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JEE Advanced 2009Paper 2

Exam: JEE Advanced
Year: 2009
Paper: Paper 2
Subject: Chemistry
Chapter: Chemical Bonding and Molecular Structure

JEE Advanced 2009 · Paper 2 · Chemistry · Chemical Bonding and Molecular Structure

The spin only magnetic moment value (in Bohr magneton units) of...

The spin only magnetic moment value (in Bohr magneton units)

of \mathrm{Cr}(\mathrm{CO})_6

is

Options

A0
B $2.84$
C $4.90$
D $5.92$

Correct answer

A. 0

Step-by-step solution

\mathrm{CO}

is a strong ligand, all the six electron of the valence shell of

\mathrm{Cr}

is paired and spin only magnetic moment

=0

.

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