Across
- 2. A substance that forms in a chemical reaction.
- 3. The smallest particle of a compound
- 5. (TWO WORDS-NO SPACES) A kind of shorthand that chemists use in which one or two letters stand for an element.
- 7. (TWO WORDS-NO SPACES) A process in which elements or compounds are changed into other substances.
- 10. A substance t hat reacts in a chemical reaction.
- 11. A combination of two or more kinds of matter that can be separated by physical means.
Down
- 1. Matter that is of one particular type.
- 4. Two or more elements combined chemically.
- 6. (TWO WORDS-NO SPACES)A statements that shows the reactants and products of a reaction.
- 8. (TWO WORDS-NO SPACES)A group of symbols used to describe a compound.
- 9. The smallest particle of an element.
- 12. A substance that cannot be broken down into other substances by ordinary means, such as heating or crushing.