Question

A highly reactive metal reacts with cold water to form metal hydroxide and hydrogen gas is liberated. Identify the coefficients a, m, p and f in the given equation:a Na + m H2O → p NaOH+ f H2↑​

Answer 1

Explanation:

ANSWER

Zn+2NaOH→Na

2

ZnO

2

+H

2

Zinc react with excess sodium hydroxide to form sodium zincate(Na

2

ZnO

2

) along with hydrogen gas. Zinc is a transition metal which shows moderate reactivity.Zinc reacts with NaOH to form sodium zincate with the evolution of hydrogen gas