Question

Select the correct formula for the hydride ion.

• A. $H^{+}$
• B. $H^{-}$
• C. $O{H}^{-}$
• D. $H_2$

Answer 1

The correct option is B

$H^{-}$

Negative ions that consist of a single atom are named by adding the suffix -ide to the name of the element. Example:- Hydroxide ion $O{H}^{-}$, Hydride ion $H^{-}$ etc.

Moreover, it formed when hydrogen reacts with metals like sodium, potassium etc. and acts as non-metal by accepting an electron to form $H^{-}$