Honors Chemistry 3rd Nine Weeks Test Review

In which of the following are the symbol and name for the ion given correctly?

• Fe^2+: ferrous ion; Fe^3+: ferric ion

• Sn^2+: stannic ion; Sn^4+: stannous ion

• Co^2+: cobalt(II) ion; Co^3+: cobaltous ion

• Pb^2+: lead ion; Pb^4+: lead(IV) ion

In which of the following are the symbol and name for both of the ions given correctly?

• NH_4^+: ammonia; H^-: hydride

• C_2H_3O_2^-: acetate; C_2O_4^2-: oxalite

• OH^-: hydroxide; O^2-: oxide

• PO_4^3-: phosphate; PO_3^3-: phosphite

Which of the following correctly provides the names and formulas of polyatomic ions?

• carbonate: HCO3^-; bicarbonate: CO3^2-

• nitrite: NO^-; nitrate: NO2^-

• sulfite: S^2-; sulfate: SO3^2-

• chromate: CrO4^2-; dichromate: Cr2O7^2-

Which of the following compounds contains the Mn^3+ ion?

• MnS

• MnBr2

• Mn2O3

• MnO

Which of the following compounds contains the lead(II) ion?

• PbO

• PbCl4

• Pb2O

• Pb2S

Which set of chemical name and chemical formula for the same compound is correct?

• iron(II) oxide, FeO

• aluminum fluorate, AlF_3

• tin(IV) bromide, SnBr_4

• potassium chloride, K_2Cl_2

What is the correct formula for potassium sulfite?

• KHSO3

• KHSO4

• K2SO3

• K2SO4

Consider a mystery compound having the formula M_T_Y. If the compound is not an acid, if it contains only two elements, and if M is not a metal, which of the following is true about the compound?

• It contains a polyatomic ion.

• Its name ends in -ite or -ate.

• Its name ends in -ic.

• It is a binary molecular compound.

What is the formula for sulfurous acid?

• H2SO4

• H2SO3

• H2S2

• H2S

What is the formula for phosphoric acid?

• H2PO3

• H3PO4

• HPO2

• HPO4