NEET Chemistry
Isoelectronic Species
Low Priority
Consistency: 5%
Weightage: 1 / 20 Yrs
High-Yield Trend
1
2021 Questions 1 MCQs
01
PYQ 2021
easy
chemistry ID: neet-202
Which pair of ions among the following list do not constitute an iso-electronic pair?
1. Mn2+, Fe3+
2. Fe2+, Mn2+
3. O2–, F–
4. Na+, Mg2+
1
(1)
2
(2)
3
(3)
4
(4)