Write balanced chemical equations for the following reactions.
(i) Silver bromide on exposure to sunlight decomposes into silver and bromine,
(ii) Sodium metal reacts with water to form sodium hydroxide and hydrogen gas.
Solution
i)
i)
A balanced chemical equation for the said reaction is as follows
ii)Sodium metal reacts with water to give sodium hydroxide and hydrogen gas. The reaction is :
2Na + 2H2O →2NaOH + H2