Question

27. In the reaction :
MnO, + 4HCI MnCl2 + 2H,0 + Cl,
(a) Name the compound (i) oxidised, (ii) reduced.
(b) Define oxidation and reduction on its basis.
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Answer 1

a) (i) Hydrogen

(ii) Magnesium

b) Oxidation is the loss of electrons. Reduction is the gain of electrons.