Defining Acids and Bases
electrolyte
neutralization reaction
salt
Name_____________
Per____Date_______
hydronium ion
amphoteric
conjugate
1. An ionic compound that forms from an acid-base neutralization reaction is
a(n)______________.
2. A(n)_______________ is a substance that conducts electricity.
3. The chloride ion (Cl-) is the _________________base of hydrochloric acid (HCl).
4. The formula H3O+ represents a(n) ________________.
5. The reaction between an acid and a base is called a(n)_____________________.
6. A(n)_________________substance can react as either an acid or a base.
Write “A” if the statement is a property of an acidic solution. Write “B” if it is a
property of a basic solution, and write “X” if it is a property of both acidic and basic
solutions.
7. _____often feels smooth and slippery
8. _____has a sour taste
9. _____stings in open wounds
10. _____typically reacts vigorously with metals
11. _____has a bitter taste
12. _____is an electrolyte
13. _____often looks like pure water
14. _____typically does not react with metals
In a few words, define the following.
15. Arrhenius definition of acid ______________________________
16. Arrhenius definition of base _______________________________
17. Bronsted-Lowry definition of acid _______________________________
18. Bronsted-Lowry definition of base _______________________________
Determine the conjugate acid-base pairs in each of the following reactions.
19. NH3(aq) + H2O(l) = NH4+(aq) + OH-(aq)
20. HNO2(aq) + H2O(l) = H3O+(aq) + NO2-(aq)
21. HCN(aq) + H2O(l) = H3O+(aq) + CN-(aq)