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Chemistry General Science Test Easy Mode MCQs With Answers
Question # 1
Who discovered the proton?
Choose an answer
Goldstein
J.J Thomson
Neil Bohr
Ruther Ford
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Question # 2
PCL5 is ________________ shaped.
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Bipyromidal
Angular
Triangular
Linear
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Question # 3
The symbol of barium is:
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Ba
Bi
Br
B
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Question # 4
There are ____________ types of solids.
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1
2
6
4
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Question # 5
Canal rays are actually
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Electrons
Protons
Neutrons
X-rays
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Question # 6
Atoms are arranged in ________________ structure in Bucky balls.
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Hollow
Cage
A & B
Nil
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Question # 7
Mendeleev periodic table was based upon the:
Choose an answer
electronic configuration
atomic mass
atomic number
completion of a subshell
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Question # 8
Density of a gas increases, when its:
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temperature is increased
pressure is increased
volume is kept constant
none of these
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Question # 9
In ________________ Rutherford's was studying radiations.
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1911
1931
1921
1922
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Question # 10
Metal can form ions carrying charges:
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Uni-positive
Di-positive
Tri-Positive
All of them
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Question # 11
The property of being polar in nature is called:
Choose an answer
Polarity
Chemistry
Both
Nil
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Question # 12
Which salt cause permanent hardness in water is:
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Ca(HCO
3
)
2
Mg(HCO
3
)
2
CaCl
2
KCl
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Question # 13
Which one of the following is manufactured by Solvar's process:
Choose an answer
caustic soda
washing soda
urea
sulphuric acid
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Question # 14
Which one is used for alkaline batteries?
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NaOH
Ca(OH)
2
KOH
Mg(OH)
2
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Question # 15
How many percentage of protein is present in dry weight of animal?
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More then 20%
More then 30%
More then 40%
More then 50%
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Question # 16
Formic acid is present in
Choose an answer
String of bees
Sour milk
Apple
Fats
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Question # 17
Human body uses carbohydrates in the form of
Choose an answer
Glucose
Maltose
Fructose
Galatose
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Question # 18
Rapid growth of algae in water bodies in because of detergent having.
Choose an answer
Carbonat salt
Sulphonic acid
Sulphat salt
Phosphate salt
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Question # 19
The word acid is derived from the.
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Greek word
Latin word
English word
Arabic word.
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Question # 20
Latin word 'Acidus' means:
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sweet
salty
sour
bitter
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Question # 21
Temporary hardness can be removed by__________.
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Quick lime
Slaked lime
Lime stone
HCl
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Question # 22
Vitamin B
1
(Thiamin) was discovered by.
Choose an answer
Hopkins
Funk
J.Watson
Davy
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Question # 23
An azeotropic mixture of two liquids boils at lower temperature than either of them when.
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It is saturated
It shows positive deviation from Raoult's law
It shows negative deviation from Raoult's law
It is metastable
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Question # 24
The rate of diffusion of a gas is
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Directly proportional to its density
Directly proportional to molecular mass
Inversely proportional to its density
Inversely proportional to square root of its molecular mass
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Question # 25
If an endothermic reaction is allowed to take place very rapidly i the air, the temperature fo the surrounding air.
Choose an answer
Remains constant
Increase
Decrease
Remain unchanged
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Question # 26
Unit of rate constant is the same as that of the rate of reaction in
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Zero order reaction
1st order reaction
2nd order reaction
3rd order reaction
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Question # 27
Chlorine atom and chloride ions.
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Are chemically identical
Are allotropes of chlroin
Have same number of electrons
Have same number of protons
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Question # 28
The velocity of photon is.
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Depends on its source
Equal to square of its amplitude
Depends on its wavelength
Independent of its wavelength
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Question # 29
The net heat change in a chemical reaction is same whether it is brought about in two or more different ways in one or several steps. It is known as
Choose an answer
Henry's law
Hess's law
Joule's principle
Law of conservation of energy
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Question # 30
Which statement is correct about solubility product constant.
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It is applicable at highly soluble substances.
Value of Kap is independent of temperature
It is used for homogeneous aquarium system
It can be used to predict that precipitation will take place or not by combining two ions
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Question # 31
The nature of copper crystals is
Choose an answer
Metallic
Ionic
Covalent
Molecular
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Question # 32
The value of pH and P
oH
of pure water at 25° C is
Choose an answer
14
7
1 x 10
-14
1 x 10
14
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Question # 33
When a non-spontaneous redox reaction is carried out by using the electrical current, then the process is called
Choose an answer
Decomposition of the substances
Cracking
Hydrolysis
Electroiysis
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Question # 34
Elimination biomolecular reactions involve.
Choose an answer
First order kinetics
Second order kinetics
third order kinetics
Zero order kinetics
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Question # 35
Which one of the following compounds is a heterocyclic.
Choose an answer
Anthracene
Phenol
Pyridine
Aniline
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Question # 36
The total number of transition element is
Choose an answer
10
14
40
58
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Question # 37
Which process of pulp making is mostly used in Pakistan.
Choose an answer
Kraft process
Sulphite process
Neutral sulphite semi chemical process
Wet process
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Question # 38
On earth polar ice caps and glacier contains H2O
Choose an answer
1%
2%
3%
10%
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Question # 39
Aluminum oxide is
Choose an answer
acidic oxide
basic oxide
amphoteric oxide
none of these
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Question # 40
The IUPAC name of CH3OCH6H5 is
Choose an answer
Methyl phenyl ether
Methaoxy benzene
Phenoxy methane
methoxy phenyl
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Question # 41
Which one is alcohol in the following
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CH
3
.CH
2
.OH
CH
3
.O.CH
3
CH
3
COOH
CH
3
.CH
2
.Br
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Question # 42
All of the followings react with Fehling solution except
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CH2CH2CHO
CH3-CH2COCH3
HCHO
CH3-CHO
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Question # 43
Gold dissolves in "Aqua Regia" due to formation of Halide. Point out correct halide
Choose an answer
AuF
3
AuCl
3
AuBr
3
AuI
3
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Question # 44
Kerosene oil is a mixture of hydrocarbon having carbon
Choose an answer
11 to 13
10 to 12
11 to 12
8 to 9
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