Everyday Science
NULL
Medium
Question
Which element has the third-highest percentage in the human body?
A
Oxygen 65%
B
Calcium 75%
C
Hydrogen 10%
✓ Official correct answer
D
Carbon 18%
Community credibility
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A
Oxygen 65%
No member explanations yet for this option.
B
Calcium 75%
No member explanations yet for this option.
C
Hydrogen 10%
No member explanations yet for this option.
D
Carbon 18%
No member explanations yet for this option.
Explanation
By mass, after oxygen and carbon, hydrogen (~10%) is often listed third.
So the correct answer is Hydrogen 10%.
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