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Chemistry
The set representing the correct order of first ionisation potential is
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Q. The set representing the correct order of first ionisation potential is
Manipal
Manipal 2017
A
$K > Na > Li$
B
$Be > Mg > Ca$
C
$B > C > N$
D
$Ge > Si > C$
Solution:
The first ionisation potential $(IE_{1})$ decreases from top to bottom in a group. Hence, the order of ionisation potential is as:
$Be > Mg > Ca$