WorksheetsMatter Quiz
Total questions: 7
Worksheet time: 5mins
Name
Class
Date
1.
Which method is used to separate the following mixture-
Iron Sulphide
a)
Winnowing
b)
Emulsification
c)
Magnetic Seperation
d)
Centrifugation
2.
Why are solids incompressible?
a)
due to
Strong force of attraction
b)
due to
Little intermolecular space
c)
due to
Lots of intermolecular space
d)
due to
weak force of attraction
3.
Chromatography can be used in a (a) mixture
4.
Oxygen is needed to _________
a)
a. breathe
b)
b. Combustion
c)
c. Respiration
d)
d. Both a & c
e)
e. None
5.
Chemical Change is caused due to
a)
increase in pressure
b)
Effect of heat
c)
Increase in temperature
d)
decrease in pressure
6.
What is the formula for
SULPHURIC ACID
a)
S4HO2
b)
H2SO4
c)
HS4
d)
NaCl
7.
NaCl is the formula for
a)
Nitric Acid
b)
Salt
c)
Sugar
d)
Sodium Chloride
100 %
