Question

Which of the following represents a double displacement reaction?
A) 2MgO + 2H2O ━━> 2Mg(OH)2
B) Ca(OH)2 ━━> CaO + H2O
C) Na2CO3 + CuSO4 ━━> Na2SO4 + CuCO3
D) C + O2 ━━> CO2
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Answer 1

Explanation:

I think Option C is showing double displacement reaction