WorksheetsSeparation of MIXTURES
Total questions: 10
Worksheet time: 5mins
Name
Class
Date
1.
SYMBOL OF SODIUM
a)
Na
b)
NA
c)
nA
d)
Sa
2.
VALENCY OF NITRATE
a)
-2
b)
-1
c)
-4
d)
+1
3.
SYMBOL OF RADICAL-PHOSPHATE
a)
PO4
b)
P
c)
P2O4
d)
PO4
4.
FORMULA OF CALCIUM HYDROXIDE
a)
Ca(OH)3
b)
CaO
c)
CaOH
d)
Ca(OH)2
5.
FORMULA OF SULPHURIC ACID
a)
H2SO4
b)
H2SO
c)
H2SO3
d)
H2(SO4)
6.
FORMULA OF NITROUS OXIDE
a)
NO
b)
2NO
c)
NO2
d)
N2O
7.
FORMULA OF CARBON MONOXIDE
a)
CO
b)
CO2
c)
C2O
d)
2CO
8.
FORMULA OF ZINC SULPHIDE
a)
ZnS
b)
zns
c)
zNS
d)
ZNS
9.
FORMULA OF BLUE VITRIOL
a)
CuSO4.5H2O
b)
CuSO45H2O
c)
CuSO.5H2O
d)
CuSO4.H2O
10.
Chemical name of HNO3
a)
Nitrate
b)
Nitric acid
c)
Carbonic acid
d)
Nitrous acid
100 %
