KCET 2015 Chemistry Solved Paper

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Question : 32 of 60
 
Marks: +1, -0
For one of the element various successive ionization enthalpies (in‌kJ‌mol−1) are given below
I.E 1st 2nd 3rd 4th 5th
577.5 1810 2750 11,580 14,820
The element is
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