2. H2 + O → H2O is a balanced chemical equation. It is considered to be incorrect. Why? 3. Write balance chemical equations to represent the following statements :
a. Carbon (coke) burns in air to form carbon dioxide gas.
b. A piece of sodium metal on putting in water forms caustic soda and hydrogen gas.
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Answer:
It is considered as incorrect because formula for oxygen is O2 not O.
2H2+O2 gives 2H2O.
- C+O2 gives CO2
- Na+H2O gives NaOH + H2
Explanation:
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