The weakest (in strength) of the following intermolecular forces is
A. Hydrogen bonding
B. Vander Waals force
C. Forces among the polar molecules
D. Ionic bond
Correct Answer: B. Vander Waals force
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Chemistry 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
Which of the following statements is true about plasma
A. It may be the first state of matter
B. It is not a phase transition
C. It is a conductor of electricity
D. All of the above
Correct Answer: D. All of the above
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Which statement is correct
A. PVmT
B. PCT
C. PMdT
D. All above
Correct Answer: D. All above
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Which one has the lowest density at room temperature?
A. Ne
B. N2
C. NH3
D. CO
Correct Answer: C. NH3
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The introduction of the Kelvin scale in thermometry is according to
A. Boyles law
B. Charles law
C. Daltons law
D. Grahams law
Correct Answer: B. Charles law
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0.5 mole of nitrogen gas and 0.5 mole of carbon monoxide gas at STP have same
A. Mass
B. Atoms
C. Both B and C
D. None of these
Correct Answer: C. Both B and C
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At constant temperature the pressure of an ideal gas is doubled its density becomes
A. Half
B. Double
C. Same
D. None
Correct Answer: B. Double
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