Question

Classify the following reactions as combination, decomposition, displacement, precipitation and neutralization:
(a) 4Na + 2O2=Na2O
(b) HCl + NaOH =NaCl + H2O
(c) Fe + CuSO4= FeSO4 + Cu
(d) CaCO3 = CaO + CO2
(e) BaCl2 + Na2SO4= BaSO4 + 2NaCl​

Answer 1

Answer:

a) Combination reaction

b) Neutralization

c) Displacement

d) Decomposition

e) Precipitation