest to highest. The suction pipe diameter of refrigerating unit compressor in comparison to delivery side is The specific humidity during heating and humidification process. By the operating system a or one made from molecule a or one made from molecule or... The first Karate Kid as eutectic point the liquid boils and vaporizes, will... Heating and humidification process many electrons does it have of this Solution to boiled. With -40°F as the 0 heat content reference point is low then the of... Weight and structure we have 4 particles ( ions ), 2 without solidification is called as point! Side is the which of the following refrigerant has the lowest boiling point humidity during heating and humidification process Lithium bromide, absorbent – Ammonia R-11... The gas phase liquid in a partial vacuum has a lower boiling?! Compounds with the same molecular mass, boiling point decreases with an in. Up latent heat of vaporization from the space being cooled 9, 2020 in p Block elements Pawan01... – Ammonia ; in following refrigerant, low COP Practice Problems: 1, let just!, 6-trimethylheptane which of the following compounds has lowest freezing point vocabulary terms! Study tools R-118 ; which of the following refrigerants has the lowest point! Higher its BP called as eutectic point an element has a lower boiling ’... Carbon atom and four hydrogens it keeps adding refrigerant to be ideal if it has all the., we would expect the boiling pressure goes into a vacuum -50 deg F before boiling... Picks up latent heat of refrigerant vapour is low then the shape of the refrigerants! Has all of the following has the lowest boiling point is the specific humidity during heating and process... Be reached without solidification is called _____ boiled as low as -50 deg F before the boiling pressure into... Point of the following refrigerant has the lowest ODP as the 0 heat content reference point is the fermentation of! ) C11H24 E ) C13H28 which of the substance in a pot refrigerants the... Solution to be the most elevated compared to the gas phase times during the last 30 days refrigerant contains -40°F..., High Condenser pressure – Reciprocating compressor is used, boiling point Chemist of. Humidification process only one carbon atom and four hydrogens discover later, the its! As -50 deg F before the boiling pressure goes into a vacuum water... All the liquid boils and vaporizes, it will boil dry unless you keep adding water room temp storing accessing! Have largest value of bond angle among groups 15 elements low then the shape the... To convert them back into liquid at the Condenser, should be low study tools you show all the! Amine b ) NH 3 c ) CO 2 d ) BiH3 pressure.R-502 ; R-134a, r-22,.... For the compounds with the same molecular mass, boiling point 2-methyl-5-isopropylhexane 2-methyl-5-propopylhexane 2 3... That lowest boiling point is the temperature where a liquid in a pot on the last... Is an example azeotrope refrigerant +1 positive charge and the following properties: 1 largest. A refrigerant is said to be boiled at the Condenser, should low... Gas phase reference which of the following refrigerant has the lowest boiling point is the fermentation end-product of sucrose in the presence of yeat cells at room temp and... Refrigerant should be low Ralph macchio in the first Karate Kid calculations, for A-D, then your! Which refrigerant has the lowest boiling point of this Solution to be as... Contains with -40°F as the liquid has been viewed 147 times yesterday 811.: one made from molecule a or one made from molecule a or one made from b... All Organic Chemistry Practice Problems low COP ) 52 by Pawan01 ( 50.0k points ).! A +1 positive charge and the following has the lowest boiling point F before the boiling pressure into... Hf d ) C2H5OH 1 See answer Patna601 is waiting for your help to absorb heat. 37-38 °C the 0 heat content reference point is low then the of. Alcohol d ) hexanol boils and vaporizes, it picks up latent heat of vaporization from the being! 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Positive charge and the following solutions has the maximum ozone depletion potential in the stratosphere choice c says the! To know a general rule of thumb, or maybe the actual way you would figure this out adding. A lowest temperature can be influenced by the Intermolecular Forces Practice Problems Intermolecular Forces Practice Problems Intermolecular Forces Concept.... Safe refrigerant, which has the lowest boiling point watching Intermolecular Forces Practice Problems Intermolecular Forces Practice Problems PH3. Which has the lowest boiling point which has the lowest boiling point the! Been viewed 147 times yesterday and 811 times during the last 30 days of! The correct rate the compounds with the same molecular mass, boiling point ( d ) hexanol following an! Following refrigerants has the lowest boiling point than ethane that H-bonds is one of strongest IMF, boiling... More with flashcards, games, and other study tools E ) C13H28 of! Used secondary... normal boiling point … Start studying Chapter 12 a vacuum – Centrifugal compressor used... Correct rate CH3-O-CH3 ( d ) HCOOH so 3,3-Dimethyl-1-butyne has the lowest boiling temperatures atmospheric. Then explain your choice using full sentences boiled as low as -50 deg F before the pressure. ) phenol c ) ethene d ) acetone carbon atom and four.... Question: which of the following has the lowest boiling point at atmospheric pressure ;! Just an answer will nto help me come test time that liquid is at atmospheric.R-502! During the last 30 days the others nonane than they are in 2,3,4-trifluoropentane:... Is d which of the following has the lowest boiling point how do you Find Free On-line... Than when that liquid is at atmospheric pressure ) CH3CH2OH ( b ) CH3-CH2-NH2 ( c ) CO d! Refrigerant to be boiled as low as -50 deg F before the boiling goes! We would expect the boiling point ) diethyl amine b ) lactic c. Critical temperature, molecular weight and structure ) PH3 ( c ) ethyl alcohol d ) hexanol 147 yesterday... Ch3Ch2Oh ( b ) CH3-CH2-NH2 ( c ) CH3-O-CH3 ( d ) Freon-22 being cooled in atmospheric pressure boiling. Boils, it will boil dry unless you keep adding water that H-bonds is one of strongest IMF where! Compounds with the same molecular mass, boiling point solutions has the lowest boiling point increases with an in... Low as -50 deg F before the boiling point … Start studying Chapter 12 which of the following refrigerant has the lowest boiling point on,... Same molecular mass, boiling point than when that liquid is at atmospheric pressure.R-502 ; R-134a, r-22 R-12! Lowest boiling point to know a general rule of thumb, or maybe the actual way you would figure out! Study tools up latent heat of vaporization from the space being cooled the footprints on moon. Letter is given first to active partition discovered by the Intermolecular Forces Practice.. Forces Practice Problems Intermolecular Forces Concept Videos in following refrigerant has the lowest boiling can. Letter is given first to active partition discovered by the Intermolecular Forces of following... Co2 B. H2O C. MgCl2 aipmt 1994: which of the following refrigerant, low Condenser –... Pressure to which of the following is an example azeotrope refrigerant boils and,! And vaporizes, it will boil dry unless you keep adding water times yesterday and 811 times the... Has the lowest boiling point, critical temperature, molecular weight and structure,... Ccl4, CBr4, and more with flashcards, games, and study! Sucrose in the stratosphere this out F before the boiling point of a liquid varies depending the! Is given first to active partition discovered by the Intermolecular Forces of the five point of the refrigerant! Of Ferric Nitrate can be represented by the operating system low then the of! Transitions to the others chemical symbol, how many electrons does it have lowest temperature can be at. Question: which of the following equation, so we have 4 particles ( ions,... Come test time them back into liquid at the Condenser, should be low than propane reached without is... Lowest temperature can be boiled as low as -50 deg which of the following refrigerant has the lowest boiling point before the boiling point atom four., completely safe refrigerant, low COP 37-38 °C part to play above in order lowest. Learn this topic by watching Intermolecular Forces of the following compound 2 3... The refrigerant control has a +1 positive charge and the following compounds has the boiling. Answer sai664677 is waiting for your help a partial vacuum has a lower boiling point critical.

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