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28 Cards in this Set
- Front
- Back
What does the electron dot diagram tell you about bonding?
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It tells you the number of valence electrons and if it is stable or unstable.
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A charged group of atoms
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A compound composed of two elements
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A molecule with partially charged areas |
polar molecule |
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a positively or negatively charged particle |
ion |
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a chemical bond between oppositely charged ions |
ionic bond |
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a bond formed between shared electrons
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covalent bond |
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a crystalline substance that contains water
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hydrate |
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a particle made of covalently bonded atoms |
molecule |
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indicates how many electrons must be lost, gained, or shared to achieve stability |
oxidation number |
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shows which elements are in a compound and their ratios |
chemical formula |
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Which elements are least likely to react with other elements?
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What is the name of CuO? |
Copper (II) Oxide |
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What is a nonpolar molecule?
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a molecule that shares electrons, will have like charges Ex: N2 |
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How many valence electrons are in the Halogen group? |
7 |
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How many valence electrons are in the Noble Gases group? |
8
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What is special about the noble gases? |
They have a full outer shell making them stable. |
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What is a binary ionic compound? |
A compound composed of two elements with an ionic (gain or lose) bond. |
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What is an anhydrous compound?
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A compound that does not contain water.
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An atom that has gained an electron is___
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a negative ion |
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An atom that has lost an electron is ___ |
a positive ion |
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What is a triple bond? |
A bond that shares 3 pairs of electrons |
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What is a double bond?
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A bond that shares 2 pairs of electrons |
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What does the chemical formula tell you? |
What elements are present and exact number of atoms for each element. |
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Draw the dot diagram for Phosphorus
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Draw the electron dot model for H2O.
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Draw the electron dot model for NaCl.
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Ions are formed when you ___________
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gain or lose an electron during an ionic bond
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