1. Acids, Bases, & Salts: Matching Directions: Match the word with the proper definition. 1. acid A. positively charged ion 2. anion B. solution with a pH between 10 and 14 3. base C. solution with a pH between 4 and 6 4. cation D. acids turn it red, bases turn it blue 5. electrolytes E. positively charged particle 6. H + ion F. negatively charged ion 7. litmus paper G. can accept a hydrogen ion 8. proton H. can donate a hydrogen ion 9. strong base I. positive hydrogen ion 10. weak acid J. good conductors of electricity Answers:Answers: 1. H 1. H 2. F 2. F 3. G 3. G 4. A 4. A 5. J 5. J 6. I 6. I 7. D 7. D 8. E 8. E 9. B 9. B 10. C

2. Acids, Bases, & Salts: Use the Right Word Directions: Find the right word from the vocabulary list that completes the following sentences. 1. According to the Brønsted-Lowry definition, an ____________ is any substance that can donate a hydrogen ion. acidacid 2. According to the Brønsted-Lowry definition, a ____________ is any substance that can accept a hydrogen ion. basebase 3. Rainfall that is below 5.6 on the pH scale is called ____________ ____________. acid rainacid rain

3. Acids, Bases, & Salts: Matching Acid = can donate a hydrogen ion Anion = negatively charged ion Base = can accept a hydrogen ion Cation = positively charged ion Electrolytes = good conductors of electricity H+ ion = positive hydrogen ion Litmus paper = acids turn it red, bases turn it blue Proton = positively charged particle Strong base = solution with a pH between 10 & 14 Weak acid = solution with a pH between 4 & 6

4. Acids, Bases, & Salts: Use the Right Word 4. Substances that are good conductors of electricity are called ____________. electrolyteselectrolytes 5. A special type of paper that can determine if a solution is an acid or a base is called ____________ paper. litmus or indicatorlitmus or indicator 6. The process in which acids and bases react so that the properties of both are lost to form water and a salt is called ____________. neutralizationneutralization

5. Acids, Bases, & Salts: Use the Right Word 7. The scale that measures the concentration of H 3 O + ions in solutions is called the ____________ scale. pHpH 8. An ion that has fewer electrons than protons is called a ____________ ion. positivepositive 9. The symbol for a positive hydrogen ion is written ____________ ion. H +H + 10. The symbol for a hydroxide ion is written ____________ ion. OH -OH -