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Chemistry

Chemistry
The metal used for making aircrafts and rockets is

Lead
Nickel
Copper
Aluminium

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Chemistry
Which of the following vitamins is generally excreted by human in urine?

None of these
Vitamin D
Vitamin C
Vitamin B

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Chemistry
The first metal used by a man was

Copper
Bronze
Brass
Silver

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Chemistry
Which one of the following was used as a chemical weapon in the first world war ?

Hydrogen cyanide
Water gas
Mustard gas
Carbon monoxide

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Chemistry
Ozone consists of

Oxygen and Carbon
Oxygen and Nitrogen
Hydrogen and Carbon
Oxygen only

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Chemistry
What is 'milk of magnesia' chemically?

Calcium hydroxide
Sodium bicarbonate
Magnesium carbonate
Magnesium hydroxide

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MORE MCQ ON Chemistry

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