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Which is not a type of elements ?

  • Metals
  • Non Metals
  • Metalloids
  • Gases
Similar Questions :

1. 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.

2. The major component used in preparation of different types of glasses is :

  • Sodium borate
  • Sodium silicate
  • Silica
  • Calcium silicate

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

  • roasting
  • calcinations
  • smelting
  • froth floatation

4. Which of the following elements behave chemically both as a metal and a non metal?

  • Boron
  • Carbon
  • Argon
  • Mercury

5. The most electropositive elements among the following is :

  • Cs
  • Ca
  • Na
  • Br
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