Q .     Identify the wrong statement.

BITSAT Mock
A

Among the constituents of air, `O_2, H_2O, CO_2`, ozone, nitrogen will not produce green house effect.

B

`Hg^0, Hg^(+2), Cu^0, Cu^(+2), Cd^(+)` are poisonous to living system.

C

Flexible rubber is hardened by cross polymerisation with `ZnO`.

D

`TiCl_4` with `(C_2H_5)_3 Al` is the Ziegler-Natta catalyst used in the polymerisation of olefin.

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