how will you test the gas which is liberated when hcl acid reacts with zinc
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Zn+2HCl=H2 gas is liberated+ZnCl2
ziafat111:
and the H2 gas ignites
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by bringing a candle near the test tube..if the candle extinguishes by a pop sound then the gas in the test tube is HYDROGEN and if the candle i mean the flame burns more vigorously then the gas is OXYGEN
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