1.

When electricity is passed through calcium nitrate solution in water, what is likely to be formed at the cathode and why?

A.  Hydrogen because it is a very reactive than calcium
B.  Calcium because it is a very reactive than hydrogen
C.  Hydrogen because it is less reactive than calcium
D.  Calcium because it is less reactive than hydrogen.
Answer» D.  Calcium because it is less reactive than hydrogen.


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