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The first four ionization energy values of an element are 191, 578, 872 and 5962 kcal. The number ofvalence electrons in the element is 1) 2)2 3)3 4)4 |
| Answer» The first four ionization energy values of an element are 191, 578, 872 and 5962 kcal. The number ofvalence electrons in the element is 1) 2)2 3)3 4)4 | |