Chemistry: The scientific study of the properties and behavior of matter.

The scientific study of the properties and behavior of matter is chemistry.

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Atoms, molecules, and ions form compounds that are covered by natural science.

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The nature of chemical bonds in chemical compounds is also addressed by chemistry.

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The average human body contains approximately 200 grams, or 0.4 pounds, of salt.

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Different forms of pure elements exist. Graphite and diamond are two examples of pure carbon.

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When it is dark, many radioactive elements glow.

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The only letter not present in the periodic table is J.

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The only types of non-metals are copper and gold.

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Approximately 9000 'lead' pencils can be filled with the amount of carbon in the human body.

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