Question

write the four types of chemical reaction with an example for each​

Answer 1

Four type of reaction are-----

1 Combination reaction

2 Decomposition reaction

3 Displacement reaction

4 Neutralisation reactions.

Answer 2

combination reaction -

C+O2------------)CO2

decomposition reaction-

PbNO3-----------)PbO+NO2+NO3

displacement reaction-

CuSO4 + Fe----------) FeSO4 +Cu

double displacement reaction-

Na2S + HCl----------)NaCl+H2S

redox reaction-

Cu + AgNO4------------)Cu(NO3)2+Ag

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