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Arrhenius Bases

Ammonium hydr...

Question

Ammonium hydroxide is said to be a weak base because

A

It has low vapour pressure

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B

It is slightly ionised

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C

It has low density

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D

It is not a hydroxide of any metal

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Solution

The correct option is B It is slightly ionised
It has low degree of ionization

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Q. Ammonium hydroxide is said to be a weak base because

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Q. Assertion :The group is determined by making a solution of the salt in water and adding ammonium chloride and ammonium hydroxide. Reason: Ammonium chloride is added to ensure low concentration of hydroxide ions.

Q. Ammonium hydroxide

N H_{4} O H

(a weak base) solution has a concentration of 0.02 M. Then the

p H

value of this solution is :
The ionization constant

(K_{b})

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1.8 \times 10^{- 5} M

Q. Ammonium hydroxide is a weak alkali.

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Arrhenius Bases

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