$H^+$,$D^+$,and $T^+$ differ in all of the following $EXCEPT$ one.

If an isotope of hydrogen has two neutrons in its atom,its atomic number and atomic mass number will respectively be

$BF_3$ reacts with $NaH$ at $450 \ K$ to form $NaF$ and $X$. When $X$ reacts with $LiH$ in diethyl ether,$Y$ is formed. What is $Y$?

When steam is passed over red hot iron,the substances formed are

Explain Ionic Hydrides (Saline Hydrides),Covalent (molecular hydrides),and Metallic (non-stoichiometric hydrides) with examples.

Which of the following reactions give $H_2$ as one of the products? (Reactions are not balanced)
$I) NaBH_4 + I_2 \longrightarrow$
$II) B_2H_6 + N(CH_3)_3 \longrightarrow$
$III) Al + NaOH + H_2O \longrightarrow$
$IV) BF_3 + NaH \longrightarrow$