Which acid is not commonly used in the laboratory?
A
Nitric acid
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B
Hydrofluoric acid
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C
Sulphuric acid
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D
None of above
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Solution
The correct option is A Hydrofluoric acid Some of the lesser used laboratory acids are acetic acid (CH3COOH), hydrofluoric acid (HF), carbonic acid (H2CO3). Hydrofluoric acid is a highly corrosive acid and is used to etch glass.