Question

Hydrolith when dissolved in water liberates hydrogen. The formula of hydrolith is

• A. NaH
• B. $CH_4$
• C. $C_2H_6$
• D. $CaH_2$

Answer 1

Answer: (D)

$CaH_2$

Answer 2

{\underset{\mathrm{Hydrolith}}{ {CaH_2}} + 2HOH -> Ca(OH)_2 +2H_2}