For the reaction, 2Cl(g) $ \to $ Cl2(g), the correct option is :

Question

For the reaction, 2Cl(g) $ \to $ Cl₂(g), the correct option is :

${\Delta _r}H > 0$ and ${\Delta _r}S < 0$

${\Delta _r}H < 0$ and ${\Delta _r}S > 0$

${\Delta _r}H < 0$ and ${\Delta _r}S < 0$

${\Delta _r}H > 0$ and ${\Delta _r}S > 0$

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