download Mastguru Android App

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.
Similar Questions :

1. How many different oxides are formed by nitrogen ?

  • two
  • three
  • four
  • five

2. The ejection of electrons when a metal surface is irradiated is known as

  • Black body radiation
  • Photoelectric effect
  • Zeeman effect
  • Atomic spectrum

3. What is the hardest form of carbon ?

  • coke
  • graphite
  • charcoal
  • diamond

4. The metallurgical process in which a metal is obtained in a fused state is called ?

  • roasting
  • calcinations
  • smelting
  • froth floatation

5. Air is a

  • compound
  • colloid
  • element
  • mixture
Read more from - Chemistry Questions Answers
Post a comment