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Chemistry Class 10 Chapter 11 - Organic Chemistry - 10
1.
An atom or group of atoms that give a family of organic compounds its characteristic chemical and physical properties is called as?
a) Physical group
b) Functional group
c) Hydrogen group
d) Alkyl group
2.
R-O-H is the general formula of?
a) Ethers
b) Aldehydes
c) Ketones
d) Alcohols
3.
R-O-R' is the general formula of?
a) Ketone
b) Aldehyde
c) Alcohol
d) Ether
4.
In haloalkanes, one hydrogen atom in alkanes is substituted by?
a) A halogen
b) None of these
c) A noble gas
d) A metal
5.
Which one of the following is Not a haloalkane?
a) Bromomethane
b) Methane
c) Chloroethane
d) Chloromethane
6.
Hydroxyl group is the functional group of?
a) Alkenes
b) Alcohols
c) Ketones
d) Alkanes
7.
CH
-OH is the formula of?
a) Methane
b) Ethanol
c) Methanol
d) Ethane
8.
When a hydroxyl group is attached to a benzene ring, the compound is known as?
a) Ketone
b) Alcohol
c) Phenol
d) Aldehyde
9.
Which one of the following was the first antiseptic used in the Operation theatre?
a) Phenol
b) Alcohol
c) Ketone
d) Aldehyde
10.
Ethanol is?
a) An aldehyde
b) An alcohol
c) A ketone
d) An alkyne
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