From the stability constant (hypothetical values)given below, predict which is the strongest ligand?
1. Cu2++4NH3[Cu(NH3)4]2+;(k=4.5x1011)
2. Cu2++4CN[Cu(CN)4]2-;(K=2.0x1027)
3. Cu2++2en[Cu(en)2]2+;(K=3.0x1015)
4. Cu2++4H2O[Cu(H2O)4]2+;(K=9.5x108)
According to IUPAC nomenclature sodium nitroprusside is named as
1. sodium pentacyanonitrosyl ferrate(II)
2. sodium pentacyanonitrosyl ferrate(III)
3. sodium nitroferricyanide
4. sodium nitroferrocyanide
The compound that is not -bonded organometallic compound is :
1. K[PtCl3(-C2H4)]
2. Fe(-C5H5)2
3. Cr(-C6H6)2
4. (CH3)4Sn
The complex among the following that exhibits a spin-only magnetic moment of 2.82 B.M. is:
1. Ni(CO)4
2. [NiCl4]2-
3. Ni(PPh3)4
4. [Ni(CN)4]2-
Atomic number of Cr and Fe are respectively 24 and 26 which of the following is paramagnetic with the spin of electron?
1. [Cr(CO)6]
2. [Fe(CO)5]
3. [Fe(CN)6]4-
4. [Cr(NH3)6]3+