Question

Indicate which type of chemical reaction (Combination, decomposition, single displacement,

double-displacement) is being represented in the following reactions:

1. Na2SO4 + BaCl2 → BaSO4 + 2NaCl


2. Fe + CuSO4 → FeSO4 + Cu


3. 2 C5H5 + Fe → Fe(C5H5)2


4. 2 MgI2 + Mn(SO3)2 → 2 MgSO3 + MnI4


5. CaCO3 → CaO + CO2



6. KCl + AgNO3 AgCl + KNO3



7. CuSO4 + Zn ZnSO4 + Cu

pls help me ​

Answer 1

the answer is given below in explanation