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WorksheetsVI JEE Mock 1 27/11
Total questions: 10
Worksheet time: 3mins
Name
Class
Date
1.
The formula of Aluminium sulphate is
a)
Al(SO4) 3
b)
Al2(SO4) 3
c)
Al3(SO3) 3
d)
Al2S3
2.
The formula for mercurous chloride is
a)
HgCl2
b)
Hg2Cl2
c)
HgCl3
d)
All
3.
The number of chlorine atoms present in calcium chloride ____
a)
1
b)
2
c)
3
d)
4
4.
Na2CO3 represents ----
a)
One molecule of sodium carbonate
b)
Two atoms of sodium
c)
106 parts by weight of sodium carbonate
d)
All the above
5.
Number of calcium atoms present in CaCO3
a)
2
b)
1
c)
3
d)
4
6.
Na Cl is
a)
Sodium chloride
b)
Sodium hypo chloride
c)
Nitrogen chloride
d)
None of these
7.
Formula of calcium chloride is ____
a)
CaCl2
b)
CuCl2
c)
CuCO3
d)
CaCO3
8.
Number of sulphur atoms present in Aluminium sulphate
a)
1
b)
2
c)
3
d)
4
9.
Oil of vitriol is
a)
HNO3
b)
HCl
c)
H2SO4
d)
CH3COOH
10.
The symbolic representation of actual number of atoms in molecule is called
a)
Valency
b)
Formula
c)
Both 1&2
d)
Ion
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