At low temperature and pressure cracking can be done in presence of catalyst________________?

A. Al2o3
B. Fe2o3
C. Al2o3 and sio2
D. Fe2o3 and sio2

Which one of the following compounds shows intense knocking ?

A. N-pentane
B. Iso-heptane
C. Iso-octane
D. N-heptane

A single atom or group of atoms which gives characteristic properties to a compound is called_________________?

A. Radical
B. Hydrocarbon
C. Functional group
D. Ion

2-propanol and 1-propanol show the isomerism________________?

A. Metamerism
B. Functional group isomerism
C. Geometric isomerism
D. Position isomerism

In sp3 hybridization the expected geometry of molecules will be__________________?

A. Square planar
B. Trigonal pyramidal
C. Tetrahedral
D. Linear

In cyano group the carbon atom shows which kind of hybridization___________________?

A. Sp2
B. Sp
C. Sp3
D. None of the above

the fractional distillation of petroleum produces gasoline up to ________________?

A. 10%
B. 15%
C. 20%
D. 30%

Which is not heterocyclic compound _______________?

A. Furan
B. Thiophene
C. Aniline
D. Pyridine

Which one is not state function ________________?

A. Internal energy
B. Enthalpy
C. Gibbs free energy
D. Work

If internal energy of the system is increased ____________________?

A. Change in state of the system is increased
B. Temperature of the ystem may rise
C. Chemical reaction may take place
D. All