Honors Chemistry Final Study Key

Honors Chemistry Final Exam Study Guide Multiple Choice- (51 points @ 1/2 point ea.)
Identify the letter of the choice that best completes the statement or answers the question. ____ 1. The pair of elements that forms a bond with the least ionic character is
|a. |Na and Cl. |c. |O and Cl. |
|b. |K and Cl. |d. |Mg and Cl. |

____ 2. The B—F bond in BF3 (electronegativity for B is 2.0; electronegativity for F is 4.0) is
|a. |polar covalent. |c. |nonpolar covalent.
|iron(II) nitrate |c. |iron(III) nitrate |
|b. |iron(II) nitrite |d. |iron(III) nitride |

____ 23. Name the compound Al2S3.
|a. |aluminum sulfate |c. |aluminum(II) sulfate |
|b. |aluminum sulfur |d. |aluminum sulfide |

____ 24. What is the oxidation number of hydrogen in H2O?
|a. |0 |c. |+2 |
|b. |+1 |d. |+3 |

____ 25. What is the oxidation number of sulfur in SO2?
|a. |0 |c. |+2 |
|b. |+1 |d. |+4
|–4 |c. |0 |
|b. |–2 |d. |+4 |

____ 28. Name the compound N2O2 using the Stock system.
|a. |dinitrogen monoxide |c. |nitrogen(II) oxide |
|b. |nitrogen dioxide |d. |nitrogen oxide(II) |

____ 29. Name the compound SO2 using the Stock system.
|a. |sulfur(II) oxide |c. |sulfur dioxide |
|b. |sulfur(IV) oxide |d. |sulfur oxide |

____ 30. Name the compound CCl4 using the Stock system.
|a. |carbon(IV) chloride |c. |carbon chloride |
|b. |carbon tetrachloride |d. |carbon hypochlorite |

____ 31. Name the compound H2O using the Stock