$H_{2} C O_{3} + N a O H \to N a H C O_{3} + H_{2} O$
Equivalent weight of $H_{2} C O_{3}$ in the above reaction is (Molar mass of $H_{2} C O_{3}$ is $62 g / m d)$ .

60

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32

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62

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63

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Solution

The correct option is B $62$
$\begin{matrix} E q u i v a l e n t cot . o f H_{2} C O_{3} i s \frac{62}{1} = 62 H e n c e o p t i o n C i s t h e c o r r e c t a n s w e r . \end{matrix}$

Suggest Corrections

Similar questions

(i) C O_{2} + H_{2} O \to H_{2} C O_{3}

(i i) H_{2} C O_{3} \to H^{+} + H C O_{3}^{-}

(i i i) H_{2} C O_{3} \to H_{2} O + C O_{2}

{H C O_{3}}^{-} + H_{2} O \to O H^{-} + H_{2} C O_{3}

An aqueous solution of carbonic acid ( $H_{2} C O_{3}$ ) contains

1

M

N a H C O_{3}

H_{2} C O_{3} + H_{2} O ⇌ H C O_{3}^{-} + H_{3} O^{+};

p K_{1} = 6.38

H C O_{3}^{-} + H_{2} O ⇌ C O_{3}^{2 -} + H_{3} O^{+};

p K_{2} = 10.26

Identify Bronsted acids in the reaction : $H_{2} C O_{3} + H P O_{4}^{2 -} ⇌ H_{2} P O_{4}^{-} + H C O_{3}^{-}$

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