1.

Which of theconfigurationof mostelectronegative elements is

Answer»

`[He] 2S^(1)`
`[He] 2s^(2)`
`[XE] 6S^(1)`
`[Xe] 6s^(2)`

SOLUTION :Theheaviestalkalimetal is the mostelectron positiveelement .
i.e.,`CS [He] 6s^(1)`


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