MCQ
Which statement is false
- AElectronegativity of fluorine is maximum
- BElectron affinity of fluorine is maximum
- CBoiling point of fluorine is maximum
- ✓Both $(b)$ and $(c)$
|
Element - |
$F$ |
$Cl$ |
$Br$ |
$I$ |
|
$E.A.$ $kJ/mole$ - |
$332.6$ |
$348.5$ |
$324.7$ |
$295.5$ |
|
Boiling pt ($^oC$)- |
$-188.1$ |
$-34.6$ |
$59.5$ |
$185.2$ |
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(Given : Energy of the electron in the first shell of the hydrogen atom is $-2.2 \times 10^{-18} \,J$; $h =6.63 \times 10^{-34}\, Js$ and $c =3 \times 10^{8} \,ms ^{-1}$ )
