Chemistry Mcqs

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Chemistry MCQs

Chemistry MCQs banner by CSS MCQs
Chemistry MCQs by CSS MCQs

Chemistry MCQs by CSSMCQs

Here, you will find all Chemistry MCQs with their Answers. These MCQs would help you achieve good marks in ALL kinds of entry tests of  FPSC, PPSC, KPPSC, SPSC, NTS, PTS, OTS, CTS, MDCAT, ECAT, ETEA, NUMS and all other entry tests preparation etc. They will also help you get better marks in any types of job or university admission tests. Our focus will be on the fundamental level of the Chemistry course. However, advance level and its main branches MCQs will also be shared with their correct answers. For other subject’s MCQs Click HERE

The increasing vapor pressure caused by heating a liquid is due to

A. increase intermolecular interactions
B. increasing potential energy of molecules
C. increasing kinetic energy of molecules
D. decreasing surface tension

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Correct Answer: C. increasing kinetic energy of molecules
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Covalent network crystals have

A. higher melting point then molecular crystals
B. lower melting point then molecular crystals
C. discrete molecules linked by Van der waals forces
D. hydrogen bonding

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Correct Answer: A. higher melting point then molecular crystals
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Color of the glow produced in the discharge tube

A. depends on the pressure in the discharge tube
B. depends on the metal used as cathode
C. depends on the gas used in the discharge tube
D. does not depend on the nature of the gas used in the discharge tube

Show Answer…
Correct Answer: C. depends on the gas used in the discharge tube
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e/m ratio of the canal rays is less than that of cathode rays. The reason is

A. greater mass of canal ray particles
B. greater charge of the canal ray particles
C. greater mass and charge of the canal ray particles
D. actually e/m ratio of canal rays is greater than that of the cathode rays

Show Answer…
Correct Answer: A. greater mass of canal ray particles
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