______layered structure is the structure of graphite.
(A). Three dimensional structure
(B). Pyramidal
(C). Planar
(D). Bipyramidal
(E). None of these
Submitted by :- Muhammad Nawaz
Ethanol and methanol can be distinguished by a__________________?
A. Iodoform test
B. Lucas test
C. Benedicts test
D. Tollens test
Submitted by :- Jamil Ahmed
The hydrogenation of phenol in the presence of Ni and heat gives_________________?
A. cyclohexane
B. n – hexane
C. 1 – hexanol
D. cyclohexanol
Submitted by :- Jamil Ahmed
The yield of petrol is _______in liquid phase thermal cracking.
(A). 50%-60%
(B). 60%-70%
(C). 70%-80%
(D). 80%-90%
(E). None of these
Submitted by :- Muhammad Nawaz
Phenol was isolated by Runge from________________?
A. vegetable oil
B. coal tar
C. wood
D. none of these
Submitted by :- Jamil Ahmed
Absolute alcohol is obtained when rectified spirit is treated with__________________?
Rating of _____is called Octane number.
(A). petrol knocking
(B). diesel knocking
(C). petrol cracking
(D). diesel cracking
Submitted by :- Muhammad Nawaz
What catalyst is used in the catalytic cracking?
(A). Nacl
(B). Kcl
(C). ZnSO4
(D). Al2O3
Submitted by :- Muhammad Nawaz
Methanol can be obtained from_________________?
A. water gas
B. destructive distillation of wood
C. methane
D. all
Submitted by :- Jamil Ahmed
In _________gasoline vapours are purified.
(A). thermal cracking
(B). catalytic cracking
(C). stabilization
(D). knocking
Submitted by :- Muhammad Nawaz