The sum of $IE_1 + IE_2$ and $IE_3 + IE_4$ for elements $P$ and $Q$ are given below:
Element $IE_1 + IE_2$ $(kJ/mol)$ $IE_3 + IE_4$ $(kJ/mol)$
$P$ $2.45$ $8.82$
$Q$ $2.85$ $6.11$

Then,according to the given information,the incorrect statement$(s)$ is/are:

  • A
    $P^{2+}$ is more stable than $Q^{2+}$
  • B
    $P^{4+}$ is more stable than $Q^{4+}$
  • C
    $P^{4+}$ is less stable than $Q^{4+}$
  • D
    Both $(A)$ and $(C)$

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