WBCS.LIVE practice question

Statement I: Conversion of blue copper sulphate to black cupric oxide on heating is a physical change. Statement II: A change in which chemical composition does not change, is called physical change.

Solve this multiple-choice question and check the correct answer with its explanation below.

Answer options

  1. Both the Statements are individually true and Statement II is the correct explanation of Statement I.
  2. Both the Statements are individually true but Statement II is not the correct explanation of Statement I
  3. Statement I is true, but Statement II is false.
  4. Statement I is false, but Statement II is true.

Correct answer and explanation

Correct answer: Statement I is false, but Statement II is true.