In sp3 hybridization the expected geometry of molecules will be__________________?
A. square planar
B. trigonal pyramidal
C. tetrahedral
D. linear
Chemistry MCQs
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
A reaction has values of ?H and ?S which are both positive. The reaction __________________?
A. Is spontaneous
B. Spontaneity is temperature dependent
C. Has an increasing free energy
D. Is non-spontaneous
The environment in which a system is studied is __________________?
A. State function
B. phase
C. surrounding
D. state
Anything which depends upon initial and final state of a system is_______________?
A. environment
B. surrounding
C. state function
D. enthalpy
Reaction in which heat evolves is called ____________________?
A. endothermic
B. spontaneous
C. non-spontaneous
D. exothermic
