20 Most Common Elements in the Human Body

Name the twenty most common elements in the human body.
Source = http://www.lenntech.com/periodic-chart-elements/human-body.htm
Expanding on this featured quiz http://www.jetpunk.com/user-quizzes/23633/elements-in-the-human-body-quiz
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joez
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Last updated: May 12, 2017
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First submittedMay 12, 2017
Times taken266
Average score65.0%
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Answer
65
Oxygen
18
Carbon
10
Hydrogen
3
Nitrogen
1.5
Calcium
1.0
Phosphorus
0.35
Potassium
0.25
Sulfur
0.15
Sodium
0.05
Magnesium
traces
Fluorine
traces
Chlorine
traces
Manganese
traces
Iron
traces
Cobalt
traces
Copper
traces
Zinc
traces
Selenium
traces
Molybdenum
traces
Iodine
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2 Comments
+1
Level 46
May 12, 2017
Good quiz.
+1
Level 77
May 12, 2017
Thanks.