Which is an example of a molecular hydride?

Which of the given compounds can enhance the efficiency of hydrogen storage tank?

Which of the following statements is correct for hydrogen?

An alkali metal hydride $(NaH)$ reacts with diborane in '$A$' to give a tetrahedral compound '$B$' which is extensively used as a reducing agent in organic synthesis. The compounds '$A$' and '$B$' respectively are

Explain the isotopes of hydrogen in short.

$BeH_2$ can be prepared by the reaction of