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12 Cards in this Set
- Front
- Back
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Chemical molecules |
Compounds. 2 classes:organic and inorganic compounds. |
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Organic compounds |
Come from animals and plants. Contain carbon element. |
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Inorganic compound |
Comes from minerals. Doesn't contain carbon. |
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Carbon |
Special element that's able to form millions of different compounds. C is chemical symbol. |
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Chemical symbol |
Representation of element. Is a letter or pair of letters taken from element name or Latin name. |
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Electron shells |
Electrons that orbit around nucleus of atom. Orbit is electron shell. |
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Energy levels |
Electron shell of atom. Certain electrons orbit nucleus on these levels according to amount of energy they have. |
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Sodium |
Na |
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Valence electrons |
Outer she'll electrons that bond with electrons in atoms from different elements. |
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Methane |
Molecules formed by binding of atoms and sharing of electrons. Contains carbon and hydrogen. |
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Electronic dot structure |
Method of using dots to illustrate bonding of electrons. |
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Hydrocarbon |
Compound containing only carbon and hydrogen. |
