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The periodic table
For Mr. Whiteside's upcoming test
Question | Answer |
---|---|
How many elements are there in the periodic table? | 118 |
What are the main six that make up most (99%) of the human body? | Oxygen, carbon, hydrogen, nitrogen, calcium, phosphorus |
What are the other five elements that take up the other 1%? | Potassium, sulfur, sodium, chlorine, magnesium |
What are trace elements? | Elements that only have a trace of them in your body, as the elements in a large amount could kill but is also vital to the body. |