Science, asked by vishal8247, 8 months ago

why acid is sulphuric acid is not used with metal calcium of lead and barium cannot be used to prepare hydrogen gas​

Answers

Answered by saaroopya
0

Explanation:

Gases evolved in the preliminary tests with dil. ... Take 0.1 g of salt in a test tube, add dilute sulphuric acid. ... Filter the precipitate and use the filtrate for analysis. Hydrogen sulphide ...

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