JEE Advanced2018_S1 - Competishun – Live JEE & NEET Courses and Exam Prep

JEE Advance2018

Paper-1

Multiple correct answers - Select all that apply

Question

The correct statement(s) regarding the binary transition metal carbonyl compounds is (are) (Atomic numbers: $\mathrm{Fe}=26, \mathrm{Ni}=28$ )

Select ALL correct options:

Total number of valence shell electrons at metal centre in $\mathrm{Fe}(\mathrm{CO})_5$ or $\mathrm{Ni}(\mathrm{CO})_4$ is 16

These are predominantly low spin in nature

Metal-carbon bond strengthens when the oxidation state of the metal is lowered

The carbonyl $\mathrm{C}-\mathrm{O}$ bond weakens when the oxidation state of the metal is increased

✓ Correct! Well done.

✗ Incorrect. Try again or view the solution.

⚠ Partially correct. Some answers are missing.

Solution

Question Tags

JEE Advance

Physics

Easy

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