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Elements and materials Quiz

Man made and natural 10 Questions.

 
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nuznuz
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1

What is the densest metallic element ?

  • Lithium
  • Tungsten
  • Osmium

2

What is the least densest element ?

  • Lithium
  • Osmium
  • Tungsten

3

What element has the highest melting point ?

  • Tungsten
  • Copper
  • Lead

4

What element has the lowest melting point?

  • Silver
  • Lead
  • Mercury

5

What element is the best conductor of heat ?

  • Silver
  • Gold
  • Copper

6

What element is the most rust resistant ?

  • Osmium
  • Iridium
  • Lithium

7

What is the most malleable metal ?

  • Gold
  • Magnesium
  • Silver

8

What is carboloy (an alloy of tungsten) almost as hard as ?

  • Lead
  • Steel
  • Diamonds

9

What is boron and nitrogen a man made compound as hard as ?

  • Diamonds
  • Rubys
  • Emeralds

10

What is the only know substance that can scratch diamonds?

  • Diamonds
  • Borazon
  • Stellite

 

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