The denticity of EDTA is:
1. | Monodentate | 2. | Hexadentate |
3. | Bidentate | 4. | Tridentate |
Glycinato ligand is :
1.
2. bidentate ligand
3. two donor sites N and O-
4. all of the above
The species that cannot act as an ambidentate ligand is:
1. | \(\mathrm{CN}^-\) | 2. | \(\mathrm{NO}^-_2\) |
3. | \(\mathrm{SCN}^-\) | 4. | \(\mathrm{NH_3}\) |
An example of a sigma bonded organometallic compound is:
1. Ruthenocene
2. Grignard's reagent
3. Ferrocene
4. Cobaltocene
The sum of coordination number and oxidation number of the metal M in the complex M(en)2(C2O4)]Cl (where, en is ethylenediamine) is :
1. 9
2. 6
3. 7
4. 8
Which is not true about metal carbonyls?
(1) Here CO acts as a Lewis base as well as Lewis acid
(2) Here metal acts as Lewis base as well as Lewis acid
(3) Here back bonding takes place
(4) Here back bonding takes place
The degeneracy of d-orbitals is lost under:
(I) Strong field ligand (II) Weak field ligand
(III) Mixed field ligand (IV) Chelate
Choose the correct code:
(1) I,II and IV
(2) I and II
(3) I,II,III and IV
(4) I,II and III
Consider the complex , in which coordination number, oxidation number and number of d-electrons on the metal are respectively.
(1) 6,3,6
(2) 6,2,7
(3) 5,3,6
(4) 5,3,7
The -ligand which uses its d-orbital during synergic bonding in its complex compound.
(1)
(2)
(3)
(4)