Question:easy

Which of the following is obtained when dihydrogen reacts with the alkali metals at high temperature?

Show Hint

Hydrogen takes an electron from the alkali metal to form H$^-$.
Updated On: Oct 1, 2026
  • Alkoxides
  • Metal hydrides
  • Peroxides
  • Metal nitrites
Show Solution

The Correct Option is B

Solution and Explanation

Step 1: Think of H as a non-metal
Hydrogen can gain one electron to reach the helium configuration. Alkali metals lose one electron easily. The product is M$^+$H$^-$, a saline hydride.

Step 2: Result
Option (B).

Final Answer:
Option (B). \[ \boxed{\text{(B)}} \]
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