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Chemical Reactions

Audrey May

Describing chemical reactions, types of chemical reactions, reactions in aqueous solution

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Across
5.speeds up the reaction
11.a single compound breaks down into two or more simpler compounds (2 Words)
12.one element replaces a second element in a compound (2 Words)
13.whole numbers in front of formulas to balance a chemical equation
Down
1.exchange of positive ions between two compounds (2 Words)
2.an element or compound reacts with oxygen and often produces heat or light (2 Words)
3.an ion that apperars on both sides of an equation and is not directly involved in the reaction (2 Words)
4.two or more substances react to form a single new substance (2 Words)
6.A chemical equation that doens't tell you the amounts of the reactants and products (2 Words)
7.each side of the equation has the same number of atoms of each element and mass (2 Words)
8.a list of elements in order of decreasing activity (2 Words)
9.equation that shows only particles that are directly involved in the chemical change (3 Words)
10.To balance one of these, there must be the same number of atoms of each element on both sides. (2 Words)

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