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Question
Select the correct options for the following statement:
The acid _____ is not Used in the laboratory preparation of hydrogen, using zinc and an acid.
Options
dil.H2SO4
dil. HNO3
dil. HCl
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Solution
The acid dil. HNO3 is not used in the laboratory preparation of hydrogen, using zinc and an acid.
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| 1. `""2H_2 + O_2 → 2H_2O` | A. This reaction is not possible |
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