Statistics for Most Common Elements in the Human Body

Click here to take the quiz!

General Stats

  • This quiz has been taken 48,310 times
    (45,523 since last reset)
  • The average score is 8 of 12

Answer Stats

Proportion Element % Correct
65%Oxygen
97%
10%Hydrogen
92%
18%Carbon
90%
3%Nitrogen
82%
0.006%Iron
75%
1.4%Calcium
67%
0.25%Potassium
60%
0.15%Sodium
57%
0.05%Magnesium
53%
0.25%Sulfur
40%
1.1%Phosphorus
36%
0.15%Chlorine
34%

Score Distribution

Percentile by Number Answered

Percent of People with Each Score

Your Score History

You have not taken this quiz since the last reset