NMDCAT Preparation Chemistry Chapter # 3NMDCAT Practice Test Chapter no 3Attempt your practice test and evaluate the preparation level 19 Dear Students 25 minutes are given to solve 25 MCQs.Your result will be displayed at the end of the quiz. Created by Umair Ali khan NMDCAT Chemistry Chapter 3 Practice Test 1 / 251) Which one shows the highest boiling point a) n-Propane b) n-Pentane c) Iso-pentane d) Iso-butane 2 / 252) Water freezes at 0°C. The density of liquid H2O is 9% _______ than the density of ice. a) Higher b) Lesser c) None d) Constant 3 / 253) Hydrogen bonding is not present in one of the following mixtures a) Ethanol and water b) Chloroform and acetone c) Carboxylic acid and water d) Hydrocarbon and water 4 / 254) Force of attractions present between chloroform molecule a) Dipole-dipole b) Hydrogen bonding c) Dipole-Induced dipole d) Ion-dipole 5 / 255) Water boils at 69°C at the top of Mount Everest. The vapour pressure there is a) 1489 torr b) 323 torr c) 760 torr d) 700 torr 6 / 256) Gases shows non-ideal behaviour at a) Low pressure, low temperature b) High pressure, low temperature c) . Low pressure, high temperature d) High pressure, high temperate 7 / 257) Kinetic energy of gas molecule for 1 mole of gas is a) Proportional to absolute temperature b) Independent of temperature c) Proportional to pressure d) Independent of pressure 8 / 258)Molar heat of vaporization of water a) 40.6 KJ/mol b) 40.06 KJ/mol c) 406 KJ/mol d) 0.46 KJ/mol 9 / 259) At 25°C, minimum vapour pressure is for a) Water b) Isopentane c) Ethanol d) Glycerol 10 / 2510) Lattice energy of ionic compounds a) Decreases with increase in size of cation b) Increases with increase in size of cation c) Increases with increase in size of either cation or anion d) Both a) and b) 11 / 2511) Unit of gas constant "R" at STP a) 8.314 atm dm³ K-1 mol-1 b) 0.0821 atm dm³ K-1 mol-1 c) 62400 atm dm³ K-1 d) 1.989 J K-1mol-1 12 / 2512) Lattice energy is maximum for a) NaCl b) LiCl c) KCI d) CsCl 13 / 2513) Which of the following effects the shape of ionic crystal a) Electrostatic force of attraction b) Poor conductivity c) Similar radius ratio d) All of these 14 / 2514) Evaporation is not a) Endothermic b) Exothermic c) Spontaneous d) Cooling 15 / 2515) Aqueous solution of NaCl shows conductivity due to a) Free electrons b) Translatory motion of ions c) Loose packing d) Free electrons and ions 16 / 2516) In NaCl structure, coordination number of each Cl‑ is a) 8 b) 6 c) 12 d) 10 17 / 2517) When the temperature of 1 mole of an ideal gas increases from 27 °C to 627 °C, then kinetic energy increases by a) 2-times b) 3-times c) 4-times d) 6-times 18 / 2518) Density of gas "M" will be highest at a) STP b) 273°C, 2atm c) 273°C, 1atm d) 0°C, 2atm 19 / 2519) Minimum value of lattice energy is for a) NaBr b) NaF c) NaCl d) NaI 20 / 2520) Boiling point of liquid is a) Low at higher altitude b) Inversely proportional to vapor pressure c) Maximum at sea level d) All of these 21 / 2521) One of the factors on which vapour pressure of liquid depends is a) Amount of liquid b) Nature of liquid c) Volume of container d) Surface area 22 / 2522) Among the following hydrides, which one has the lowest boiling point a) HF b) HI c) HCl d) HBr 23 / 2523) Considering initial volume V, if pressure is increased by two and temperature is reduced by two then the volume would become a) V/4 b) V/2 c) 4V d) 2V 24 / 2524) In NaCl structure, ion at the corner of cubic unit cell contributes the unit cell a) 1/6 part b) 1/2 part c) 1/4 part d) 1/8 part 25 / 2525) Ice is______crystal a) Metallic b) Molecular c) Covalent d) Ionic Write your Name and see your result.My WhatsApp no is +923099164667 for your query. Your score isThe average score is 56%Share to your social media, or take a screenshot Facebook 0% Restart quiz Exit Send feedback GET IN TOUCHVisit YouTube ChannelSubscribeFacebooktwitterInstagramShare with othersPages: 1 2 3 4 5 6 7 8 9 10 11 Tags: NMDCAT practice test Chapter no 3, Online NMDCAT Practice Tests, Online NMDCAT PreparationPost author:Umair Ali khanPost published:July 30, 2022Post category:MDCAT Preparation / Online MCQs (Quiz) Please Share This Useful Info Share this content Opens in a new window Opens in a new window Opens in a new window Opens in a new window Read more articles Previous PostHow to prepare for FSc part 1 chapter 4 Chemistry through notes and quizzes Next PostNMDCAT Preparation Chemistry Chapter # 4 You Might Also Like NMDCAT Practice test + Notes Chapter #9September 1, 2022 How to calculate aggregate marks through merit formula to get admission to a medical college in 2021-22October 31, 2021 Concept of mole for Class 11 and 12 studentsDecember 1, 2024Leave a Reply Cancel replyCommentEnter your name or username to commentEnter your email address to commentEnter your website URL (optional) Save my name, email, and website in this browser for the next time I comment. Sign me up for the newsletter! Δ
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