Question

Metals react with water to form the metal oxide and ______.

• A. hydrogen gas
• B. acid
• C. water gas
• D. non-metal oxide

Answer 1

The correct option is A hydrogen gas

Metals react with water (cold, warm, hot and steam) to produce metal oxide and hydrogen gas.

Example:
$\mathrm{Mg}\left(s\right)+H_{2}O\left(l\right)\to \mathrm{MgO}\left(s\right)+H_2\left(g\right)$