Teaching BPSC 4.0 बिहार उच्च माध्यमिक शिक्षक भर्ती (PGT) Mock Test General Science Chemistry Periodic Table
Which statement about effective nuclear charge is NOT correct ?
1
It depends only upon the nuclear charge.
2
It acts on the valence shell electrons.
3
It increases across a period from left to right.
4
More than one of the above
5
None of the above