DR Fatima Abbasi on Nearpeer MDCAT Common Room
GUYS there is one Question in nearpeers practice book, Chapter Transition elements . Question: Which transition metal ion has the most stable configuration in terms of its oxidation state and electronic state ? Options: A: Ni+2 , B: Cu+2 , C: Fe+3, D: Cr+3 I marked option C ( Fe ) , jab ka key ma correct D ha or explanation ma B ha or jab maina AI BOT sa pucha tw us na bhi C (Fe ) batya or ab ma bhtt confuse hogie hu plzz help
Kainat Rafique · 2026-07-06T05:08:29.045Z
Fe³⁺: [Ar] 3d⁵. so its half filled which is more stable than rest. Sometimes the key is wrong lol
AZAAN · 2026-07-06T07:44:17.955Z
The key also says that both attraction and repulsion are sure tests of presence of charge on body😂
Afra Muqadas · 2026-07-06T02:52:29.053Z
correct answer is Fe+3 bcz after losing 3 electron it become most stable with half filled d orbital
DR Fatima Abbasi · 2026-07-06T03:32:37.718Z
exactly my concepts were clear as i marked Fe too but key or explanation na confuse kar diya