Ionic Formulas and Names

What is the formula for the compound that forms when sodium bonds with carbonate?

• NaCO₃

• Na₃(CO₃)₂

• Na₂(CO)₃

• Na₂CO₃

Tags

NGSS.MS-PS1-1

Which formula is correctly paired with its name?

• AgNO₃ - silver nitrate

• KI - potassium (I) iodide

• PbSO₄ - lead sulfate

• CuSO₄ - copper (II) sulfide

What is the correct name for the compound PbO?

• lead oxide

• lead (I) oxide

• lead (II) oxide

• lead hydroxide

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

• ammonium: NH₄¹⁺;

  carbonate: CO₃^2–

• nitride: N³⁺;

  nitrate: NO₃^1–

• hydroxide: OH¹⁺;

  oxide: O^2–

• phosphate: PO₃^3–;

  sulfate: SO₃^2–

What is the correct chemical formula for iron (III) hydroxide?

• Fe(OH)₃

• Fe₂(OH)₃

• Fe₃(OH)₂

• Fe₃OH

What is the correct name for the compound CoCl₂?

• cobalt (I) chlorate

• cobalt (I) chloride

• copper (II) chloride

• cobalt (II) chloride

Which of the following correctly represents an ion pair and the ionic compound the ions form?

• Ca²⁺, F^–; CaF₂

• Na^–, Cl⁺; NaCl

• Ba²⁺, O^2–; Ba₂O₂

• Pb⁴⁺, O^2–; Pb₂O₄

Tags

NGSS.HS-PS1-3

An atom represented by Χ forms a compound with the formula ΧCO₃. The atom could be:

• Mg

• Cl

• Al

• Na

Tags

NGSS.MS-PS1-1

Which of the following compounds contains the Mn³⁺ ion?

• MnS

• Mn₂O₃

• MnBr₂

• MnO

Which of the following compounds contains the tin (IV) ion?

• SnSO₄

• SnO₂

• Sn(NO₃)₂

• SnCO₃