WorksheetsMind Game_Quiz_Chemical formulae_Class IX
Total questions: 10
Worksheet time: 5mins
Name
Class
Date
1.
What is the chemical formula of Magnesium chloride?
a)
MgCl
b)
MgCl2
c)
MgC
d)
MgC2
2.
What is the chemical formula of sodium sulfate?
a)
SSO4
b)
SoSO4
c)
NaSO4
d)
Na2SO4
3.
What is the name of this chemical, H2SO4?
a)
Hydrogen sulfate
b)
Sulfuric acid
c)
Sulfate
d)
Sulfate hydrogen
4.
What is the formula of Copper (II) oxide?
a)
CUO
b)
CuO
c)
CuO2
d)
Cu2O
5.
What is the formula of nitric acid?
a)
H2SO4
b)
HNO3
c)
HCl
d)
hno3
6.
What is the name of ion that is present in all acids?
a)
hydrogen ion
b)
hydroxide ion
c)
nitrate ion
d)
sulfate ion
7.
Which of the following compound is not an acid?
a)
HCl
b)
H2SO4
c)
HNO3
d)
CH4
8.
Which of the following is not a property of an acid?
a)
pH>7
b)
Sour
c)
Able to conduct electricity
d)
Turns blue litmus paper red
9.
An alkaline taste
a)
salty
b)
bitter
c)
sour
d)
sweet
10.
How many atoms are there in the compound MgCO3?
a)
3
b)
4
c)
5
d)
6
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