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Chemistry

Chemistry
Which of the following gases is most toxic ?

Carbon dioxide
Sulphur dioxide
Chlorine
Carbon monoxide

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Chemistry
Which mineral is the ore of aluminium ?

Siderite
Magnetite
Bauxite
Haematite

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Chemistry
Water gas is the mixture of

Carbon monoxide and hydrogen
Carbon dioxide and hydrogen
Carbon monoxide and nitrogen
Carbon dioxide and nitrogen

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Chemistry
Which gas is used for converting vegetable oils into saturated fats ?

SO2
H2
Cl2
O2

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Chemistry
The molecular formula of phosphorous is

P3
P2
P1
P4

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Chemistry
This group of alumino-silicate minerals is widely used in making electrical insulators

Chromite
Manganese
Bauxite
Mica

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MORE MCQ ON Chemistry

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