Final Test
Now that you have hopefully gone through the whole website and have become experts on acids and bases, you should be ready for the final test about all of the topics covered on here. For extra review, visit the glossary or click here. Questions can be found below and the answers can be found here or below each question. Good luck and thanks for visiting Acids And Bases 101: The Basics Of Chemistry! Spread the word!
|
1. Which of the following is a pH of a strong acid?
a) 4 b) 13 c) 7 d) 1 Check Answer 3. Which of the following is not a family of salts? a) Chlorides b) Sulfates c) Calcites d) Nitrates Check Answer 5. Which of the following states the Arrhenius theory about bases? a) Bases produce OH- ions in a solution b) A base is an electron pair donor c) A base is proton (hydrogen ion) acceptor d) A base has a pH above 7 Check Answer 7. Which is not a property of an acid? a) Sour b) Corrosive c) Dissolve metals d) Neutralize alkalis Check Answer 9. Which is not a property of a base? a) Bitter b) Turn red litmus blue c) pH above 7 d) pH below 7 Check Answer 11. What is not a real life example of a buffer? a) Blood b) Beer c) Chocolate d) Soap Check Answer 13. What does a concentration of H+ ions being 10e-3 mean the pH is? a) 13 b) 11 c) 3 d) 4 Check Answer 15. Which of the following is an example of a neutralization reaction? a) Indicators b) Making Salts c) Buffers d) Electron Transport Chain Check Answer |
2. Which of the following is a pH of a weak base?
a) 7 b) 3 c) 8 d) 14 Check Answer 4. Which of the following states the Lewis theory about acids? a) An acid is a proton (hydrogen ion) donor b) Acids are substances which produce H+ ions in a solution c) An acid has a pH below 7 d) An acid in an electron pair acceptor Check Answer 6. Which of the following states the acid Bronsted-Lowry theory? a) An acid is an electron pair acceptor b) An acid is a proton donor c) Acids produce hydrogen ions in a solution d) An acid is a proton acceptor Check Answer 8. What is produced when an acid and carbonate are reacted? a) salt and hydrogen gas b) salt and water c) salt and carbon gas d) salt, water, and carbon dioxide Check Answer 10. What is a characteristic that acids and bases share? a) Are electrolytes b) Dissolve metals c) Accept and neutralize hydrogen ions d) Feel slippery Check Answer 12. What is the equation for calculating molarity after a titration? a) g = GmM/r^2 b) m1v1=m2v2 c) F = ma d) b^2 = 4ac Check Answer 14. What does a concentration of OH- ions being 10e-6 mean the pOH is? a) 6 b) 8 c) 16 d) 2 Check Answer 16. Select the right values of pH, pOH, and [H+] if [OH-] is 1.78e-10 a) [H+] = 5.62e-5; pH = 4.25; pOH = 9.75 b) [H+] = 8.56e-2; pH = 7.65; pOH = 6.35 c) [H+] = 7.91e-11; pH = 9.75; pOH = 2.25 d) [H+] = 7.89e-5; pH = 5.36; pOH = 8.64 Check Answer |
