Question

6) Balance the following chemical equations and identify
the type of chemical reaction.
(a) HgO(s) → Hg(1) + O2(g)
Fuse
(b) Na(s) + S(s) → Na2S(s)
(c) CaO(s) + SiO2(s) → CaSiO3(s)
(d) H2O2(1) - H2O(1) + O2(g)​

Answer 1

Answer:

1. This reaction falls under the category of Displacement reactions

2. This is an example of thermal decomposition reaction.

Explanation:

3. This is an example of a Combination reaction. 4. This is a synthesis reaction.

Answer 2

Answer:

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Explanation:

i)

2HgO(S) → 2Hg(S) + O2

ii)

2 Na + S → Na2S

iii)

CaO + SiO2 → CaSiO3

iv)

2H2O2--> 2H2O + O2