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Chemistry

Chemistry
Which one of the following does not contain Silver ?

Lunar Caustic
Ruby Silver
Horn Silver
German Silver

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Chemistry
Baking soda is :

Sodium hydroxide
Sodium carbonate
Potassium carbonate
Sodium bicarbonate

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Chemistry
Denatured spirit is ethanol mixed with

Petrol
Kerosene
Water
Pyridine

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Chemistry
The most abundant element by number in the living system is :

Hydrogen
Carbon
Oxygen
Nitrogen

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Chemistry
Stalactites and Stalagmites form due to the precipitation of :

CaCl2
CaCO3
MgCl2
MgCO3

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Chemistry
The lowest layer of earth's atmosphere is

Ionosphere
Stratosphere
Mesosphere
Troposphere

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MORE MCQ ON Chemistry

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