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Which of the following is/are bidentate ligand?

\\\mathrm{(1) COO^--COO^- }\\\mathrm{(2) \ddot{N}H_2-CH_2-\ddot{N}H_2} \\ \mathrm{(3) CH_2-COO^-} \\ \mathrm{(4)Terpyridyl} \\ \mathrm{(5) \ddot{N}H_2-(CH_2)_2-\ddot{N}H-(CH_2)_2-\ddot{N}H_2}

Option: 1

1,2


Option: 2

1,4,5


Option: 3

2,3,5


Option: 4

2,3,4


Answers (1)

best_answer

As we have learnt,

Bidentate ligands are ligands with two donor atoms which can link with the central metal ion through two co-ordinate bonds. Some examples include ethylenediamine(en), oxalate(ox), etc.

1,2 are bidentate

3 is monodentate

4,5 are tridentate

Therefore, option (1) is correct.

Posted by

Pankaj Sanodiya

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