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 2 Online Test MCQs With Answers
Question # 1
Which one of the following is not an alkali metal.
Choose an answer
Francium
Cesium
Rubidium
Radium
Previous
Skip
Next
Question # 2
Chile saltpeter has the chemical formal
Choose an answer
NaNO
3
KNO
2
Na
2
B
4
O
7
Na
2
CO
3
.H
2
O
Previous
Skip
Next
Question # 3
Which ion will have the maximum value of heat of hydration.
Choose an answer
Na+
Ca+
Ba+2
Mg+2
Previous
Skip
Next
Question # 4
The crystals of caustic soda, NaOH, are hygroscopic when these crystals are exposed to air.
Choose an answer
Gain water and remains solid
Gain water and becomes liquid
Lose mass and remain solid
Remain unchanged on heating.
Previous
Skip
Next
Question # 5
Which one of the following is not an alkali metal
Choose an answer
Francium
Caesuym
Rubidium
Radium
Previous
Skip
Next
Question # 6
Which of the following compounds is used to make spray, which has fungicidal action.
Choose an answer
BaSO4
Na2CO3
CaO
CaSO4.2H2O
Previous
Skip
Next
Question # 7
Which element reacts with carbon to form metal carbide.
Choose an answer
Li
Na
K
All of these
Previous
Skip
Next
Question # 8
Which is more basic
Choose an answer
RbOH
NaOH
KOH
Li OH
Previous
Skip
Next
Question # 9
Point out the element which forms super oxide
Choose an answer
Li
Na
K
C
Previous
Skip
Next
Question # 10
Which is more basic
Choose an answer
RbOH
NaOH
KOH
Li OH
Previous
Skip
Next
Question # 11
Which substance is used to lower the melting point of NaCl in Down's cell
Choose an answer
CaCO3
CaCl2
MgSO4
AlCl3
Previous
Skip
Next
Question # 12
When water is added to plaster of paris, it changes to a hard mass. Its volume also expands upto
Choose an answer
1%
2%
3%
5%
Previous
Skip
Next
Question # 13
Alkali metal whose carbonate is is relatively less stable and decomposes giving its oxides is.
Choose an answer
Li
Ba
K
Rb
Previous
Skip
Next
Question # 14
In which ore carbon is present
Choose an answer
Magnesite
Epsom salt
Barite
Sylvite
Previous
Skip
Next
Question # 15
------------- does not belong to Alkaline-Earth metals
Choose an answer
Be
Ra
Ba
Rn
Previous
Skip
Next
Question # 16
Which on eof the following alkaline earth metal form peroxide when heated with oxygen at 600
o
C
Choose an answer
Magnesium
Calcium
Strontium
Barium
Previous
Skip
Next
Question # 17
The word alkali is derived from which language
Choose an answer
Arabic
Greek
French
German
Previous
Skip
Next
Question # 18
The most metallic elements from the following is
Choose an answer
Arsenic
Oxygen
Antimony
Bismuth
Previous
Skip
Next
Question # 19
Which one of the following elements has the same oxidation number in all its known compounds.
Choose an answer
Beryllium
Nitrogen
Sulphur
Chorine
Previous
Skip
Next
Question # 20
Which one is not use of lime
Choose an answer
Extraction of metals
Ceramic industry
Preparation of bleaching powder
Preparation of gypsum
Previous
Skip
Next
Question # 21
Setting of Plaster of Paris is accompanied with
Choose an answer
Hydrogen bonding
Hydration
Dehydration
None of these
Previous
Skip
Next
Question # 22
Which is insoluble in water.
Choose an answer
BeSO4
MgSO4
CaSO4
BaSO4
Previous
Skip
Next
Question # 23
Nelson's cell is used to prepare
Choose an answer
NaOH
Na
2
CO
3
Na metal
NaCl
Previous
Skip
Next
Question # 24
Which one of the following does not belong to alkaline earth metals.
Choose an answer
Be
Ra
Ba
Rn
Previous
Skip
Next
Back