- 1(current)
Q. No.Subtopic: Â Ligands |
 89%
Level 1: 80%+
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Subtopic: Â Ligands |
 92%
Level 1: 80%+
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Which molecule/ion among the following cannot act as a ligand in complex compounds ?
1. \(CH_4\)
2. \(CO\)
3. \(CN^-\)
4. \(Br^-\)
1. \(CH_4\)
2. \(CO\)
3. \(CN^-\)
4. \(Br^-\)
Subtopic: Â Ligands |
 90%
Level 1: 80%+
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Ambidentate ligands among the following are:
(i) \(\mathrm{SCN}^{-}\)
(ii) \(\mathrm{NO}_3^{-}\)
(iii) \(\mathrm{NO}_2^{-}\)
(iv) \(\mathrm{C}_2 \mathrm{O}_4^{2-}\)
1. (i) and (iii)
2. (i) and (iv)
3. (ii) and (iii)
4. (ii) and (iv)
(i) \(\mathrm{SCN}^{-}\)
(ii) \(\mathrm{NO}_3^{-}\)
(iii) \(\mathrm{NO}_2^{-}\)
(iv) \(\mathrm{C}_2 \mathrm{O}_4^{2-}\)
1. (i) and (iii)
2. (i) and (iv)
3. (ii) and (iii)
4. (ii) and (iv)
Subtopic: Â Ligands |
 88%
Level 1: 80%+
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The ligand(s)that show a chelating effect is/are:
| 1. | Diethylenetriamine | 2. | Oxalato |
| 3. | Both 1 and 2 | 4. | None of these |
Subtopic: Â Ligands |
 90%
Level 1: 80%+
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Match Column-I with Column-II and mark the correct option.
| Column-I (Ligand Name) |
Column-II (Type of Ligand) |
||
| i. | a. | Hexadenate | |
| ii. | b. | Didentate | |
| iii. | c. | Monodentate | |
| iv. | EDTA | d. | Ambidentate |
Codes:
1. i=d, ii=c, iii=b, iv=a
2. i=c, ii=d, iii=b, iv=a
3. i=c, ii=d, iii=a, iv=b
4. i=a, ii=c, iii=b, iv=d
Subtopic: Â Ligands |
 89%
Level 1: 80%+
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Subtopic: Â Ligands |
 89%
Level 1: 80%+
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Ethylene diaminetetraacetate (EDTA) ion is:
| 1. | Bidentate ligand with two "N" donor atoms |
| 2. | Tridentate ligand with three "N" donor atoms |
| 3. | Hexadentate ligand with four "O" and two "N'' donor atoms |
| 4. | Unidentate ligand |
Subtopic: Â Ligands |
 87%
Level 1: 80%+
NEET - 2021
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- 1(current)
Q. No.
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