Question

3. State the type of reaction shown by following equations.
(i) Fe + 2HCL — FeCl2 + H2
(ii) C+O2 -----CO2
(iii) MgSO4+2NaNO3 Mg(NO3)2 + Na2SO4
(iv) 2H2O - 2H2+O2​

Answer 1

Answer:

1. displacement reaction

2.combination reaction

3. double displacement reaction

4. decomposition reaction

Answer 2

Answer:

1 displacement reaction

2 combination reaction

3 double displacement reaction

4 decomposition reaction