Question

Classify the following reactions as combination reaction, decomposition reaction, neutralization,

precipitation reaction, displacement reaction:-



1. NaOH(aq) + HCl(aq)  NaCl(aq) + H2

O

2. Fe + S  FeS

3. BaCl2

(aq) + Na2

SO4

(aq)  BaSO4  + 2NaCl

4. 2HgO  2Hg + O2

5. Zn + CuSO4

(aq)  ZnSO4

(aq) + Cu​

Answer 1

Answer:

1. Neutralization reactions

2. Iron sulfide

3. precipitation reactions

4. Decomposition

5. Displacement reactions