1.

If a mole of \[{{H}_{2}}\] molecule is heated to high temperature the following reaction takes place        [Kerala (Med.) 2002]

A.                 \[{{H}_{2}}(g)+436\,kJ=H(g)+H(g)\]
B.                 \[{{H}_{2}}(g)+820\,kJ=2{{H}_{2}}(g)\]
C.                 \[2{{H}_{2}}(g)+436\,J=2{{H}_{2}}\]
D.                 \[{{H}_{2}}+{{H}_{2}}={{H}^{+}}+{{H}^{+}}\]
Answer» B.                 \[{{H}_{2}}(g)+820\,kJ=2{{H}_{2}}(g)\]


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