Organic Chemistry UPSC Questions

Organic Chemistry MCQ Questions

1.
_____ influences the bond length and bond enthalpy in compounds.
A.
Hybridisation
B.
Heating
C.
Chemical reactivity
D.
None of these
ANSWER :
A. Hybridisation
2.
The greater the s character of the hybrid orbitals, the greater is the _____
A.
Electron enthalpy
B.
Electronegativity
C.
Ductile
D.
Permeability
ANSWER :
B. Electronegativity
3.
What is the type of hybridisation of each carbon in HCONH₂ ?
A.
sp³
B.
sp
C.
Both a and b
D.
sp²
ANSWER :
D. sp²
4.
What is the type of hybridisation of each carbon in CH₃CN?
A.
sp³,sp
B.
sp,sp³
C.
sp²,sp
D.
None of these
ANSWER :
A. sp³,sp
5.
Give the shape of H₂C=O.
A.
Hyperbolic
B.
Linear
C.
Trigonal planar
D.
Tetrahedral
ANSWER :
C. Trigonal planar
6.
Give the shape of CH₃F.
A.
Parabolic
B.
Tetrahedral
C.
Linear
D.
Trigonal planar
ANSWER :
B. Tetrahedral