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Chemistry 87

Chemistry 87

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Quiz Questions And Answers

The non metal which is in liquid state is

Calcium
lodine
Mercury
Bromine

Which of the following is not a fullerene?

C₂
C50
C120
C60

'No two electrons in an atom can have the same set of four quantum number' is

Bohr's law
Aufbau principlex
Newton's law
Pauli's exclusion principle

Which one of the following is associated with the formation of brown air in traffic congested cities

Carbon monoxide
Nitrogen oxide
Carbon dioxide
Sulphur dioxide

Which of the following liberates hydrogen on reaction with sodium?

l-pentene
n-hexane
Methyl acetate
Ethanol

Petroleum gas is a mixture of ethane, propane and butane. What is its major constituents?

Ethane
Propane
Butane
All three are present in equal proportions

Bleaching powder is manufactured by using

Solvay tower
Bachmann's plant
Rotator kiln
Contact chamber

Which of the following is a weak acid?

HCL
HNO3
H₂SO4
CH3COOH

Freon is used as

Refrigerant
Catalyst
Oxidant
Both b and c

Who discovered electrons?

Chadwick
Rutherford
Goldstein
J.J. Thomson
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