Which of the following statement is incorrect - Vidyadip

MCQ

Which of the following statement is incorrect

A
Effective nuclear charge for electron of $3d$ and $4s$ subshell is same in $Sc$
B
From $s$-block to $p$-block effective nuclear charge increases in order of $0.65$
C
For $H^-$ and $He$ value of screening constant ($\sigma$ ) for each electron is same
✓
Effective nuclear charge depends upon value of principal quantum number

✓

Answer

Correct option: D.

Effective nuclear charge depends upon value of principal quantum number

d

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