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 9th Class English Medium Online Test MCQs With Answers
Question # 1
You are styding the rate of hydrolysis of organic compund staarch under different conditonns of temperature. In which branch of chemistry this topic will fall
Choose an answer
Organic Chemistry
analytical chemistry
Biochemistry
Physical Chemistry
Previous
Skip
Next
Question # 2
Lanthanide series starts after the elemetn
Choose an answer
Osmium
Actinium
Lanthanum
None of these
Previous
Skip
Next
Question # 3
Bond dissociation for O2 is
Choose an answer
505 kJ/mol
705 kJ/mol
605 kJ/mol
498 kJ/mol
Previous
Skip
Next
Question # 4
Whcih of the following atoms obey duplet rule.
Choose an answer
O
2
Cl
2
H
2
Li
2
Previous
Skip
Next
Question # 5
Number of protons in the nucleus of an atom is called.
Choose an answer
Atomic number
Mass Number
Mass Unit
Electron Number
Previous
Skip
Next
Question # 6
Stochiometric calculators are used to prepare.
Choose an answer
Soaps
Shampo
Perfumes
All of these
Previous
Skip
Next
Question # 7
Which of the following does not happpen, when a system is at equilibrium state.
Choose an answer
Reaction continues to occur in both the directions
Concentration of reactants and products stop changig
Forward and reverse reactions stop
Forward and reverse rates become equal
Previous
Skip
Next
Question # 8
Which element has the highest melting point.
Choose an answer
K
Cs
Na
Rb
Previous
Skip
Next
Question # 9
Washing clothes at 140
o
F uses almost the energy as at 140
o
F wash
Choose an answer
Half
Thrice
Twice
None of the above
Previous
Skip
Next
Question # 10
Emperical Formula of Glucose is
Choose an answer
CH2O
CHO
CHO2
C2HO
Previous
Skip
Next
Question # 11
How many atoms are present in one gram of H2O?
Choose an answer
1002 x 10
23
atom
6.022 x 10
23
atom
0.334 x 10
23
atom
2.004 x 10
23
atom
Previous
Skip
Next
Question # 12
Which of the following cannot be classified as Arrhenius acid
Choose an answer
CO2
HNO3
H2CO3
H2SO4
Previous
Skip
Next
Back