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Hydrogen will not reduce heated
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By Expert Faculty of Sri Chaitanya
a
cupric oxide
b
ferric oxide
c
stannic oxide
d
aluminium oxide
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Correct option is D
CuO + H2 → Cu + H2ODihydrogen redues some metal oxides [Less active metal oxdies] into respective metalFe2O3 + 3H2 → 2Fe + 3H2OSnO2 + 3H2 → Sn + 2H2OAl2O3 + H2No reduction of Al2O3 by H2Similar Questions
One gram of which of the following releases the maximum energy?
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