is balanced with reference to the law of
12. Write balanced molecular equations for the following word equations:
a] Calcium
+ oxygen
→ Calcium oxide
b] Calcium
+ water
→ Calcium hydroxide + hydrogen
c] Zinc
+ sulphuric acid
+ Zinc sulphate + hydrogen
d] Lead sulphate + ammonium hydroxide → Ammonium sulphate + lead hydroxid
e] Copper hydroxide + nitric acid
→ Copper nitrate + water
f] Lead nitrate + sodium chloride → Sodium nitrate + lead chloride
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Answer:
1. 2ca + o2 - 2cao
2.2 Ca +2 H2O - Ca(OH)2 + H2
Explanation: