The ionisation potentials of $Li$ and $K$ are $5.4 \ eV$ and $4.3 \ eV$ respectively. The ionisation potential of $Na$ will be ................ $eV$.
- A$9.7$
- B$1.1$
- C$4.9$
- D$5.1$
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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:
| $I.E.$ | $1^{st}$ | $2^{nd}$ | $3^{rd}$ | $4^{th}$ | $5^{th}$ |
| Value | $577.5$ | $1810$ | $2750$ | $11580$ | $14820$ |
The element is:
MediumKCET 2015
View SolutionThe third ionisation enthalpy is highest in
The correct order of ionisation energy of $C$,$N$,$O$,and $F$ is
Define ionisation enthalpy. Discuss the factors affecting ionisation enthalpy of the elements and its trends in the periodic table.
Consider the following ionization enthalpies of two elements $A$ and $B$.
Element Ionization enthalpy $(kJ \ mol^{-1})$ $(1^{st}, 2^{nd}, 3^{rd})$ $A$ $899, 1757, 14847$ $B$ $737, 1450, 7731$
Which of the following statements is correct?
| Element | Ionization enthalpy $(kJ \ mol^{-1})$ $(1^{st}, 2^{nd}, 3^{rd})$ |
| $A$ | $899, 1757, 14847$ |
| $B$ | $737, 1450, 7731$ |
Which of the following statements is correct?
DifficultJEE MAIN 2017
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