Which are the three magnetic elements?
  • Cobalt, nickel, iron
  • Copper, nickel, iron
  • Iron, aluminum, copper
  • Iron, zinc, copper
Which elements are in CoCO ?
  • Cobalt, carbon, oxygen
  • Cobalt, copper
  • Copper, carbon, oxygen
  • Copper, chlorine, oxygen
What is the correct formula for H-H?
  • 2H
  • H1H1
  • H2
  • H22
The smallest part of an element that retains the identity (and the chemical properties) of that element is ...
  • A chemical
  • A molecule
  • An atom
  • An electron
What is the correct symbol for Iron?
  • Fe
  • FE
  • fe
  • Ir
How many atoms of sulfur are there in CuSO ?
  • Four
  • One
  • Three
  • Two
Most of the elements in the periodic table are.....
  • Gases
  • Liquids
  • Metals
  • Non metals
Which elements are in SO ?
  • Sodium and oxygen
  • Strontium and oxygen
  • Sulfur and oxygen
  • Tin and oxygen
An element has.....
  • Four names
  • One name
  • Three names
  • Two names
Which of the following metals is a liquid at room temperature?
  • Lithium
  • Magnesium
  • Mercury
  • Sodium
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