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JEE MAIN 2019
09-04-2019 S1
Question
The element having greatest difference between its first and second ionization energies, is
Select the correct option:
A
K
B
Sc
C
Ca
D
Ba
✓ Correct! Well done.
✗ Incorrect. Try again or view the solution.
Solution
Alkali metals have high difference in the first ionisation and the second ionisation energy as they achieve stable noble gas configuration after first ionisation.
Question Tags
JEE Main
Chemistry
Easy
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