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+
The compound which does not show paramagnetism is:
1. [Cu(NH3)4]Cl2
2. FeO
3. NO
4. N2O4
A solution containing 2.675 g of CoCl3.6NH3 (molar mass = 267.5 g mol-1) is passed through a cation exchanger. The chloride ions obtained in the solution were treated with an excess of AgNO3 to give 4.78 g of AgCl. Formula of the complex is (Atomic mass of Ag = 108u) :
1. [CoCl(NH3)5]Cl2
2.
3. [CoCl2(NH3)4]Cl
4. [CoCl3(NH3)3]
Trunbull's blue is :
1. ferricyanide
2. ferrous ferricyanide
3. ferrous cyanide
4. ferri ferrocyanide
The correct IUPAC name of AlCl3(EtOH)4 is :
1. Aluminium (II)Chloride-4-ethanol
2. Aluminium (III)Chloride-4-ethanol
3. Aluminium (IV)Chloride-4-hydroxy ethane
4. Aluminium Chloride-4-ethanol
Which has regular tetrahedral geometry?
1. [Ni(CN)4]-2
2. SF4
3. [BF4]-
4. XeF4
The primary valency of Fe in K3[Fe(CN)6] is:
1. 3
2. 2
3. 1
4. zero
The IUPAC name for the complex [Co(NO2)(NH3)5]Cl2 is:
1. nitro-N-pentaamminecobalt(III)chloride
2. nitro-N-pentaamminecobalt(II)chloride
3. pentaamminenitro-N-cobalt(II)chloride
4. pentaamminenitro-N-cobalt(III)chloride
The total number of possible isomers for the complex compound[CuII(NH3)4][PtIICl4] are
1. 5
2. 6
3. 3
4. 4
Glycinato ligand is :
1.
2. bidentate ligand
3. two donor sites N and O-
4. all of the above