Q12Multiple choice
Which of the following statements about a compound is incorrect?
- (i)A molecule of a compound has atoms of different elements.
- (ii)A compound cannot be separated into its constituent elements by physical methods of separation.
- (iii)A compound retains the physical properties of its constituent elements.
- (iv)The ratio of atoms of different elements in a compound is fixed.
Show answer
(iii) A compound retains the physical properties of its constituent elements.