First ionisation enthalpy values of first four group $15$ elements are given below. Choose the correct value for the element that is a main component of apatite family $:$

  • A
    $1012 \ kJ \ mol^{-1}$
  • B
    $1402 \ kJ \ mol^{-1}$
  • C
    $834 \ kJ \ mol^{-1}$
  • D
    $947 \ kJ \ mol^{-1}$

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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:

The reaction of $NO$ with $N_2O_4$ at $250 \ K$ gives :

Which of the following oxides of nitrogen is paramagnetic?

Which of the following produces $NO_2$ gas on heating?

The boiling points of the following hydrides follow the order of:

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