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Basic Buffer Action

What is the p...

Question

What is the pH value of base?

A

> 7

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B

< 7

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C

= 7

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D

None

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Solution

The correct option is A $> 7$
We know, pH of a base is greater than 7. Hence, option A is correct.

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Similar questions

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 the following substance as per their

p H

p H < 7, p H = 7, p H > 7

Q. The pH of bases lies between 7 and ____.

Q. The value of integral

\int \frac{(1 - cos θ)^{2 / 7}}{(1 + cos θ)^{9 / 7}} d θ

Q. Reaction of acid with base results in formation of salt and water. This reaction is called neutralisation reaction.
During the following reaction decide the pH value and conclusion of the aqueous solution of salts.

	Type of Acid	Type of Base	pH of aqueous solution of salt
$(1)$	Strong acid	Strong base	Neutral
$(2)$	Strong acid	Weak base	Acidic
$(3)$	Weak acid	Strong base	Basic

= 7

< 7

> 7

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