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Question
Write the symbols for the following elements and classify them as solid, liquid and gas. Aluminum, Carbon, Chlorine, Mercury, Hydrogen and Helium
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Solution
| Element | Symbol | Classification |
| Aluminum | Al | Solid |
| Carbon | C | Solid |
| Chlorine | Cl | Gas |
| Mercury | Hg | Liquid |
| Hydrogen | H | Gas |
| Helium | He | Gas |
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