Which of the following reactions is are oxidation-reduction, Ask an Expert

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Which of the following reactions is (are) oxidation-reduction reactions? Explain your answer briefly.

classify the remaining reactions.

a) CdCl2(aq) + Na2S(aq) ® CdS(s) + 2 NaCl(aq)
b) 2 Ca(s) + O2(g) ® 2 CaO(s)
c) Ca(OH)2(s) + 2 HCl(aq) ® CaCl2(aq) + 2 H2O(l)

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Category:- Chemistry
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