The statement that is $NOT$ correct is:

  • A
    In solid state,$PCl_{5}$ exists as $[PCl_{4}]^{+}[PCl_{6}]^{-}$.
  • B
    Phosphorous acid on heating disproportionates to give metaphosphoric acid and phosphine.
  • C
    Hypophosphorous acid reduces silver nitrate to silver.
  • D
    Pure phosphine is non-inflammable.

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Similar Questions

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:

Which of the following elements forms a strongly acidic oxide?

One of the acids listed below is formed from $P_2O_3$ and the rest are formed from $P_2O_5$. The acid formed from phosphorus $(III)$ oxide is

In which of the following ranges can nitrogen exhibit various oxidation states?

In which of the following is the $P - O - P$ bond present?

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