Question

Identify the type of chemical reaction.
a) Na2SO4 +BaCl2 -> NaCl + BaSO4
b) Pb + CuCl2 -> PbCl2 + Cu
c) 2H2O2 -> 2H2O + O2
d) P4 + 10Cl2 ->4PCl5

Answer 1

Answer:

a) Double displacement reaction:

b) Displacement reaction

c) decomposition/electrolysis reaction

d) combination reaction.

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Answer 2

Explanation:

1. double displacement reaction
2. displacement reaction
3. decomposition reaction
4. combination reaction