More Classes
5th Class
6th Class
7th Class
8th Class
9th Class
10th Class
11th Class
12th Class
NAT I
NAT II
CSS
IQ
General Knowledge
MDCAT
ECAT
GAT General
GAT Subject
Other Links
Go to Home
Online Tests
Chemistry 10th Class English Medium Unit 11 Online Test MCQs With Answers
Question # 1
General formula of alcohols is:
Choose an answer
RCHO
ROH
O= R - C -OH
O = R - C- R
Previous
Skip
Next
Question # 2
Functional group of Alcohols is
Choose an answer
-COOH
-C=0
C-O-C
-OH
Previous
Skip
Next
Question # 3
General formula of Alkynes is.
Choose an answer
C
6
H
2n-2
C
n
H
2n+2
C
11
H
2n-2
C
n
H
2n-2
Previous
Skip
Next
Question # 4
The branch of chemistry which deals with the study of hydrocarbons and their derivatives is known as.
Choose an answer
Organic chemistry
Inorganic chemistry
Biochemistry
Nuclear chemistry
Previous
Skip
Next
Question # 5
Main component of natural gas is
Choose an answer
Methane
propane
Butane
Propene
Previous
Skip
Next
Question # 6
The 1st organic compound prepared in laboratory.
Choose an answer
Urea
NaCl
Thiourea
Pyridine
Previous
Skip
Next
Question # 7
Aromatic compounds are given this name because of;
Choose an answer
smell they have
slippery touch they have
bitter taste they have
sour taste they have
Previous
Skip
Next
Question # 8
In laboratory urea was prepared by
Choose an answer
Wohler
Rutherford
Berzelius
Dalton
Previous
Skip
Next
Question # 9
Alkyl radical is derivative of
Choose an answer
Alkane
Alkene
Alkyne
All
Previous
Skip
Next
Question # 10
Which of the following is the hardest coal?
Choose an answer
Pear
Lignite
Bituminous
Anthracite
Previous
Skip
Next
Question # 11
Which one of the following compounds is an aldehyde?
Choose an answer
CH
3
-CH
2
-OH
CH
3
-COOH
CH
3
CHO
CH
3
COCH
3
Previous
Skip
Next
Question # 12
Main component of Natrual gas.
Choose an answer
CH
3
CH
4
C
2
H
6
C
2
H
2
Previous
Skip
Next
Question # 13
Formula of Decane is.
Choose an answer
C
10
H
20
C
10
H
22
C
10
H
4
C
10
H
16
Previous
Skip
Next
Question # 14
The black residue of the coal tar is called:
Choose an answer
peat
lignite
pitch
matte
Previous
Skip
Next
Question # 15
The strone heating of coal in retorts in the absence of air is called.
Choose an answer
Fractional distillation
sublimation
Roasting
Destructive distillation
Previous
Skip
Next
Question # 16
Formula of acetaldehyde is:
Choose an answer
Previous
Skip
Next
Question # 17
The example of heterocyclic compound is.
Choose an answer
Benzene
Hexane
Cyclohexane
Pyridine
Previous
Skip
Next
Back