Hydrogen accepts an electron to achieve the inert gas configuration. In this process,it behaves like which of the following?

Under normal conditions,the hydrogen molecule is not reactive because .........

Which of the following cannot be used for the preparation of $H_2$?

Consider the following statements:
$1.$ Atomic hydrogen is obtained by passing hydrogen through an electric arc.
$2.$ Hydrogen gas will not reduce heated aluminium oxide.
$3.$ Finely divided palladium adsorbs large volume of hydrogen gas.
$4.$ Pure nascent hydrogen is best obtained by reacting $Na$ with $C_2H_5OH$.
Which of the above statements is/are correct?

Which of the following pairs will not produce dihydrogen gas?

$LiAlH_4$ is obtained by reacting an excess of $LiH$ with an ethereal solution of $AlCl_3$. Identify the reactant that is used in excess.