CLAT - General Knowledge and General Awareness - General Science - Chemistry

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Question - 1

Which of the following is not an element?

  • A Sodium
  • B Gold
  • C Soil
  • D Carbon

Question - 2

On heating, solid is directly converted into gaseous state. This process is called

  • A sublimation
  • B evaporation
  • C diffusion
  • D condensation

Question - 3

Which of the following is least compressible?

  • A Gas
  • B Liquid
  • C Solid
  • D None of these

Question - 4

The state in which molecular attractions are very strong is

  • A solid
  • B liquid
  • C gas
  • D none of these

Question - 5

Intermolecular space is the least in

  • A water
  • B steam
  • C ice
  • D all of them

Question - 6

Which of the following is not a mixture?

  • A Air
  • B Sea water
  • C Ice
  • D Soil

Question - 7

An atom is

  • A the smallest particle of matter known
  • B the smallest particle of a gas
  • C the smallest indivisible particle of an element that can take part in a chemical raction
  • D radioactive emission

Question - 8

Air is regarded as a mixture because

  • A its pressure may vary
  • B its temperature may change
  • C its volume changes under different conditions
  • D its composition may vary

Question - 9

Which of the following is an example of a mixture?

  • A Sugar
  • B Brass
  • C CO2
  • D NO2

Question - 10

Atomicity of phosphorous is

  • A 1
  • B 2
  • C 4
  • D 6