Which of the following salts will give an aqueous solution having $p H$ of almost 7?

N H_{4} N O_{3}

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N H_{4} C l

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C a C l_{2}

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K C l

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Solution

The correct option is D $K C l$
$K C l$ solutions are stable. In aqueous state $K C l$ solutions fully ionize into solvated potassium and chloride ions. So it is neutral with $p H = 7$ .

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Similar questions

p H

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

(a) pH less than 7

(b) pH equal to 7

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