An element has successive ionization energies as 940, 2080, 3090, 4140, 7030, 7870, 16000 and 19500 kJ mol−1. To which group of the periodic table does this element belong?
A
16
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B
15
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C
14
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D
17
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Solution
The correct option is A 16 The ionization energies difference is more between 6th and 7th energies so it contains 6 electrons in the outer most shell. Hence option A is correct