Term
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Definition
| First column, very reactive in water, not found freely in earth, charge of +1, form ionic bonds with nonmetals |
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Term
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Definition
| Second column, reactive, not usually found freely in earth, charge of +2, form bonds with nonmetals |
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Term
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Definition
| D-block, varying charges, behave as metals, form ionic bonds with nonmetals |
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Term
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Definition
| Semi-conductors, have properties of both metals and nonmetals, varying charges, form covalent bonds with both metals and nonmetals |
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Term
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Definition
| Very reactive, form both ionic and covalent bonds , charge of -1 |
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Term
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Definition
| Acts as nonmetal, charge of -1, explosive, flammable, forms both ionic and covalent bonds |
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Term
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Definition
| Not reactive, have 8 valence electrons |
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Term
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Definition
| Boron, silicon, germanium, arsenic, antimony, tellurium, and polonium |
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