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Chemistry General Science Test Easy Mode MCQs With Answers
Question # 1
The bond in covalent compound is ________________
Choose an answer
Covalent
Ionic
Dative
Couple
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Question # 2
Fog is an example of ____________ in gas.
Choose an answer
Solid
Liquid
Gas
Plasma
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Question # 3
In 9th century scientist accepted by:
Choose an answer
Dalton
Bohars
Rutherford
Nil
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Question # 4
Which has biger particles?
Choose an answer
Solutions
Colloids
Suspensions
True solutions
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Question # 5
The most abundant element occurring in the oceans is:
Choose an answer
Oxygen
Hydrogen
Nitrogen
Silicon
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Question # 6
The reaction of ionic compound is very ________________ in solution.
Choose an answer
Slow
Fast
Medium
Nil
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Question # 7
How many covalent bond does C
2
H
2
molecule have?
Choose an answer
two
three
four
five
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Question # 8
In ________________ Rutherford's was studying radiations.
Choose an answer
1911
1931
1921
1922
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Question # 9
____________ cell is made of two half of cells.
Choose an answer
Zinc cell
Galvanic
Both
All
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Question # 10
Sodium has ________________ no. of protons.
Choose an answer
11
12
13
14
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Question # 11
Which one is a solution?
Choose an answer
Carbonated drinks
Sugar
Benzene
Vineger
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Question # 12
Which of the following is the hardest coal?
Choose an answer
Pear
Lignite
Bituminous
Anthracite
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Question # 13
When glucose and fructose combine they produce
Choose an answer
Starch
Cellulose
Sucrose
None of these
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Question # 14
The reaction goes from left to right , if:
Choose an answer
Qc = Kc
Qc > kc
Qc<Kc
Qc = 0
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Question # 15
Water molecule has a structure:
Choose an answer
Ionic
Non polar
Tetrahedral
Polar
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Question # 16
Cause of global warming is:
Choose an answer
CO
2
gas
SO
2
gas
NO
2
gas
O
2
gas
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Question # 17
K
c
is always equal to
Choose an answer
Rf/Rr
Kf /Kt
Kf/Kr
Rr/Rt
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Question # 18
Almost all air crafts fly in which reion?
Choose an answer
Troposphere
Stratosphere
Mesosphere
Thermosphere
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Question # 19
By the increase in the concentration of CO
2
in air.
Choose an answer
Decrease in heat energy
Increase in heat energy.
Heat energy remains same
None of them
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Question # 20
Which one of the following is not a fraction of petroleum?
Choose an answer
Kerosene oil
Diesel oil
Alcohol
Petrol
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Question # 21
Ionic compounds are soluble in water due to:
Choose an answer
Hydrogen bonding
ion-dipole forces
Dipole-dipole forces
Dipole -induced dipole forces
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Question # 22
Water which produces good lather with soap is called.
Choose an answer
Soft water
Hard water
Heavy water
All of them
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Question # 23
In the ground state of an atom, the electrons is present.
Choose an answer
In the nucleus
In the second shell
Nearest to the nucleus
Farthest form the nucleus
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Question # 24
A solution of glucose is 10% The volume in which 1 g mole of it dissolved will be.
Choose an answer
1 dm3
1.8 dm3
900 cm3
200 cm3
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Question # 25
Critical temperature of CO2 gas is.
Choose an answer
31.1
o
C
13.1 K
13.1
o
C
1.31
o
C
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Question # 26
Vapour pressure of a substance does not depend upon.
Choose an answer
Temperature
Intermolecular forces
Surface area
Physical state of water
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Question # 27
Which of the following statement is contrary to the first law of thermodynamics
Choose an answer
An equivalent amount of heart energy can neither be created nor destroyed
One form of energy can be transferred into an equivalent amount of other kinds of energy
In an adiabatic process, the work done is independent of its path
Continuous production of mechanical work without supplying an equivalent is amount of heat possible
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Question # 28
The pressure of oxygen inside the bomb calorimeter is.
Choose an answer
100 atm
50 atm
25 atm
20 atm
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Question # 29
The structure of water molecule is.
Choose an answer
angular
Linear
Trigonal
Trigonal pyramidal
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Question # 30
Which substance have delta E = Delta H and no pressure - volume work.
Choose an answer
Liquids only
Solids only
Gases only
Liquids and solids
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Question # 31
Chlorine atom and chloride ions.
Choose an answer
Are chemically identical
Are allotropes of chlroin
Have same number of electrons
Have same number of protons
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Question # 32
Whenever a reaction is endothermic, then it means that
Choose an answer
Heat is transferred from surrounding to the system
Heat is transferred system to the surrounding
Heat content of the product is greater than that of reactants
Heat content of the reactants is greater than the products
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Question # 33
An aqueous solution of ethanol in water has vapour pressure.
Choose an answer
Equal to that of water
Equal to that of ethanol
More than that of water
Less than that of water
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Question # 34
In which one of the following sets do all three particles have same number of total electrone
Choose an answer
F- ,Cl-,Br-
Li+ , Na+ , K+
N
--3,
O-2, F-,
Na+, Mg+2, K+
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Question # 35
Which one of the following is not steroid
Choose an answer
Cholesterol
Ergosterod
Female sex Harmons
Globulin
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Question # 36
Acetic acid manufactured by
Choose an answer
Distillation
Fermentation
Ozonolysis
Esterification
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Question # 37
Which of the following is not an amino acid
Choose an answer
Aspartic acid
Lysin
Alanine
Aniline
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Question # 38
Correct order according to atomic size in the following is
Choose an answer
Na > K
Be > Mg
O > N
Cl > F
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Question # 39
Hydrogen bond is the strongest between the molecules of
Choose an answer
HF
HCl
HBr
HI
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Question # 40
The variation pattern in ionic radii of first transition series shows
Choose an answer
A regular increase
A regulars decrease
No regular pattern
A regular decrease and than alight increase
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Question # 41
What criteria did Mendeleev use in arranging his periodic table.
Choose an answer
Atomic mass
Atomic number
Mass number
Density
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Question # 42
Which reaction is disproportionate reaction
Choose an answer
Aldol Condensation
Cannizzaros's reaction
Haloform reactions
Acid Catalyzed reactions
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Question # 43
Which chemical reduces the acidity of soil.
Choose an answer
Lime
Urea
Ammonium nitrate
Ammonium sulphate
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Question # 44
Which one of the following is co polymer
Choose an answer
PVC
Polyvinyl acetate
Nylon -6,6
Polyethene
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