Aqua regia is a mixture of concentrated hydrochloric acid and concentrated nitric acid in the ratio ___.

1:2

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1:1

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1:3

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3 :1

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Solution

The correct option is D
3 :1

Aqua regia is a mixture of concentrated hydrochloric acid and concentrated nitric acid in the ratio 3:1. This mixture dissolves noble metals like gold and platinum. So, it is used in etching designs on these metals.

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Similar questions

Choose the correct answer from the options given below:
Aqua regia is a mixture of:
(a) dilute hydrochloric acid and concentrated nitric acid
(b) Concentrated hydrochloric acid and dilute nitric acid
(c) Concentrated hydrochloric acid [1 part] and concentrated nitric acid [3 parts]
(d) Concentrated hydrochloric acid [3 parts] and concentrated nitric acid [1 part]

The ratio of concentrated hydrochloric acid and concentrated nitric acid in aqua regia is:

Q. Aqua regia is a mixture of hydrochloric acid and nitric acid present in the ratio .

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Q. Aqua-regia is a mixture of hydrochloric acid and sulphuric acid.

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Aqua regia is a mixture of concentrated hydrochloric acid and concentrated nitric acid in the ratio ___.

The correct option is D 3 :1 Aqua regia is a mixture of concentrated hydrochloric acid and concentrated nitric acid in the ratio 3:1. This mixture dissolves noble metals like gold and platinum. So, it is used in etching designs on these metals.

The correct option is D
3 :1

Aqua regia is a mixture of concentrated hydrochloric acid and concentrated nitric acid in the ratio 3:1. This mixture dissolves noble metals like gold and platinum. So, it is used in etching designs on these metals.