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Which of the following species having same value of `sigma^(**)` (Screening constant) for 2s electrons?
A. F
B. Na
C. Cl
D. Zn

1 Answer

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Best answer
Correct Answer - a,b,c,d
`sigma=2xx0.85+0.35 " for " Na ,Cl,Zn " 2s electron".`

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