Advanced Chemistry Practice Test Worksheet With Answer Key (Page 2 of 8) in pdf

Advanced Chemistry Practice Test Worksheet With Answer Key Page 2

Multiple Choice. Circle the letter of the correct answer. (6 pts. each)

16. In an ionic bond, electrons are

a. Transferred from one atom to another

b. Shared

c. Destroyed

d. What electrons?

17. A bond in which electrons are shared unequally between two atoms is called

a. Covalent

b. Polar covalent

c. Ionic

d. All of the above

18. A reaction mechanism can be tested using kinetics because the rate law of the reaction must be

a. The same for each step in the reaction

b. The same as the fastest step in the reaction

c. The same as the slowest step in the reaction

d. Reaction mechanisms cannot be studied using kinetics.

19. What kinds of compounds almost always precipitate in water?

a. Nitrates

b. Halides (salts of halogens)

c. Hydroxides

d. Salts with alkali metal ions

20. A base

a. Is always corrosive

b. Releases H

ions in water

c. Releases OH

ions in water

d. Is always a strong electrolyte

21. For a second order reaction, a straight line is observed by graphing

a. Concentration vs. time

b. 1/concentration vs. time

c. Natural log of the concentration vs. time

d. None of the above

Advanced Chemistry Practice Test Worksheet With Answer Key Page 2