MEDIUMMCQ SINGLEIChO (Chemistry Olympiad)Inorganic ChemistryHydrogenPrevious Year Questions Hydrogen is prepared from H2O by adding (DUMET 2011)
A.Ca, which acts as reducing agent✓ Correct
B.Al, which acts as oxidising agent
C.Ag, which acts as reducing agent
D.Au, which acts as oxidising agent
Explanation
H2 can be prepared from H2O by adding Ca.
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