Question Detail

What is a mixture of potassium nitrate powdered charcoal and sulphur called?

paint
aluminium
brass
gun powder

Answer: Option D

Explanation:

gun powder is the mixture of potassium nitrate powdered charcoal and sulphur.

Similar Questions :

1. Which of the primary component of natural gas?

Ethane
Propane
Methane
Butane

Answer: Option C

2. Acids taste

Sour
Sweet
May be both
None of both

Answer: Option A

3. Why is phosphorus kept under water ?

to make it wet
to make it durable
water forms a protective coating on it
to save it from catching fire when exposed to dry air

Answer: Option D

4. Oil of vitriol is

nitric acid
sulphuric acid
hydrochloric acid
phosphoric acid

Answer: Option B

5. The main chemical constituent of clay is ?

aluminium silicate
zeolites
aluminium borosilicate
silicon oxide

Answer: Option A

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