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Home
Chemistry Test 19
Chemistry Test 19
Result
Chemistry Test 19
/
Score
-
Rank
Time Taken:
-
Question
1/30
1 / -0
Which polymer is widely used for making bullet proof material?
Correct
Wrong
Skipped
A
Sodium Nitrate (NaNo3)
Correct
Wrong
Skipped
B
Polyethylene
Correct
Wrong
Skipped
C
Due to oxidation
Correct
Wrong
Skipped
D
100°C
Question
2/30
1 / -0
Which form an irreversible complex With haemoglobin of blood?
Correct
Wrong
Skipped
A
Lichen
Correct
Wrong
Skipped
B
Sulphur dioxide
Correct
Wrong
Skipped
C
Iron, chromium and nickel
Correct
Wrong
Skipped
D
Carbon monoxide
Question
3/30
1 / -0
Which is obtained, when H2S is passed through the solution of sodium zincate?
Correct
Wrong
Skipped
A
Amphoteric
Correct
Wrong
Skipped
B
ZnS
Correct
Wrong
Skipped
C
Vinyl chloride
Correct
Wrong
Skipped
D
Methane and air
Question
4/30
1 / -0
Which gas has maximum calorific value?
Correct
Wrong
Skipped
A
Nitrous oxide
Correct
Wrong
Skipped
B
Lime stone
Correct
Wrong
Skipped
C
Oil gas
Correct
Wrong
Skipped
D
CO2
Question
5/30
1 / -0
Chlorophyll is a naturally occuring chelate compound, what is the central metal in this?
Correct
Wrong
Skipped
A
Nitrogen dioxide, chloroform
Correct
Wrong
Skipped
B
Magnesium
Correct
Wrong
Skipped
C
Filter
Correct
Wrong
Skipped
D
Cold water
Question
6/30
1 / -0
Which three important micronutrients are essential for humans?
Correct
Wrong
Skipped
A
Octane number
Correct
Wrong
Skipped
B
Copper, zinc and iodine
Correct
Wrong
Skipped
C
Soap Water
Correct
Wrong
Skipped
D
A pain killer
Question
7/30
1 / -0
Which petroleum refinery product has the lowest boiling point?
Correct
Wrong
Skipped
A
Barium
Correct
Wrong
Skipped
B
Metal
Correct
Wrong
Skipped
C
Alpha particles
Correct
Wrong
Skipped
D
Gasoline
Question
8/30
1 / -0
Blue litmus paper is converted into red in solution of which thing?
Correct
Wrong
Skipped
A
Due to the presence of urochrome
Correct
Wrong
Skipped
B
H2 (Hydrogen)
Correct
Wrong
Skipped
C
Hydrogen sulphide (H2S)
Correct
Wrong
Skipped
D
acid
Question
9/30
1 / -0
Which are the Chemicals having profound effect on growth and development?
Correct
Wrong
Skipped
A
Phyto hormones
Correct
Wrong
Skipped
B
Sustain body temperature
Correct
Wrong
Skipped
C
White blood cells
Correct
Wrong
Skipped
D
Functional group
Question
10/30
1 / -0
Which compound does not contains an OH group?
Correct
Wrong
Skipped
A
Allopathic
Correct
Wrong
Skipped
B
Because it is acidic
Correct
Wrong
Skipped
C
Ionisation of salt
Correct
Wrong
Skipped
D
Aldehyde
Question
11/30
1 / -0
Stainless steel is an alloy of which metals?
Correct
Wrong
Skipped
A
Histamine
Correct
Wrong
Skipped
B
SO2
Correct
Wrong
Skipped
C
Iron, chromium and nickel
Correct
Wrong
Skipped
D
Mercury
Question
12/30
1 / -0
Which country is rich in oil?
Correct
Wrong
Skipped
A
Oxygen
Correct
Wrong
Skipped
B
Hydrogen
Correct
Wrong
Skipped
C
Exchange forces
Correct
Wrong
Skipped
D
Indonesia
Question
13/30
1 / -0
Which is an element which never exhibits positive oxidation state in any of its compounds?
Correct
Wrong
Skipped
A
Peraxyacetyl Nitrate
Correct
Wrong
Skipped
B
Helium nuclear
Correct
Wrong
Skipped
C
Singapore
Correct
Wrong
Skipped
D
Fluorine
Question
14/30
1 / -0
Which is the most important ore of aluminium?
Correct
Wrong
Skipped
A
Singapore
Correct
Wrong
Skipped
B
Bauxite
Correct
Wrong
Skipped
C
Thioethanol
Correct
Wrong
Skipped
D
Lead
Question
15/30
1 / -0
Which is a source of methane emission into the atmosphere?
Correct
Wrong
Skipped
A
Due to impurities
Correct
Wrong
Skipped
B
Blue green algae
Correct
Wrong
Skipped
C
Wetland
Correct
Wrong
Skipped
D
Silicon
Question
16/30
1 / -0
Which charcoal forms of carbon is used in sugar industry?
Correct
Wrong
Skipped
A
Animal charcoal
Correct
Wrong
Skipped
B
Auxin
Correct
Wrong
Skipped
C
Corrosion, attrition, deflation
Correct
Wrong
Skipped
D
Nitrogen oxide
Question
17/30
1 / -0
Through which material does sound travel slowest?
Correct
Wrong
Skipped
A
Ethane
Correct
Wrong
Skipped
B
Fractional distillation
Correct
Wrong
Skipped
C
Soda, Lime Stone Silica Sand ash
Correct
Wrong
Skipped
D
Wood
Question
18/30
1 / -0
Which enzyme changes maltose into glucose?
Correct
Wrong
Skipped
A
Kerosene
Correct
Wrong
Skipped
B
Maltose
Correct
Wrong
Skipped
C
Methane
Correct
Wrong
Skipped
D
Uranium
Question
19/30
1 / -0
What is the substance which decreases the rate of a chemical reaction?
Correct
Wrong
Skipped
A
Copper and Tin
Correct
Wrong
Skipped
B
Poison
Correct
Wrong
Skipped
C
In its aqueous solution Red Litmus turns to Blue Litmus
Correct
Wrong
Skipped
D
Nitrogen fixing bacteria
Question
20/30
1 / -0
Which acid is used to remove ink and rust stains and cloth?
Correct
Wrong
Skipped
A
Nitrogen dioxide, chloroform
Correct
Wrong
Skipped
B
Oxalic acid
Correct
Wrong
Skipped
C
Lead
Correct
Wrong
Skipped
D
OF2
Question
21/30
1 / -0
Regarding the atom of a chemical element, magnetic quantum number refers?
Correct
Wrong
Skipped
A
Collagen
Correct
Wrong
Skipped
B
Wood charcoal
Correct
Wrong
Skipped
C
Orientation
Correct
Wrong
Skipped
D
Carbon Monoxide
Question
22/30
1 / -0
What is the oxidation number and covalency-of sulphur in S8?
Correct
Wrong
Skipped
A
0, 2
Correct
Wrong
Skipped
B
Constant heating
Correct
Wrong
Skipped
C
Argon
Correct
Wrong
Skipped
D
Magnetite
Question
23/30
1 / -0
Which are the high-temperature superconductors?
Correct
Wrong
Skipped
A
Ceramic oxides
Correct
Wrong
Skipped
B
Cooking
Correct
Wrong
Skipped
C
Methane (CH4)
Correct
Wrong
Skipped
D
Sodium Bicarbonate
Question
24/30
1 / -0
Phosgene is obtained by the reaction of carbon monoxide and which gas?
Correct
Wrong
Skipped
A
Narcylene
Correct
Wrong
Skipped
B
Suspended particle
Correct
Wrong
Skipped
C
Electron, Proton, Neutron
Correct
Wrong
Skipped
D
Chlorine
Question
25/30
1 / -0
Which Element present in largest amount in human body?
Correct
Wrong
Skipped
A
Conc HNO3 and conc CHL
Correct
Wrong
Skipped
B
Red phosphorous
Correct
Wrong
Skipped
C
Oxygen
Correct
Wrong
Skipped
D
Copper and gold
Question
26/30
1 / -0
Mercury is transported in metal containers made of which metal?
Correct
Wrong
Skipped
A
Isotones
Correct
Wrong
Skipped
B
Iron
Correct
Wrong
Skipped
C
Micro waves
Correct
Wrong
Skipped
D
Chromatography
Question
27/30
1 / -0
Which is the best conductor of electricity?
Correct
Wrong
Skipped
A
Silve
Correct
Wrong
Skipped
B
Copper
Correct
Wrong
Skipped
C
Transition Metals
Correct
Wrong
Skipped
D
Positron
Question
28/30
1 / -0
Fish die in water bodies polluted by sewage, why?
Correct
Wrong
Skipped
A
Magnetic Quantum number
Correct
Wrong
Skipped
B
Yeast
Correct
Wrong
Skipped
C
Due to Reduction in oxygen
Correct
Wrong
Skipped
D
Hydrogen
Question
29/30
1 / -0
What is the function of Leghaemoglobin in nitrogen fixation?
Correct
Wrong
Skipped
A
Absorption of oxygen
Correct
Wrong
Skipped
B
Slag
Correct
Wrong
Skipped
C
Nitrogen
Correct
Wrong
Skipped
D
Vapor pressure is equal to the surrounding pressure
Question
30/30
1 / -0
Chemical name of Washing soda is?
Correct
Wrong
Skipped
A
Sodium carbonate
Correct
Wrong
Skipped
B
Gold
Correct
Wrong
Skipped
C
By its octane number
Correct
Wrong
Skipped
D
Iron
Re-attempt
-
Correct (
-
)
Wrong (
-
)
Skipped (
-
)
1
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3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
Re-attempt
-
Correct (
-
)
Wrong (
-
)
Skipped (
-
)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
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30
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