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Chemistry quiz
created by
pranay13
on 30 Oct 15, enabled by
Lou
Sciences
Medium level
(33% of success)
10 questions - 4 players
Test your knowledge of basic chemistry
1
What is molarity of 124.62g sodium oxide mixed to form 2.1L of solution?
1 g/L
1 mol/L
62g/L
62 mol/L
2
What is electronegativity of Fluorine and oxygen?
4.0 and 3.5
3.5 and 4.0
2.1 and 3
3 and 2.5
3
Which element is the most electro positive element?
Cs
K
Ca
Ba
4
According to Boyle's law if pressure reduces :
Temperature reduces
Volume increases
Temperature remains unaffected
Volume decreases
5
Which of the following has maximum Gram Molecular Mass (GMM)?
Sodium oxide
Oxygen gas
Aluminium oxide
Glucose
6
Which of the following gas has minimum rate of effusion?
Oxygen gas
Nitrogen gas
Hydrogen
Chlorine gas
7
Which is not a nucleon?
Proton
Neutron
Electron
Both (1) and (3)
8
What is oxidation number of oxygen in hydrogen peroxide?
-2
1
-1
2
9
Which is the second most electronegative element on earth?
F
Cl
O
S
10
Carbonic acid is :
Organic compound
Organic mixture
Inorganic compound
Inorganic mixture
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