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Chemistry MCQ Set 1

chemistry Set 1 contains 6 of total 50 chemistry questions (MCQ) with answers. View the answer of each MCQ by clicking over the Show/Hide Answer or all answers at the bottom of the page. You can use these MCQs of chemistry as a practice for the real exam or entrytest. Interactive Test

MCQ: 1

Question : On heating a liquid at its dynamic equilibrium the concentration of molecules in vapour state as well as in liquid state

  1. Increase
  2. Decreases
  3. Remains constant
  4. Neither increase nor decreases

MCQ: 2

Question : For the reaction N1O4 → 2 NO2 before the equilibrium is reached, the ratio in change of concentration of NO2 to the concentration of N2O4 is

  1. Equal
  2. Half
  3. Twice
  4. Four time

MCQ: 3

Question : Chose the correct statement for the Law of Mass Action.

  1. The rate of forward reaction is equal to the rate of backward reaction.
  2. The rate at which a substance reacts is directly proportional to the substances.
  3. The rate at which a substance reacts is directly proportional to its initial concentrations.
  4. The rate at which a substance reacts is directly proportional to its final concentrations.

MCQ: 4

Question : Choose the correct statement for a solution of H3PO4 (49gm/500ml).

  1. 1.5N is more concentrated than 1.5M solution.
  2. 1.5N is less concentrated than 1.5M solution.
  3. 1.5N is more concentrated than 1.5M former contains large amount of solution.
  4. 1.5N and 1.5M solution having same.

MCQ: 5

Question : The molarity of H2SO4 is 0.5M. Its normality will be

  1. 0.5N
  2. 1.0N
  3. 0.25N
  4. 2.5M

MCQ: 6

Question : A 500ml solution contains 49gm of H2SO4. Its molarity is

  1. 1.0M
  2. 2.0M
  3. 1.5M
  4. 2.5M

All MCQ Answers

Set 1Set 2Set 3Set 4Set 5Set 6Set 7

Video Lessons and 10 Fully Explained Grand Tests

Large number of solved practice MCQ with explanations. Video Lessons and 10 Fully explained Grand/Full Tests.

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