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Element Confusion
A look at some of the characteristics of the first 18 elements in the Periodic Table.
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| A | B |
|---|
| Hydrogen | light,small gall with 0 neutrons |
| Carbon | diamonds, life on Earth, atomic number of 6 |
| Sodium | reactive, light metal, can float on water, found in salt |
| Phosphorus | found in urine, solid, atomic number 15 |
| Helium | non-reactive, no color, no smell, 2 protons |
| Nitrogen | most common element in air,no color, no smell, no taste, atomic mass = 14 |
| Magnesium | very light metal, trace element, 12 protons |
| Sulfur | yellowish, non-rective at room temperature, 16 electrons |
| Lithium | reactive metal, floats on water, 4 neutrons |
| Oxygen | reactive gas, necessary for animal life, named in 1777 by Lavoisier |
| Aluminum | common metal, atomic mass of 27 |
| Chlorine | halogen gas, reactive, 17 protons |
| Beryllium | metalic, light metal, combined with other elements, 4 electrons |
| Fluorine | yellow gas at room temperature, poisonous, reactive, 10 neutrons |
| Silicon | common on Earth, combines with oxygen, 14 electrons |
| Argon | inert gas, no color, no smell, atomic number=18 |
| Boron | combines with other elements, brown powder or crystal, 6 neutrons |
| Neon | glows red when electricity flows through it, inert gas, 10 protons |
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