Match the following :

Elements found in Earth Crust
  1. Oxygen
  2. Silicon
  3. Aluminion
  4. Iron
  5. Magnesium
  6. Calcium
  7. Potassium
  8. Sodium
Percentage
  • 2.3
  • 6
  • 4
  • 2.4
  • 2.1
  • 8
  • 28
  • 46
Correct Answers
1. 46 2. 28 3. 8 4. 6 5. 4 6. 2.4 7. 2.3 8. 2.1