http://www.donnasworld.net/point-valance/
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Victorian Heart Burgundy Check Lined Point Valance $15.95 … |
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The Man Who Shot Liberty Valance (Western, Large Print) $29.95 … |
Questions about chemistry, 10 points best answer?
1) What are the components on the left hand side of a chemical equation called? What are the components on the right side of the equation called?
2) How is a mineral different than a rock?
3) What is the difference between valance electrons and core electrons?
1) reactants, products
2) rock is made of minerals- not really sure on this one.
http://en.wikipedia.org/wiki/Mineral (read first 2 sentences)
3) Valance electrons are in the outer shell and can participate in reactions- be given up or gained, or be shared to form different types of bonds. Core electrons are stable, having full “shells” and generally cannot participate in bonding.
http://en.wikipedia.org/wiki/Valence_electron