State the type of reaction shown by following equations.
(1) Fe + 2HCL = FeCl2 + H2
(2) C + O2 = Co2
(3) MgSO4 + 2NaNO3 = Mg(NO3)2 + Na2SO4
(4) 2H2O = 2H2 + O2
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Answer:
1. displacement reaction
2.combination reaction
3. double displacement reaction
4. decomposition reaction
Explanation:
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