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Chemistry
The incorrect statement is
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Q. The incorrect statement is
JEE Main
JEE Main 2022
The p-Block Elements - Part2
A
The first ionization enthalpy of $K$ is less than that of $Na$ and $Li$
B
$Xe$ does not have the lowest first ionization enthalpy in its group
C
The first ionization enthalpy of element with atomic number 37 is lower than that of the element with atomic number 38 .
D
The first ionization enthalpy of Ga is higher than that of the d-block element with atomic number 30 .
Solution:
Ionization enthalpy order :
$ Li > Na > K $
$ He > Ne > Ar > Kr > Xe > Rn$
$ Sr > Rb$
$ Zn > Ga $