A. Imino group
B. Amino group
C. Amide group
D. Nitro group
✅ The correct answer is option B.
Chemistry MCQs
The oxidation of isopropyl alcohol will yield
A. Propane
B. Propanol
C. Propanone
D. Propanoic acid
✅ The correct answer is option C.
The location of transition elements is in between
A. lanthanides & actinides
B. S and P block elements
C. Chalcogens and halogens
D. D and F block elements
✅ The correct answer is option B.
How many electrons are there in benzene to form the delocalized electronic cloud
A. 3
B. 4
C. 6
D. 8
✅ The correct answer is option C.
What will be the products when reactants are alcohol & thionyl chloride in the presence of pyridine?
A. RCl+S+HCl
B. RCI+SO2+HCl
C. RCl+SO2+H2O
D. RCl+S+H2O
✅ The correct answer is option B.
The melting points and boiling points up to the middle of 3d- series
A. Increases
B. Decreases
C. Remain same
D. No regular trend
✅ The correct answer is option A.
Nitration of chlorobenzene gives
A. o – chloronitrobenzene
B. p – chloronitrobenzene
C. m – chloronitrobenzene
D. A & B
✅ The correct answer is option D.
Which C-X bond has the highest bond energy per mole?
A. C-F
B. C-Cl
C. C-Br
D. C-I
✅ The correct answer is option A.
Pure metal
A. Corrode slowly
B. Corrode rapidly
C. Does not corrode easily
D. None of these
✅ The correct answer is option C.
When two or more different substituents are attached with a benzene ring the number 1 position in the ring is given to a high priority group. Which one of the following groups has the highest – priority?
A. #REF!
B. -CHO
C. -COOH
D. -CN
✅ The correct answer is option C.