The most common elements in Earths crust - Statistics

General Stats
  • This quiz has been taken 39 times
  • The average score is 7 of 10
Answer Stats
Parts per million Answer % Correct
461000 Oxygen
97%
56300 Iron
94%
1400 Hydrogen
85%
23300 Magnesium
73%
82300 Aluminium
67%
20900 Potassium
61%
282000 Silicon
61%
41500 Calcium
58%
23600 Sodium
52%
5650 Titanium
24%
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