Which of the following ligands will not show chelation?

E D T A

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D M G

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E t h a n e - 1, 2 - d i a m i n e

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S C N^{-}

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Solution

The correct option is D $S C N^{-}$
$S C N^{-}$ do not show chelation because it is chelated ring is not stable and it cannot donate at S and N both end simultaneously to a metal.
$S C N^{-}$ is ambidentate.

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Similar questions

Q. Identify the correct statements for the behaviour of ethane-1,2-diamine as a ligand.
(i) It is a neutral ligand.
(ii) It is a didentate ligand.
(iii) It is a chelating ligand.
(iv) It is a unidentate ligand.

Identify the correct statements for the behavoiur of ethane-1, 2-diamine as a ligand.

(a) It is a neutral ligand
(b) It is a didentate ligand
(c) It is a chelating ligand
(d) It is a unidentate ligand

A chelating agent has two or more than two donor atoms to bind to a single metal ion. Which of the following is not a chelating agent?
(a) Thiosulphato
(b) Oxalato
(c) Glycinato
(d) Ethane-1, 2-diamine

Q. Find the number of ligand(s) which is/are chelating among the following :
en, C

_{2}

_{4}^{2 -}

, acac, DMG, gly

Q. Write the formulas for the following coordination compounds:
Tris(ethane-1,2-diamine) chromium(III) chloride

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Which of the following ligands will not show chelation?

The correct option is D SCN−SCN− do not show chelation because it is chelated ring is not stable and it cannot donate at S and N both end simultaneously to a metal.SCN− is ambidentate.

The correct option is D $S C N^{-}$
$S C N^{-}$ do not show chelation because it is chelated ring is not stable and it cannot donate at S and N both end simultaneously to a metal.
$S C N^{-}$ is ambidentate.