Answer: The correct answer is option (C).
Explanation:
Sodium metal reacts with hydrochloric acid which produces hydrogen gas and sodium chloride.
[tex]Na(s)+HCl\rightarrow NaCl(aq)+H_2(g)[/tex]
RHS = Products, LHS = Reactants
The reactants are sodium metal and hydrochloric acid.
The product are hydrogen gas and sodium chloride solution.
Hence,the correct answer is option (C).