The statement true for $N_3^-$ is

Which of the following statements is $NOT$ true for both white and red phosphorus?

Which of the following statements is incorrect for white and red phosphorus?

Nitrogen dioxide $(NO_2)$ reacts with water to give:

$FeSO_4$ gives a brown ring with ........

Regarding the hydrides of group $15$ elements $EH_{3}$ $(E = N, P, As, Sb, Bi)$, select the correct statement from the following:
$A$. The stability of hydrides decreases down the group.
$B$. The basicity of hydrides decreases down the group.
$C$. The reducing character increases down the group.
$D$. The boiling point increases down the group.
Choose the correct answer from the options given below: