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Chemistry

Chemistry
When Hydrogen starts burning in air, it produces ?

Ammonia
Methane
Carbonic Acid
Water

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Chemistry
Phosphorus is kept in water because

Its critical temperature is high
Its critical temperature is low
Its ignition temperature is very low
Its ignition temperature is very high

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Chemistry
In silvery paints, the main constituent present is

Silver powder
White lead
Aluminium powder
Lead powder

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Chemistry
The number of neutrons present in an element having mass number 226 and atomic number 88 is :

50
314
88
138

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Chemistry
Tear gas used by the police to disperse the mob contains

Hydrogen sulphide
Chlorine
Carbon dioxide
Ammonia

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Chemistry
What is the chemical name for ‘Baking Soda’ ?

Sodium nitrate
Sodium nitrite
Sodium bicarbonate
Sodium carbonate

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MORE MCQ ON Chemistry

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