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 General Science Test Easy Mode MCQs With Answers
Question # 1
The elements of group 3 to 12 are called
Choose an answer
Normal elements
Transition elements
Radioactive elements
None of these
Previous
Skip
Next
Question # 2
All non-metals are non-conductor of heat and electricity except it
Choose an answer
Phosphorous
Sulphur
Graphite
Iodine
Previous
Skip
Next
Question # 3
At ____________ °C water converts to ice.
Choose an answer
101°
100°
99°C
100.2°C
Previous
Skip
Next
Question # 4
All metals are solid at ________________ temperature.
Choose an answer
Room
High
Low
None
Previous
Skip
Next
Question # 5
During the formation of water from hydrogen and oxygen, which of the following does not occur?
Choose an answer
Hydrogen has oxidized
oxygen has reduced
oxygen gains electrons
hydrogen behaves as oxidizing agent
Previous
Skip
Next
Question # 6
A _________ is a pure substance is made up of two or more elements.
Choose an answer
Mixture
Elements
Solution
Compound
Previous
Skip
Next
Question # 7
Tyndall effect is shown by:
Choose an answer
sugar solution
paints
jelly
chalk solution
Previous
Skip
Next
Question # 8
The p subshell has:
Choose an answer
one orbital
two orbitals
three orbitals
four orbitals
Previous
Skip
Next
Question # 9
There are _________ types of bonds.
Choose an answer
1
2
3
4
Previous
Skip
Next
Question # 10
............. are sonorous.
Choose an answer
Metals
Solids
Metals
Force
Previous
Skip
Next
Question # 11
____________ agents gains electrons in chemical reaction.
Choose an answer
Reduction
Oxidation
Both
None of these
Previous
Skip
Next
Question # 12
Hydrogenation of alkenes and alkynes takes place at room temperature in the presence of.
Choose an answer
Ni
Pt
Pd
Both a and b
Previous
Skip
Next
Question # 13
The major components of Atmosphere are:
Choose an answer
Carbon and Nitrogen
Nitrogen and Oxygen
Oxygen and Chlorine
None of these
Previous
Skip
Next
Question # 14
Formula of soda ash is.
Choose an answer
Na
2
CO
3
NaHCO
3
Na
2
SO
4
Na
3
PO
4
Previous
Skip
Next
Question # 15
Which one of these is a saturated hydrocarbon?
Choose an answer
C
2
H
4
C
3
H
6
C
4
H
8
C
5
H
12
Previous
Skip
Next
Question # 16
Which one of the following diseases causes liver inflammation?
Choose an answer
Typhoid
Jaundice
Cholera
Hapatitis
Previous
Skip
Next
Question # 17
When CO
2
is passed through the ammonical brine the only salt that precipitates is:
Choose an answer
NaHCO
3
NH
4
HCO
3
Na
2
CO
3
(NH
4
)
2
CO
3
Previous
Skip
Next
Question # 18
Phenolphthalein produces red colour in
Choose an answer
Acid
Base
Both a and b
None of these
Previous
Skip
Next
Question # 19
The number of carbon atoms present in diesel oil.
Choose an answer
10-15
11-15
12-15
13-15
Previous
Skip
Next
Question # 20
By which process alkenes are prepared from alcohols:
Choose an answer
Dehelogenation
Dehydrogenation
Dehydration
Dehydro-halogenation
Previous
Skip
Next
Question # 21
Petroleum is refined by
Choose an answer
Destructive distillation
Fractional distillation
Simple distillations
Dry distillation
Previous
Skip
Next
Question # 22
Natural gas contains.
Choose an answer
Methane
Ethane
Propane
All
Previous
Skip
Next
Question # 23
The element nickel has isotopes.
Choose an answer
3
2
5
7
Previous
Skip
Next
Question # 24
In a group of periodic table, ionization energy.
Choose an answer
Decreases
Increases
Remains same
First increases than increases
Previous
Skip
Next
Question # 25
On which factor boiling point of a liquid depends.
Choose an answer
Amount of the liquid
Shape of the container of the liquid
Type of burner used for boiling
External pressure
Previous
Skip
Next
Question # 26
Which of the following can form H-bonds
Choose an answer
NH
3
C
2
H
6
NaCI
CHCI
3
Previous
Skip
Next
Question # 27
If temperature of one mole of ideal gas at 273 K and one atmospheric pressure is increased by 1 K, amount of energy absorbed is.
Choose an answer
0.082 dm3 atm
1.987 cal.
8.313 J
All are correct.
Previous
Skip
Next
Question # 28
Stronger the oxidizing agent greater is the
Choose an answer
Oxidation potential
Reduction potential
Redox potential
E.M.F of cell
Previous
Skip
Next
Question # 29
Ionic compound do nto show the phenomenon of Isomerism because bond are.
Choose an answer
Directional and rigid
Non directional and rigid
Non directional and non rigid
All above
Previous
Skip
Next
Question # 30
Which one of the following has no tendency of form coordinate covalent bond with H+
Choose an answer
NH3
H2O
CH4
CH3OH
Previous
Skip
Next
Question # 31
Electrode of the lead storage battery are immersed in dilute H2SO4 which has strength by mass
Choose an answer
100%
98%
30%
10%
Previous
Skip
Next
Question # 32
For a gas obeying Boyle's law if pressure is doubled, the volume becomes.
Choose an answer
Double
One half
Four times
Remains constant
Previous
Skip
Next
Question # 33
The unit of rate constant is the same as that of the rate of reaction is.
Choose an answer
First order reaction
Second order reaction
Zero order reaction
Third order reaction
Previous
Skip
Next
Question # 34
Ionization energy of calcium is.
Choose an answer
Lower than that of barium
Lower than that of magnesium
Higher than that of beryllium
Lower than that of strontium
Previous
Skip
Next
Question # 35
Whcih water will be considered as polluted water.
Choose an answer
High value of COD
Low value of COD
High value of DO
Low value of BOD
Previous
Skip
Next
Question # 36
Which of the following has highest boiling point
Choose an answer
Methanal
Ethanal
Propanal
2-hexanone
Previous
Skip
Next
Question # 37
Typical transition element is
Choose an answer
Sc
CO
Ra
Y
Previous
Skip
Next
Question # 38
Stability of halogen molecules decreases from
Choose an answer
F2 to I1
Cl2 to I2
I2 to F2
I2 to Cl2
Previous
Skip
Next
Question # 39
Which is insoluble in water.
Choose an answer
BeSO4
MgSO4
CaSO4
BaSO4
Previous
Skip
Next
Question # 40
The percentage of carbon in different types of iron products is in the order of
Choose an answer
cast iron > wrought iron > steel
wrought iron > steel > cast iron
cast iron > steel > wrought iron
cast iron = steel > wrought iron
Previous
Skip
Next
Question # 41
The most metallic elements from the following is
Choose an answer
Arsenic
Oxygen
Antimony
Bismuth
Previous
Skip
Next
Question # 42
Bakelite is obtained from phenol by reacting with
Choose an answer
Acetal
Ethanal
Formaldehyde
Methanol
Previous
Skip
Next
Question # 43
Which of the following specie has the maximum number of unpaired electrons.
Choose an answer
O2
O2+
O2-
O2
-2
Previous
Skip
Next
Question # 44
In which process, an amino acid is produced
Choose an answer
Wurtz synthesis
Strecker synthesis
Kolbe synthesis
Cannizzaro reaction
Previous
Skip
Next
Back