Ionic Bonding

Question 1

Each model shows bonding between a pair of atoms.Model A Model BWhich statement best explains how the models differ?

Revolt · Accepted Answer

Model A shows the sharing of electrons, and model B shows the formation of ions.

Question 2

Which statement indicates that a substance may be an ionic compound?

Revolt · Accepted Answer

It is made up of a crystal lattice.

Question 3

Which of the following can easily form an ionic bond with a cation?

Revolt · Accepted Answer

PO43–

Question 4

Which statement correctly describes the phosphate ion, ?

Revolt · Accepted Answer

It is composed of one phosphorus atom and four oxygen atoms covalently bonded together, and there is a –3 charge distributed over the entire ion.

Question 5

Which statement is true about ionic compounds?

Revolt · Accepted Answer

They are made up of particles that are arranged in a repeating pattern.

Question 6

Which statement is true about a polyatomic ion?

Revolt · Accepted Answer

It is made of atoms that are covalently bonded together.

Question 7

Which of these best describes an ionic bond?

Revolt · Accepted Answer

a force that holds two oppositely charged ions together

Question 8

Which property is best to use when determining the strength of an ionic bond in a solid?

Revolt · Accepted Answer

lattice energy

Question 9

Which statement describes a step in the formation of an ionic bond?

Revolt · Accepted Answer

A metal atom forms a cation, and a nonmetal atom forms an anion.

Question 10

The table lists the lattice energies of some compounds.CompoundLattice Energy (kJ/mol)LiF –1,036LiCl –853NaF –923KF –821NaCl –786Which statement about crystal lattice energy is best supported by the information in the table?

Revolt · Accepted Answer

The lattice energy increases as cations get smaller, as shown by LiF and KF.

Ionic Bonding Answers

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