Organic Chemistry

Q: Orbital hybridization explains the concept of valency:

(a) :  monovalency
(b) :  divalency
(c) :  trivalency
(d) :  tetravalency
(e) :  None of the Above
Answer:  tetravalency
Explanation:  

Q: In primary alkyl halides, the halogen atom is attached to a carbon which is attached to how many carbon atoms ?

(a) :  Two
(b) :  three
(c) :  one
(d) :  four
(e) :  None of the Above
Answer:  one
Explanation:  

Q: Absolute alcohol is obtained from rectified spirit by:

(a) :   redistillation
(b) :  recrystallisation
(c) :  solvent extraction
(d) :  chromatography
(e) :  None of the Above
Answer:   redistillation
Explanation:  

Q: Isomers of butane are:

(a) :  2
(b) :  5
(c) :  8
(d) :  10
(e) :  None of the Above
Answer:  2
Explanation:  

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