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pH of Salts

What is the p...

Question

What is the pH value of potassium nitrate salt?

A

Greater than 7

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B

7

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C

Less than 7

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Solution

The correct option is B
7

Potassium nitrate is neutral as it is a salt obtained from neutralization of a strong base and a strong acid, therefore its pH value is equal to 7.

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Similar questions

Q. Give one example each of a salt which gives an aqueous solution having:
(a) pH less than 7
(b) pH equal to 7
(c) pH more than 7

Q. Choose the correct from the following:
(i) Salt of a strong acid and a strong base are neutral with pH value of 7.
(ii) Salt of a strong acid and a weak base are basic with pH value more than 7.
(iii) SaIt of a weak acid and a strong base are acidic with pH value less than 7.

Q. Classify aqueous solutions of the following substances according to their pH into three groups : 7, more than 7, less than 7.
Common salt, sodium acetate, hydrochloric acid, carbon dioxide, potassium bromide, calcium hydoxide, ammonium chloride, vinegar, sodium carbonate, ammonia.

I P_{1}

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I P_{1}

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Q. Which of the following salts on dissolution of water gives pH less than 7 at

25^{0} C

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