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Most Abundant Elements in Earth's Crust

Do you know which elements are most prominent in Earth's crust?
Source (CRC Column)
Calculated in parts per million (ppm)
Quiz by OnlyJon
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Last updated: January 7, 2020
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First submittedJanuary 7, 2020
Times taken24
Average score46.7%
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Ppm
Answer
461,000
Oxygen
282,000
Silicon
82,300
Aluminum
56,300
Iron
41,500
Calcium
23,600
Sodium
23,300
Magnesium
20,900
Potassium
5,650
Titanium
1,400
Hydrogen
1,050
Phosphorus
950
Maganese
585
Fluorine
425
Barium
370
Strontium
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