question_answer 70)

  Name the classes of hydrides to which \[{{H}_{2}}{{O}_{2}},{{B}_{2}}{{H}_{6}}\] and\[NaH\] belong.

Answer:

  \[{{H}_{2}}O\]Molecular or covalent hydride. It is an electron rich hydride. \[{{B}_{2}}{{H}_{6}}\] Molecular or covalent hydride. It is an electron deficient hydride. \[NaH\]Ionic hydride.