Looking for classes? Ksquare Career Institute, Bengaluru →
The d- and f-Block Elements
Properties of the Transition Elements – Magnetic Properties
1 question from 1 paper, each with its answer.
- question
- 1
- paper
- 1
- years asked, 2017–2026
- 1 of 10
- of The d- and f-Block Elements
- 1.32%
Concepts tested
- spin-only magnetic moment of Cr(II)
All Questions
2020 1 question
-
The calculated spin only magnetic moment of $Cr^{2+}$ ion is:Cr: [Ar] $3d^54s^1$ ; $Cr^{2+}$: [Ar] $3d^4$ → 4 unpaired electrons $\mu = \sqrt{n(n+2)} = \sqrt{4(4+2)} = \sqrt{24} = 4.90$ BM