A salt whose aqueous solution will have a $p H$ of more than 7 will be:

K_{2} C O_{3}

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K_{2} S O_{4}

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N a C l

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N H_{4} C l

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Solution

The correct option is A $K_{2} C O_{3}$
All the salts of carbonates and bicarbonates are basic in nature so they have $p H$ more than 7 like potassium carbonate or sodium carbonate.

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Similar questions

Give one example each of a salt which gives an aqueous solution having :

(a) pH less than 7

(b) pH equal to 7

The pH of 0.1M aqueous solutions of NaCl, $C H_{3}$ COONa and $N H_{4}$ Cl will follow the order

N H_{4} C l

N a C l, C H_{3} C O O N a

N H_{4} C l

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