Ionic Compounds

What is the name of the compound with a formula Fe₂O₃?

• iron oxide

• iron oxygen

• iron (II) oxide

• iron (III) oxide

Which of the following compounds contains a Co+3 ion?

• CoBr

• CoNO₃

• CoP

• CoS

Which types of elements generally form anions?

• Metals

• Nonmetals

Which of the following would have the highest lattice energy?

• NaNO₃

• MgSO₄

• AlPO₄

• Na₂SO₄

Tags

NGSS.HS-PS1-3

NGSS.HS-PS2-4

Two elements combine to form a compound. Their valence electron configuration is provided:

Metal (M): s²p¹

Nonmetal (Nm): s²p⁵

What will the formula for the compound be?

• MNm₃

• MNm₂

• M₂Nm

• MNm₇

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

Select two answers - which two factors influence lattice energy?

• size of particle

• charge of particle

• position on the periodic table

• Z_eff

Tags

NGSS.HS-PS1-3

NGSS.HS-PS2-4

an ion that has a negative charge

• cation

• anion

• polyatomic ion

• monatomic ion

When an ionic compound is formed, its charge is 

• negative

• neutral (no charge)

• positive

Which of the following BEST describes ionic bonds?

• Bond held together by a sea of electrons

• Bond of two ions of opposite charges held together by electrostatic forces

• Bond held together by the sharing of electrons

• Bond between hydrogen and an anion or polyatomic ion.

Tags

NGSS.HS-PS2-4

When metals bond with non-metals they form what type of bonds

• covalent

• ionic

• cooperative

• lewis