AP Chemistry | 2.1 Types of Chemical Bonds Day Quiz

Of the following compounds, which is the most ionic?

E) CaCl2

Which of the following compounds contains both ionic and covalent bonds?

E) NH4Cl

The elements C and Se have the same electronegativity value, 2.55. Which of the following claims about the compound that forms from C and Se is most likely to be true?

B) The carbon-to-selenium bond is nonpolar covalent.

Two pure elements react to form a compound. One element is an alkali metal, X, and the other element is a halogen, Z. Which of the following is the most valid scientific claim that can be made about the compound?

C) It contains ionic bonds.

Of the following single bonds, which is the LEAST polar?

C) O—F

Which of the following scientific claims about the bond in the molecular compound HF is most likely to be true?

D) The bond is highly polar.