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Chemistry

Chemistry
Which one of the following does not contain Silver ?

Lunar Caustic
German Silver
Horn Silver
Ruby Silver

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Chemistry
The element with highest ionization potential is

Carbon
Boron
Oxygen
Helium

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Chemistry
Wax used for making candle is chemically a mixture of

Aliphatic and aromatic hydrocarbons
Aliphatic hydrocarbons
Aromatic hydrocarbons
Cyclic hydrocarbons

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Chemistry
The graphite rods in the nuclear reactor

convert fast moving neutrons into thermal neutrons
produce neutrons
undergo combustion which triggers the nuclear fission
react with U to release energy

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Chemistry
Equal masses of oxygen, hydrogen and methane are kept under identical conditions. The ratio of the volumes of gases will be

2 : 16 : 1
1 : 16 : 2
2 : 16 : 2
1 : 1 : 1

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Chemistry
What is the mass percentage of oxygen in carbon dioxide (CO2)

0.658
0.727
0.305
0.509

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MORE MCQ ON Chemistry

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