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Home
Chemistry Test 25
Chemistry Test 25
Result
Chemistry Test 25
/
Score
-
Rank
Time Taken:
-
Question
1/30
1 / -0
What can be the maximum duration of totality for a solar eclipse?
Correct
Wrong
Skipped
A
7 minutes 40 seconds
Correct
Wrong
Skipped
B
60 C atoms
Correct
Wrong
Skipped
C
Makrana marble
Correct
Wrong
Skipped
D
White
Question
2/30
1 / -0
An Emulsion is a colloid of a –
Correct
Wrong
Skipped
A
Colourless gas with rotten egg smell
Correct
Wrong
Skipped
B
Citric acid
Correct
Wrong
Skipped
C
Humidity
Correct
Wrong
Skipped
D
Liquid in a Liquid
Question
3/30
1 / -0
Denatured spirit is a mixture of ethyl alcohol, methyl alcohol and which other thing?
Correct
Wrong
Skipped
A
Zinc oxide (zno)
Correct
Wrong
Skipped
B
Oxides of Nitrogen and Sulphur
Correct
Wrong
Skipped
C
Pyridine
Correct
Wrong
Skipped
D
Lignite
Question
4/30
1 / -0
When temperature is gradually decreased, what is the specific heat of substance?
Correct
Wrong
Skipped
A
Increases
Correct
Wrong
Skipped
B
Decreased
Correct
Wrong
Skipped
C
Benzene Hexa Chloride
Correct
Wrong
Skipped
D
Prevents freezing of petrol
Question
5/30
1 / -0
In colourful diamond, Why are different colours present?
Correct
Wrong
Skipped
A
Galvanization
Correct
Wrong
Skipped
B
Apsara
Correct
Wrong
Skipped
C
Radon gas
Correct
Wrong
Skipped
D
Due to impurities
Question
6/30
1 / -0
Amalgam is an alloy in which the base metal is–
Correct
Wrong
Skipped
A
10–5 – 10–7 cm
Correct
Wrong
Skipped
B
Soap Water
Correct
Wrong
Skipped
C
Mercury
Correct
Wrong
Skipped
D
Gun powder
Question
7/30
1 / -0
Which compound is used in anti-malarial drug?
Correct
Wrong
Skipped
A
Udaipur
Correct
Wrong
Skipped
B
Lavoisier
Correct
Wrong
Skipped
C
Chloroquin
Correct
Wrong
Skipped
D
Coal
Question
8/30
1 / -0
Which chemically inactive gas present in atmosphere?
Correct
Wrong
Skipped
A
Zone Melting
Correct
Wrong
Skipped
B
dehydrated agent
Correct
Wrong
Skipped
C
Argon
Correct
Wrong
Skipped
D
Methyl Isocyanite
Question
9/30
1 / -0
Fuel used in Nuclear reactor is –
Correct
Wrong
Skipped
A
Barium
Correct
Wrong
Skipped
B
Uranium
Correct
Wrong
Skipped
C
Sulphuric acid
Correct
Wrong
Skipped
D
2, 8, 8, 2
Question
10/30
1 / -0
The Gas Causes acid rain in an industrial area is–
Correct
Wrong
Skipped
A
Slow oxidation
Correct
Wrong
Skipped
B
Benzene Hexa Chloride
Correct
Wrong
Skipped
C
Acetic acid
Correct
Wrong
Skipped
D
Sulphur dioxide
Question
11/30
1 / -0
Hydrochloric acid is also known as
Correct
Wrong
Skipped
A
in the form of Humidity]
Correct
Wrong
Skipped
B
Anthracite
Correct
Wrong
Skipped
C
Muriatic acid
Correct
Wrong
Skipped
D
Germany and Austria
Question
12/30
1 / -0
Which is also called Stranger Gas?
Correct
Wrong
Skipped
A
Xenon
Correct
Wrong
Skipped
B
Rayon
Correct
Wrong
Skipped
C
Positive
Correct
Wrong
Skipped
D
Hydrogen
Question
13/30
1 / -0
How can Permanent hardness of water be removed?
Correct
Wrong
Skipped
A
Methane (CH4)
Correct
Wrong
Skipped
B
Number of electrons revolving around nucleus
Correct
Wrong
Skipped
C
Teflon
Correct
Wrong
Skipped
D
By adding washing soda
Question
14/30
1 / -0
What is laughing gas?
Correct
Wrong
Skipped
A
Methane
Correct
Wrong
Skipped
B
Nitrous oxide
Correct
Wrong
Skipped
C
Ion exchange method
Correct
Wrong
Skipped
D
20
Question
15/30
1 / -0
What is the Number of water molecules present in Mohr’s salt?
Correct
Wrong
Skipped
A
Aluminium sulphate
Correct
Wrong
Skipped
B
8
Correct
Wrong
Skipped
C
sometimes more and sometimes equal to its atomic number
Correct
Wrong
Skipped
D
Crust
Question
16/30
1 / -0
The Gas dissolved in water that makes it basic is?
Correct
Wrong
Skipped
A
Stream of electrons
Correct
Wrong
Skipped
B
Hydrogen sulphide (H2S)
Correct
Wrong
Skipped
C
Dalton
Correct
Wrong
Skipped
D
Ammonia
Question
17/30
1 / -0
The pair of compounds used as anesthetic in medicine is –
Correct
Wrong
Skipped
A
Red phosphorus
Correct
Wrong
Skipped
B
0–14
Correct
Wrong
Skipped
C
Nitrogen dioxide, chloroform
Correct
Wrong
Skipped
D
Rn
Question
18/30
1 / -0
Conversion of Heat into electric energy is achieved by using –
Correct
Wrong
Skipped
A
Galena
Correct
Wrong
Skipped
B
Thermocouple
Correct
Wrong
Skipped
C
Carbon dioxide (CO2)
Correct
Wrong
Skipped
D
Atomic weight
Question
19/30
1 / -0
Hydrogen Bomb is based upon the Principle of–
Correct
Wrong
Skipped
A
Constant heating
Correct
Wrong
Skipped
B
Ammonia
Correct
Wrong
Skipped
C
Uncontrolled Nuclear Fusion
Correct
Wrong
Skipped
D
Zinc oxide
Question
20/30
1 / -0
To which are Phototrophic and Geotropic movements linked?
Correct
Wrong
Skipped
A
Udaipur
Correct
Wrong
Skipped
B
NH4Cl
Correct
Wrong
Skipped
C
Auxin
Correct
Wrong
Skipped
D
Helium
Question
21/30
1 / -0
Atomic nuclei are composed of–
Correct
Wrong
Skipped
A
Protons and neutrons
Correct
Wrong
Skipped
B
Graphite
Correct
Wrong
Skipped
C
Gamma emission
Correct
Wrong
Skipped
D
Cycionite
Question
22/30
1 / -0
Which of the following does not contains silver?
Correct
Wrong
Skipped
A
Methane
Correct
Wrong
Skipped
B
Calcium Hypochlorite
Correct
Wrong
Skipped
C
German Silver
Correct
Wrong
Skipped
D
Methane and air
Question
23/30
1 / -0
What happens to the level of mercury in the barometer tube when it is taken down a coal mine?
Correct
Wrong
Skipped
A
Titanium
Correct
Wrong
Skipped
B
Crust
Correct
Wrong
Skipped
C
Iron, chromium and nickel
Correct
Wrong
Skipped
D
It rises
Question
24/30
1 / -0
What is an example of Miscelles System here?
Correct
Wrong
Skipped
A
Deliquescent
Correct
Wrong
Skipped
B
Thermocouple
Correct
Wrong
Skipped
C
Atomic weight
Correct
Wrong
Skipped
D
Soap Water
Question
25/30
1 / -0
Light Scattering take place in –
Correct
Wrong
Skipped
A
Electron
Correct
Wrong
Skipped
B
Poling
Correct
Wrong
Skipped
C
Zinc oxide (zno)
Correct
Wrong
Skipped
D
Colloidal solution
Question
26/30
1 / -0
Mass number is the sum of –
Correct
Wrong
Skipped
A
Methane (CH4)
Correct
Wrong
Skipped
B
Isotones
Correct
Wrong
Skipped
C
Inner orbits of atoms
Correct
Wrong
Skipped
D
Protons and Neutrons
Question
27/30
1 / -0
What is a graph is plotted taking °C along the Y-axis and of K along the X- axis?
Correct
Wrong
Skipped
A
Straight line
Correct
Wrong
Skipped
B
Decrease
Correct
Wrong
Skipped
C
Gold
Correct
Wrong
Skipped
D
35 gm
Question
28/30
1 / -0
How does Transfer of heat energy from the sun to the moon take place?
Correct
Wrong
Skipped
A
Mercury
Correct
Wrong
Skipped
B
They contain free electrons
Correct
Wrong
Skipped
C
By radiation only
Correct
Wrong
Skipped
D
Chlorine
Question
29/30
1 / -0
Radioactivity is Measured by –
Correct
Wrong
Skipped
A
15 days
Correct
Wrong
Skipped
B
Blue green algae
Correct
Wrong
Skipped
C
Lead
Correct
Wrong
Skipped
D
Giger – Muller counter
Question
30/30
1 / -0
The King of metal is –
Correct
Wrong
Skipped
A
Gold
Correct
Wrong
Skipped
B
Graphite
Correct
Wrong
Skipped
C
Gasoline
Correct
Wrong
Skipped
D
Hydrogen
Re-attempt
-
Correct (
-
)
Wrong (
-
)
Skipped (
-
)
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4
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7
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10
11
12
13
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15
16
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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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