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11 Cards in this Set
- Front
- Back
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Why are atoms neutral?
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They contain equal numbers of protons and electrons
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By gaining or losing one or more electrons it can be changed into?
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An Ion
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Lose of one or more electrons forms a?
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Positively charged Ion called a Cation.
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The Gain of one or more electrons forms a?
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Negatively charged Ion called a Anion
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What is ionization energy? & what does it favour?
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The energy required to remove one electron from a single atom in the gaseous state.
Low ionization energies (IE) favor cation formation. |
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Electron affinity is?
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The energy released on adding an electron to a single atom in the gaseous state.
High electron affinities (EA) favor anion formation. |
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Going from left to right on the periodic table, IE and EA values both ______?
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Increase
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The electrical attractions between ions of opposite charge in a crystal.
What is this? |
Ionic bond
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Ionic compound
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A compound that contains ionic bonds.
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What are the charcteristics of Ionic compounds?
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High melting points and boiling points are observed for ionic compounds because the attractive forces are extremely strong.
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Describe the Octet rule
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Main group elements tend to undergo reactions that leave them with 8 valence electrons.
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