JEE Advanced 2020 Full Test 3 Paper 2

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Question : 27 of 54

Marks: +1, -0

Which of the following statements is\/are true about the transition metal alkene complexes? K[PtCl3C2H4]

Back bonding weakens the double bond of the alkene
σ bonding and back-bonding synergistically strengthen metal alkene interaction
Electron withdrawing substituents on alkene reduce back bonding
π -acidic co-ligands on metal strengthen back bonding

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