1.... Effective atomic number of [C2H4Fe(CO)3] is :
A. 35
B. 36
C. 34 ☑️
D. 37
2.... (C6H5)3 CNa belongs to which type of organometallic compund :
A. Ionic ☑️
B. Sigma bonded
C. π bonded
D. None of these
3.... Name of K[B(C6H5)4] is :
A. Potassium phenyl boron
B. Potassium benzene boron
C. Potassium tetra phenyl borate ☑️
D. Potassium borate
4.... Organometallic compund is not formed by :
A. Boron
B. Silicon
C. Arsenic
D. Chalcogen☑️
5.... In Al2(CH3)6 which hybridization is found in Al :
A. sp³d²
B. d²sp³
C. dsp³
D. sp³☑️
6.... The first organometallic compund obtained from transition metal is :
A. K[PtCl3(C2H4)]☑️
B. Ni(CO)4
C.Fe(CO)5
D. V(CO)6
7.... Zeise's salt is :
A. K4 [Fe(CN)6]
B. Fe(CO)5
C. K2[PtCl4]
D. K[PtCl3(C2H4)]☑️
8.... The colour of (n⁵-C5H5)2 TiCl2 is :
A. Yellow
B. Green
C. Blue
D. Darkred☑️
9.... Organometallic compund which does not follow the 18ē rule is :
A. [Fe(CO)3(C7H8)]
B. Ni(CO)4
C. [PtCl3C2H4]☑️
D. Fe(CO)5
10.... The hapticity of ethene is :
A. One
B. Two☑️
C. Three
D. Four
11.... The hapticity of ligand cyclopentadienyl is :
A. Two
B. Three
C. Four
D. Five☑️
12.... Organometallic compund which does not obey the eighteen electron rule :
A. HMn(CO)5
B. [Fe(C5H5)2]
C.Cr(CO)6
D.none ☑️
13.... The hapticity of polyhapto ligand is denoted by :
A. π
B. n☑️
C. None of these
14... Organometallic compund obey the 18ē rule :
A. H3C-TiCl3
B. W(CH3)6
C. [Ni( n⁵-C5H5)2]
D.[Cr (n⁶-C6H6)2] ☑️
15. The bounding in metal alkyls and arys involved :
A. Metal-carbon sigma-bond ☑️
B.metal - carbon π bond
C. Both
D. None of these
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