Chemistry Practice MCQ Page 30

Multiple Choice questions for Chemistry in the sets of 10 each on one page with questions and answers. All sets are useful in the preparation of subject tests for employment or admission.
Question: 3136   The measure of average kinetic energy of the molecules of a liquid is called
  1. heat
  2. volume
  3. temperature
  4. pressure
Question: 3137   The pressure exerted by vapours in equilibrium with its own liquid phase is called
  1. atmospheric pressure
  2. pressure
  3. liquid pressure
  4. vapour pressure
Question: 3138   The pressure exerted by vapours in equilibrium with its own liquid phase is called
  1. atmospheric pressure
  2. pressure
  3. liquid pressure
  4. vapour pressure
Question: 3139   The stage at which molecules leave and return to the liquid phase becomes equal is called
  1. dynamic state
  2. static state
  3. non-equilibrium
  4. equilibrium state
Question: 3140   The vapour pressure of water and ether at room temperature will be
  1. equal
  2. different
  3. zero
  4. almost same
Question: 3141   With the rise in temperature, the vapour pressure of a liquid
  1. decreases
  2. remain constant
  3. increases
  4. do not change
Question: 3142   The vapour pressure of water becomes equal to 760 mm of the Hg at
  1. freezing point
  2. boiling point
  3. melting point
  4. triple point
Question: 3143   Vapour pressure of a liquid is a direct measure of its
  1. bonding
  2. density
  3. molecular weight
  4. intermolecular force
Question: 3144   Liquid with less intermolecular forces will be
  1. more volatile
  2. less volatile
  3. more dense
  4. less heavy
Question: 3145   The vapour pressure of a liquid is independent of
  1. its shape
  2. its size
  3. its amount
  4. its density
Question: 3146   The temperature at which vapour pressure of a liquid is equal to the atmospheric pressure is called
  1. boiling point
  2. melting point
  3. freezing point
  4. crystallization point
Question: 3147   The temperature at which vapour pressure of a liquid is so high that is pushes the atmosphere aside is called
  1. melting point
  2. freezing point
  3. boiling point
  4. crystallization point