Question Detail

What is metallurgy ?

process of extracting metal in pure form from its ore.
process of creating alloys of metals.
process of making metals live long.
None of above.

Answer: Option A

Similar Questions :

1. Which gas is filled in refrigerators ?

Chlorofluorocarbon
Acetylene
Methane
Butane

Answer: Option A

2. Nail polish remover contains ?

benzene
acetic acid
acetone
petroleum ether

Answer: Option C

3. What is used to avoid melting of ice ?

Gelatine
Butane
Methane
Any acid

Answer: Option A

4. pH of water is

5
6
7
8

Answer: Option C

5. Mass number of a nucleus is :

the sum of the number of protons and neutrons present in the nucleus
always more than the atomic weight
always less than its atomic number
None of above

Answer: Option A

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