Types of Complexes

Q. Choose the correct option(s) regarding synergic bond:​

1. All of the above.
2. The internal bond length of a ligand and the metal-ligand bond length does not vary due to the synergic bonding.
3. It is a $\sigma$-bond formed between a metal atom/ion and a ligand.
4. It is formed by the back donation of ​a metal atom/ion to the ligand.

Q. Ligand in a complex compound

1. Accept electron pair
2. Donate electron pair
3. Neither accept nor donate
4. Both a and b

Q. Which of the following compounds consists of a homoleptic complex ?

Q. In $K_4\left[Fe\right(CN{)}_6]$, Fe is in the form of

1. An atom
2. A molecule
3. Cationic complex
4. Anionic complex

Q. Which of the following will exhibit maximum ionic conductivity?

1. $K_4\left[Fe\right(CN{)}_6]$
2. $\left[Co\right(N{H}_3{)}_6]C{l}_3$
3. $\left[Cu\right(N{H}_3{)}_4]C{l}_2$
4. $\left[Ni\right(CO{)}_4]$