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Assertion : ON cooling a frezing maxture, colour of the mixture turns to pink from deep blue for a reaction Co(H_(2)P)_(6(aq))^(2+)+4Cl_(aq)^(-)hArrCoCl_(4(aq))^(2-)+6H_(2)O_((1)). Reason: Reaction is endothermic so on cooling, the reacton moves to backward direction.

Answer»

If both ASSERTION and reason are TRUE and the reason is the CORRECT explanation of the assertion.
If both assertion and reason are true but reason is not the correct explanation of the assertion.
If assertion is true but reason is FALSE.
If the assertion and reason both are false.

Answer :C


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