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Chemical Compounds & their Common Names Test 139
Chemical Compounds & their Common Names Test 139
Time Left -
Question
1/20
1 / -0.25
What is the common name of Calcium Hypochlorite?
A
Water
B
Bleaching powder
C
Baking soda
D
Baking powder
Question
2/20
1 / -0.25
Teflon is the common name of
A
Polytetrafluoro ethylene
B
Polyvinyl chloride
C
Polyvinyl fluoride
D
Dichlorodifluoro methane
Question
3/20
1 / -0.25
What is the common name of sodium carbonate?
A
Limestone
B
Lime
C
Marble
D
Washing soda
Question
4/20
1 / -0.25
What is the chemical formula of caustic potash?
A
NaOH
B
KOH
C
NH
4
OH
D
None of these
Question
5/20
1 / -0.25
Washing soda is the common name for ___________
A
Sodium Carbonate
B
Calcium bicarbonate
C
Sodium bicarbonate
D
Calcium carbonate
Question
6/20
1 / -0.25
The common name of sodium bicarbonate is __________.
A
Baking soda
B
Borax
C
Bleach
D
Epsom salt
Question
7/20
1 / -0.25
Solid carbon dioxide is known as ________.
A
Hypo
B
Borax
C
Alum
D
Dry ice
Question
8/20
1 / -0.25
The other name for Copper sulphate is
A
Blue vitriol
B
Neela thotha
C
Both A & B
D
Neither A nor B
Question
9/20
1 / -0.25
Gypsum is chemically known as ___________.
A
CaSO
4
B
CaSO
4
. 5H
2
O
C
CaSO
4
. 10H
2
O
D
CaSO
4
. 2H
2
O
Question
10/20
1 / -0.25
Which chemical compound is also known as 'Oil of Vitriol'?
A
Calcium Hydroxide
B
Sulphuric Acid
C
Nitrous Oxide
D
Calcium Hydride
Question
11/20
1 / -0.25
Heavy water is
A
H
2
O
B
D
2
O
C
water at 4˚C
D
water obtained by steam distillation
Question
12/20
1 / -0.25
Vinegar is __________ .
A
diluted acetic acid
B
glacial acetic acid
C
glacial formic acid
D
diluted formic acid
Question
13/20
1 / -0.25
In the following question, select the related word pair from the given alternatives.
Slaked Lime: Calcium Hydroxide:: Marble:?
A
Calcium Bicarbonate
B
Calcium hydroxide
C
Calcium carbonate
D
Calcium sulphate dihydrate
Question
14/20
1 / -0.25
Which is the formula of potash alum?
A
(NH
4
)2SO
4
.Fe(SO
4
)
3
B
(NH
4
)2S0
2
.Al
2
(SO
4
)
3
.24H
2
0
C
KAl(SO₄)₂ ·12H₂O
D
K
2
SO
4.
Cr
2
(SO
4
)
3
Question
15/20
1 / -0.25
What is the chemical formula of Quick lime?
A
CaO
B
Ca(OH)
2
C
NaOH
D
MgO
Question
16/20
1 / -0.25
Chemical formula of Plaster of Paris is
A
CaSO
4
.H
2
O
B
CaSO
4
.2HO
C
CaSO
4
2H
2
O
D
CaSO
4
.1/2H
2
O
Question
17/20
1 / -0.25
Mohr's salt is a -
A
Normal salt
B
Acid salt
C
Basic salt
D
Double salt
Question
18/20
1 / -0.25
Marsh gas is
A
Methane
B
Ethane
C
Propane
D
Butane
Question
19/20
1 / -0.25
The ‘laughing gas’ is
A
hydrogen peroxide
B
nitrous oxide
C
carbon monoxide
D
sulphur dioxide
Question
20/20
1 / -0.25
Trinitrotoluene is
A
used to melt metals
B
used to fuse two metals
C
used as an abrasive
D
used as an explosive
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