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An atom containing the same amount of protons as another, but with a different weight. |
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The number of protons contained in an atom. |
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The averaged weight of all existing variants and isotopes. |
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Determines the element and positive charge. |
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Determines the negative charge. |
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Determines mass, along with proton. Neutral charge. |
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Vertical, they determine the amount of valence electrons. |
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Horizontal, they determine when a new electron shell is added to an atom. |
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Far left on the periodic table, reactive. Metal. |
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Second from the left, not as reactive as alkali. Metal. |
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In the middle of the table, fairly unreactive. Metal. |
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Second from the right. Gaseous. |
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The positive charge on an atom. |
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The negative charge on an atom. |
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Give the number of protons [image] |
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Give the number of electrons [image] |
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Give the number of neutrons [image] |
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Give the typical ionic charge (cation, anion, or none) [image] |
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What period is this element in? [image] |
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What group is this element in? [image] |
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What family is this element in? [image] |
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How many electrons are in the first shell? |
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How many electrons are in the second shell? |
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Is this atom of beryllium more likely to lose or gain electrons to bond?[image] |
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IS this atom of oxygen more likely to lose or gain electrons to bond? [image] |
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What are valence electrons? |
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Electrons on the outer shell of an atom. |
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What diagram of electrons portrays the valence electrons only? |
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The negative or positive charge carried by an atom. |
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More electrons than protons, or more protons that electrons. |
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Which elements become cations? |
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The ones on the left side of the periodic table, they lose electrons in bonding. |
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Which elements become anions? |
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The ones on the right side of the periodic table, they gain electrons in bonding. |
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Why are elements at the far left and second column from the right the most reactive? |
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They are closest to having full valence shells. |
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What is covalent bonding and how is it different than ionic bonding? |
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Covalent bonding involves the sharing of electrons by atoms, where as ionic bonding involves the loss and gain of electrons. |
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Is a chemical equation with: Reactants: 2 Oxygen, 3 Nitrogen Products: 3 Nitrogen, 2 Oxygen balanced? |
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Is a chemical formula with: Reactants: 2 Beryllium, 1 Lithium Products: 2 Lithium, 2 Beryllium balanced? |
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