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
PPSC Chemistry Full Book Test MCQs With Answers
Question # 1
The titration involving oxidation reduction reactions is called.
Choose an answer
Complex titration
Simplex titration
Redox titration
Acid base titration
Previous
Skip
Next
Question # 2
The percentage of nitrogen in ammonium sulphate is__________%
Choose an answer
27
21
23
19
Previous
Skip
Next
Question # 3
Which substance is used as filler or additive in paper making.
Choose an answer
Starch
Glucose
Cellulose
Maltose
Previous
Skip
Next
Question # 4
Which of the following process is involved in getting back nitrogen into atomosphere.
Choose an answer
Nitrification
Denitricication
Ammonification
All above
Previous
Skip
Next
Question # 5
The equation which relates the reaction rates and equilibrium constants of many reactions is known as.
Choose an answer
Taft equation
Hammett equation
Differential equation
Linear equation
Previous
Skip
Next
Question # 6
Molten iron withdrawn from the blast furnace is called.
Choose an answer
Wrought iron
Pig iron
Bessemer iron
Stainless steel
Previous
Skip
Next
Question # 7
Graphite is a good conductor of electricity because is.
Choose an answer
Has sp2 hybridized carbon stoms
Has free electrons
Is crystalline
Has free atoms
Previous
Skip
Next
Question # 8
The term 'brass' is very commonly used to designate any alloy primarily of.
Choose an answer
Copper and zinc
Aluminum and iron
Copper and aluminum
Zinc and nickel
Previous
Skip
Next
Question # 9
The concept is also known as proton donor acceptor system.
Choose an answer
Bronsted Lowery
Lewis
Lux Flood
Usanovich
Previous
Skip
Next
Question # 10
Form electron deficient compounds
Choose an answer
B
AI
Both B and AI
None of above
Previous
Skip
Next
Question # 11
Give violet colour to flame
Choose an answer
Gallium
indium
Thallium
Aluminium
Previous
Skip
Next
Question # 12
Sodium metal cannot be stored under
Choose an answer
Hexane
Benzene
Kerosene
Ethanol
Previous
Skip
Next
Question # 13
Molecule of oxygen is
Choose an answer
Diamagnetic
Paramagnetic
Both A and B
None of above
Previous
Skip
Next
Question # 14
AlCl3 fumes in air because of.
Choose an answer
Hydrolysis
Dehydration
Hydration
Oxidation
Previous
Skip
Next
Question # 15
Which of the following pollutant is generated from combustion of fuel.
Choose an answer
Smoke
SO2
CO2
Metallic oxides
All above
Previous
Skip
Next
Question # 16
Relative order of acidity of oxy acid
Choose an answer
HCIO > HCIO2 > HCIO3 > HCIO4
HCIO4 > HCIO3 >HCIO2 > HCIO
HCIO3 > HCIO2 > HCIO > HCIO4
HCIO2 > HCIO4 > HCIO3 > HCIO
Previous
Skip
Next
Question # 17
Which of the following techniques are used for minimizing water pollution.
Choose an answer
Stabilization of ecosystem
Recharge of the waste
Waste treatment
All above
Previous
Skip
Next
Question # 18
The multiplicity of the electronic state is equal to.
Choose an answer
S + 1
2S + 1
2S - 2
2S + 2
Previous
Skip
Next
Question # 19
Which of the following should have the largest dipole moment.
Choose an answer
Carbon tetrachloride
Cis-stibeue
Trans-atibeue
Cis-dichlorocthylene
Previous
Skip
Next
Question # 20
Stablization of particles and their reactivity is affected by.
Choose an answer
Surface properties
Bulk properties
Regardless to the surface properties
No of particles
Previous
Skip
Next
Question # 21
If the absorbed light is green the transmitted light will be
Choose an answer
Purple
Orange
Violet
Black
Previous
Skip
Next
Question # 22
Which of the following process is not related with cannot cycle.
Choose an answer
Iso thermal expansion
Adiabatic expansion
Isothermal compression
Isobaric compression
Previous
Skip
Next
Question # 23
Which of the following species has highest bond energy.
Choose an answer
H2
T2
D
Cl
Previous
Skip
Next
Question # 24
Solution with components which obeys Raoult's over the entire composition range are said to be.
Choose an answer
Real solution
Regular solutions
Dilute solutions
Ideal Solution
Previous
Skip
Next
Question # 25
Which of the following statements is not correct.
Choose an answer
The conductance of one cm3 of a material is called specific conductance
Specific conductance increase while equivalent conductance decreases on progressive dilution
The limiting equivalent conductance of weak electrolytes cannot be determined by extrapolation of the plot of A against concentration
The conductivity of metals is due to the movement of elctrons.
Previous
Skip
Next
Question # 26
Dyes used in photographic plates to make them panchromatic is.
Choose an answer
Cyanine dyes
Azine dyes
Phthalocyanine dyes
Acridine dyes
Previous
Skip
Next
Question # 27
Which of the following acid radical gives chromyl chorate test.
Choose an answer
F-
I-
Cl-
Br-
Previous
Skip
Next
Question # 28
Red brass contain about how many percent of zinc.
Choose an answer
20 %
15 %
30 %
25 %
Previous
Skip
Next
Question # 29
The principal quantum number determines the overall size of the orbital and energy of the electron when it is associated with the orbital.It may have the values.
Choose an answer
n = 1,3,5.........infinity
n= 2,4,6................infinity
n = 1,2,3,4..............infinity
None of the abvoe
Previous
Skip
Next
Question # 30
Treatment of phenol with cold dilute nitric acid gives.
Choose an answer
Only o-nitro phenol
Only p-nitro phenol
2,4,6 -Teinitro phenol
Mixture of o-and p-nitro phenol
Previous
Skip
Next
Question # 31
The unit of sound pressure level is
Choose an answer
Pascal
Decibel
Newton
Ampere
Previous
Skip
Next
Back