Teaching BPSC 4.0 बिहार उच्च माध्यमिक शिक्षक भर्ती (PGT) Mock Test General Science Chemistry Periodic Table
Which of the following is the correct decreasing order of ionic radii?
1
Sr2+ > Ca2+ > In3+ > Sn4+
2
Sn4+ > In3+ > Sa2+ > Ca2+
3
Cn2+ > Sr2+ > In3+ > Sn4+
4
More than one of the above
5
None of the above