1.

Which of the following is not true ?A. Ordinary water is electrolysed more rapidly than `D_(2)O`B. Reaction between `H_(2)` and `Cl_(2)` is much faster than `D_(2)` and `Cl_(2)`C. `D_(2)O` freezes at lower temperature than `H_(2)O`D. Bond dissocition energy for `D_(2)` is greater than `H_(2)`.

Answer» Correct Answer - C
`D_(2)O` actually has higher freezing point `(3.8^(@)C)` than water `H_(2)O(0^(@)C)`.


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