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 SI unit of pressure is:
Choose an answer
N
N/m
2
Pascal
atm
Previous
Skip
Next
Question # 2
The example of solid solute in gas solvent is
Choose an answer
butter
Sugar in water
Smoke in air
Opals
Previous
Skip
Next
Question # 3
H° + H° are ________________ in energy.
Choose an answer
Lower
Higher
Medium
Nil
Previous
Skip
Next
Question # 4
____________ used to remove nail polish.
Choose an answer
Acetyline
Acetone
H2O
Nil
Previous
Skip
Next
Question # 5
Which has biger particles?
Choose an answer
Solutions
Colloids
Suspensions
True solutions
Previous
Skip
Next
Question # 6
Which one of the following is liquid in solid solution?
Choose an answer
sugar in water
butter
opal
fog
Previous
Skip
Next
Question # 7
In ionic bond complete ________________ of electrons occurs.
Choose an answer
Paring
Sharing
Transfer
None
Previous
Skip
Next
Question # 8
The forces of attraction present between the molecules of a substance are called ____________ forces.
Choose an answer
Intermolecular forces
Covalent
Ionic
Nil
Previous
Skip
Next
Question # 9
Halogens with metals for
Choose an answer
Ionic bond
Covalent bond
Dative covalent bond
Metallic bond
Previous
Skip
Next
Question # 10
Addition of OXYGEN is called.
Choose an answer
Reduction
Conduction
Oxidation
Nil
Previous
Skip
Next
Question # 11
Which one is least reactive non-metal?
Choose an answer
P
C
CI
F
Previous
Skip
Next
Question # 12
Organic compounds contain:
Choose an answer
ionic bond
Covalent bond
Metallic bond
Co-ordinate covalent
Previous
Skip
Next
Question # 13
Dehalogenation of tetrahalides produces acetylene. This reaction takes place in the presence of
Choose an answer
Sodium metal
Zinc metal
Magnesium metal
Potassium metal
Previous
Skip
Next
Question # 14
Blonde hair contains compounds of:
Choose an answer
molybdenum
iron
titanium
copper
Previous
Skip
Next
Question # 15
Who put forward '' the vital force theory''?
Choose an answer
Kolbe
Wohler
Berzellius
Jabir - Bin - Hayan
Previous
Skip
Next
Question # 16
The reactions in which products can recombine to form reactants is called.
Choose an answer
Irreversible reactions
Reversible reactions
Direct reactions
Indirect reactions
Previous
Skip
Next
Question # 17
Mesosphere has a temperature range.
Choose an answer
17
o
C - 58
o
C
58
o
C - 2
o
C
2
o
C - 93
o
C
- 93
o
C
Previous
Skip
Next
Question # 18
Active mass is expressed as:
Choose an answer
{ }
[ ]
( )
l l
Previous
Skip
Next
Question # 19
On which base atmosphere is divided into four regions?
Choose an answer
Change in pressure
Change in rediation
Change in temperature
Change in volume
Previous
Skip
Next
Question # 20
Volatility of hydrocarbons deceases with:
Choose an answer
decrease of molecular mass
increase of molecular mass
increase of double or triple bonds
decrease of triple bonds
Previous
Skip
Next
Question # 21
Potassium ferrocyanide salt is.
Choose an answer
Normal
complex
Basic
Acidic
Previous
Skip
Next
Question # 22
Vibrious cholera causes.
Choose an answer
Choleera
Dysentery
Fluorsis
Hepatitis
Previous
Skip
Next
Question # 23
The mass fo 1.505 x 10
23
atoms of sulphur is.
Choose an answer
0.5 g
0.6 g
0.7 g
0.8 g
Previous
Skip
Next
Question # 24
What type of bonding is present in NH4Cl
Choose an answer
Ionic
Covalent
Co ordinate covalent
All of these
Previous
Skip
Next
Question # 25
Which of the following can form H-bonds
Choose an answer
NH
3
C
2
H
6
NaCI
CHCI
3
Previous
Skip
Next
Question # 26
That cell in which electrical energy is converted into chemical energy is called
Choose an answer
Galvanic cell
Electrolytic cell
Fuel cell
Daniel cell
Previous
Skip
Next
Question # 27
10 g of NaOH has been dissolved per dm3 of solution. The molarity of solution is.
Choose an answer
0.5 M
0.25 M
1 M
2 M
Previous
Skip
Next
Question # 28
The largest number of molecule are present.
Choose an answer
3.6 g of H2O
4.6 g of C2H5OH
2.8 g of CO
5.4 g of N2O5
Previous
Skip
Next
Question # 29
A buffer solution can be prepared by mixing
Choose an answer
Weak acid and its salt with weak base
Weak base and its salt with strong acid
Strong acid and its salts with weak base
Strong base and its salt with weak acid
Previous
Skip
Next
Question # 30
Cadmium has isotopes.
Choose an answer
3
4
5
9
Previous
Skip
Next
Question # 31
In which of the following changes, nitrogen in reduced.
Choose an answer
NH3 to NO
NH3 to NO3
N2 to NH3
N-3 to N2
Previous
Skip
Next
Question # 32
An azeotropic mixture of two liquids boils at lower temperature than either of them when.
Choose an answer
It is saturated
It shows positive deviation from Raoult's law
It shows negative deviation from Raoult's law
It is metastable
Previous
Skip
Next
Question # 33
If 2 mol of an ideal gas at 546 K occupy a volume of 44.8 dm3, the pressure must be.
Choose an answer
1 atm
2 atm
3 atm
4 atm
Previous
Skip
Next
Question # 34
Which halogen will react spontaneously with Au(s) to produce Au
3+
Choose an answer
Br
2
F
2
I
2
Cl
2
Previous
Skip
Next
Question # 35
During Nitration of Benzene the active nitrating agent is
Choose an answer
NO
3
NO
2
+
NO
2
HNO
3
Previous
Skip
Next
Question # 36
Element of which group are called non typical transition elements.
Choose an answer
IB
II B
II A
VII B
Previous
Skip
Next
Question # 37
The reacts with halogen acids to form alkyl halide the process is known as.
Choose an answer
Halogenation
Hydrohalogenation
Hydrogenation
Dehydrohalogenation
Previous
Skip
Next
Question # 38
Which substance is used to consulate rubber latex
Choose an answer
Ethyl alcohol
Acetaldehyde
Acetic acid
Water
Previous
Skip
Next
Question # 39
Lactose has same molecular formula as
Choose an answer
Glucose
Fructose
Ribose
Maltose
Previous
Skip
Next
Question # 40
Ecosystem is smaller units of.
Choose an answer
Lithosphere
Hydrosphere
Atmosphere
Biosphere
Previous
Skip
Next
Question # 41
Which one of the following liberates CO2 from an aqueous solution of NaHCO3.
Choose an answer
Acetic acid
Ethyl alcohol
Phenol
Acetyl chloride
Previous
Skip
Next
Question # 42
PCl3 reacts with water to form
Choose an answer
PH3
POCl3
H3PO4
H3PO5
Previous
Skip
Next
Question # 43
Which halogen occurs naturally in a positive oxidation state.
Choose an answer
Fluorine
Chlorine
Bromine
Iodine
Previous
Skip
Next
Question # 44
As you proceed across a period in the periodic table the first ionization energy
Choose an answer
Decrease
Increase
Remains constant
First increase up the middle of period and then decreases
Previous
Skip
Next
Back