Ch. 7 T/f

Question 1

The overall charge of a formula unit for a compound is never zero

Answer 1

False; always

Question 2

In a crystal lattice, each positive ion is surrounded by negative ions

Answer 2

True

Question 3

Delocalized valence electrons are typical of ionic compounds

Answer 3

False; metals

Question 4

A sulfate ion contains fewer oxygen atoms than a sulfite ion does

Answer 4

False; more

Question 5

Metals tend to be malleable, ductile, and have relatively high melting points

Answer 5

True

Question 6

The more negative the lattice energy is, the stronger the force of attraction between the ions of an ionic compound

Answer 6

True

Question 7

In naming ionic compounds, the cation is named first

Answer 7

True

Question 8

When a metal reacts with a nonmetal, the metal tends to gain electrons

Answer 8

False; lose

Question 9

In naming a monatomic anion, the suffix -ide is used

Answer 9

True

Question 10

The prefix per- is used in naming the anion with the most oxygen atoms

Answer 10

True