The ionization energy of an element is defined as:

  • A
    The same as the electron affinity of the element
  • B
    Equal in magnitude but of opposite sign to the electron affinity of the element
  • C
    The energy released when an electron is added to an atom of the element
  • D
    The energy required to remove the outermost electron of an atom of the element

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Similar Questions

When first ionisation energy is plotted against the atomic number,the peaks in the curve are occupied by

The second ionisation potential of an element $M$ is the energy required to

Correct increasing order of first ionisation potential is

If first ionization enthalpies of element $X$ and $Y$ are $419 \ kJ \ mol^{-1}$ and $590 \ kJ \ mol^{-1}$,respectively and second ionization enthalpies of $X$ and $Y$ are $3069 \ kJ \ mol^{-1}$ and $1145 \ kJ \ mol^{-1}$,respectively. Then the correct statement is :-

For one of the elements,various successive ionization enthalpies (in $kJ \cdot mol^{-1}$) are given below:
$I.E.$ $1^{st}$ $2^{nd}$ $3^{rd}$ $4^{th}$ $5^{th}$
Value $577.5$ $1810$ $2750$ $11580$ $14820$

The element is:

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