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 Fsc Part 2 Chapter 3 Online Test MCQs With Answers
Question # 1
The aqueous solution of Borax
Choose an answer
Acidic
alkaline
Amphoteric
manual
Previous
Skip
Next
Question # 2
Aluminium does not corrode because.
Choose an answer
It is a semi metal
It is a silver shining metal
It does not react with O2
It forms a protective layer of Al2O3
Previous
Skip
Next
Question # 3
Third abundant element on earth crust is.
Choose an answer
Boron
Oxygen
Aluminium
Silicon
Previous
Skip
Next
Question # 4
Al reacts with caustic soda to form
Choose an answer
Sodium aluminates
Aluminium hydroxide
Aluminium oxide
sodium tetra aluminate
Previous
Skip
Next
Question # 5
Which is used in the leather industry
Choose an answer
Borax
Boric acid
Boric oxide
Tetra Boric acid
Previous
Skip
Next
Question # 6
Ethyl alcohol on reacting with orthoboric acid form
Choose an answer
Ethyl borate
Boric acid
Boron acetate
Borax
Previous
Skip
Next
Question # 7
A solution of borax in water is.
Choose an answer
Acidic
Alkaline
Neutral
None of these
Previous
Skip
Next
Question # 8
Chemical composition of colemanite is
Choose an answer
Ca
2
B
6
O
11
. 5H
2
O
CaB
4
O
7
. 4H
2
O
Na
2
B
4
O
7
.4H
2
O
CaNaB
5
O
9
. 8H
2
O
Previous
Skip
Next
Question # 9
Which is not used of Borax
Choose an answer
Softening of water
As medicine for washing eyes
As flux in metallurgical operations
To make quartz
Previous
Skip
Next
Question # 10
Which element among the following belongs to Group IV A of the Periodic table.
Choose an answer
Barium
Iodine
Lead
Oxygen
Previous
Skip
Next
Question # 11
Lead monoxide is
Choose an answer
Amphoteric
Neutral
Acidid
Basic
Previous
Skip
Next
Question # 12
The shape of SiO2 IS
Choose an answer
Tetrahedral
Trigonal bipyramid
Linear
Cubic
Previous
Skip
Next
Question # 13
Which metal is used in the thermite process because of its activity.
Choose an answer
Iron
Copper
Aluminium
Zinc
Previous
Skip
Next
Question # 14
Boric acid can not be used.
Choose an answer
As antiseptic in medicine
For washing eyes
In soda bottle
For enamels and glazes
Previous
Skip
Next
Question # 15
Aluminium oxide is
Choose an answer
Acidic oxide
Baric oxide
Amphoteric oxide
None of these
Previous
Skip
Next
Question # 16
Which of the following elements is not present abundantly in earth's crust.
Choose an answer
Silicon
Aluminium
Sodium
Oxygen
Previous
Skip
Next
Question # 17
--------------- element forms an ion with charge 3
+
Choose an answer
Beryllium
Aluminium
Carbon
Silicon
Previous
Skip
Next
Back
