sample exam ep 6 old questions

Match each item with the correct statement below.
a. acid dissociation constant h. Lewis acid
b. diprotic acid i. pH
c salt hydrolysis j. equivalence point
d. end point k. buffer capacity
e. oxidation number l. oxidizing agent
f. half-reaction m reducing agent
g. hydrogen-ion donor n titration


____ 1. can accept an electron pair

____ 2. acid with two ionizable protons

____ 3. Brønsted-Lowry acid

____ 4. negative logarithm of the hydrogen ion concentration

____ 5. ratio of the concentration of the dissociated to the undissociated form


____ 6. process of adding a known amount of solution of known concentration to determine the concentration of another solution

____ 7. The number of moles of hydrogen ions equals the number of moles of hydroxide ions.

____ 8. Indicator changes color.

____ 9. Cations or anions of a dissociated salt remove hydrogen ions from or donate hydrogen ions to water.

____ 10. the amount of acid or base that can be added to a buffer solution before a significant change in pH occurs


____ 11. substance that accepts electrons

____ 12. substance that donates electrons

____ 13. integer related to the number of electrons under an atom's control

____ 14. reaction showing either the reduction or the oxidation reaction












Match each item with the correct statement below.
a. substituent j asymmetric carbon
b. structural isomers k. trans configuration
c. geometric isomers l. cis configuration
d. aromatic compound m. lignite
e. aliphatic hydrocarbon n bituminous coal
f. condensed structural formula o. saturated compound
g. homologous series p. complete structural formula
h. unsaturated compound q Stereoisomers
i. anthracite coal


____ 15. atom or group of atoms that can take the place of a hydrogen in a parent hydrocarbon molecule

____ 16. compounds that have the same molecular formula, but the atoms are joined in a different order

____ 17. arrangement in which substituted groups are on the same side of a double bond

____ 18. molecules in which atoms are joined in the same order but differ in the arrangements of their atoms in space

____ 19. arrangement in which substituted groups are on opposite sides of a double bond

____ 20. compounds that differ in the orientation of groups around a double bond

____ 21. carbon atom to which four different atoms or groups are attached


____ 22. group of compounds in which there is a constant increment of change in molecular structure from one compound in the series to the next

____ 23. formula showing all the atoms and bonds in a molecule

____ 24. structural formula in which some bonds and/or atoms are left out

____ 25. organic compound that contains the maximum number of hydrogens per carbon atom

____ 26. organic compound that contains at least one double or triple carbon-carbon bond


____ 27. any straight-chain or branched-chain alkane, alkene, or alkyne

____ 28. any hydrocarbon compound in which a ring has bonding similar to benzene

____ 29. hard coal, having a carbon content of over 80%

____ 30. brown coal, having a carbon content of approximately 50%

____ 31. soft coal, having a carbon content of 70–80%