1. Iron
  2. Silver
  3. Aluminium
  4. Copper
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2 Answers

Option 3 : Aluminium

  • Aluminium is the most abundant metal in the Earth's crust as it makes up about 8% of it.
  • It’s atomic number is 13 and it is in group 13 of the periodic table.
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Option 3 : Aluminium

  • Aluminium is the most abundant metal in the earth's crust.
  • It is never found free in nature and it exists in the rock bauxite aluminium ore.
  • Atomic Number: 13
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