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17 Cards in this Set
- Front
- Back
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period |
a horizontal row of elements on the periodic table |
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group |
a numbered vertical column of elements on the periodic table |
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family |
a numbered vertical column of elements on the periodic table |
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metals |
elements located to the left of the step-like line on the periodic table |
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non-metals |
elements located on the right of the step-like line on the periodic table |
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metalloids |
boron, silicon, germanium, arsenic, antimony, and tellurium |
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energy level |
locations where electrons can be found within an atom of an element |
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valence electrons |
active bonding electrons that are found in the outermost energy level |
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noble gas configuration |
has 8 electrons in their outer energy level |
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ion |
an atom carrying an overall positive or negative charge |
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positive ion |
an ion formed from an atom when protons outnumber the electrons |
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negative ion |
an ion formed from when electrons outnumber the protons |
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ionic bond |
forms between metal and non-metals through the exchange of electrons |
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covalent bond |
forms when two non-metals atoms share valence electrons to get stable |
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polyatomic ion |
a charged particle formed by clusters of different atoms combing |
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chemical reaction |
reactants change their composition and become different substances, the products |
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law of conservation of matter |
law starting that matter is neither crated nor destroyed |
