Answer:
1. smallest particle of matter still retaining the same chemical and physical properties; d. atom
2. substance that is made from only one type of atom ; e. element
3. a chemical compound which contains carbon ; a. organic
4. substance in a solution that is dissolved ; f. solute
5. substance in a solution that is does the dissolving ; b. solvent
6. a starting substance in a chemical reaction; c. reactant