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Chemistry

Chemistry
Which one of the following gases has the highest calorific value?

Indane gas
Water gas
Coal gas
Natural gas

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Chemistry
Which of the following is very reactive and kept in kerosene?

Iodine
Potassium
Bromine
Sodium

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Chemistry
Iron filings can be separated from a heterogenous mixture using the technique of :

Evaporation
Sublimation
Magnetization
Sedimentation

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

0.305
0.727
0.509
0.658

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Chemistry
In galvanization, iron is coated with

Copper
Tin
Zinc
Nickel

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Chemistry
Vinegar made by fermentation from cane sugar contains

Palmitic acid
Lactic acid
Acetic acid
Citric acid

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MORE MCQ ON Chemistry

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