The five successive ionisation energies of an element 'X' are 800, 1427, 2658, 25024 and…
Chemistry · NEET · NTA Exams — Classification of Elements and Periodicity in Properties
The five successive ionisation energies of an element 'X' are 800, 1427, 2658, 25024 and 32824 kJ mole-1 respectively. The valence of 'X' is:
- 3
- 1
- 2
- 5
Answer
(A) 3
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