JEE Main 2022 · 28 Jun · Shift 1 · Chemistry Q89

← JEE Main 2022 · 28 Jun · Shift 1

ChemistryInteger+4 / -1Question 89 of 90

Number of complexes which will exhibit synergic bonding amongst, $\mathrm{[Cr(CO)_6]}$ , $\mathrm{[Mn(CO)_5]}$ and $\mathrm{[Mn_2(CO)_{10}]}$ is ______.

Your answer

Answer and worked solution

Official answer: 3

Synergic bonding (σ donation from CO and π back donation from the metal) occurs in every metal carbonyl listed: all three.

Answer: 3

Topics:Metal carbonyls and EAN rule

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JEE Main 2022 · 28 Jun · Shift 1, Chemistry question 89