Chemistry Ch. 7 Review

Binary Ionic Compounds

100

What is the formula for sodium chloride?

NaCl

200

What is the name of this compound?

MgO

Magnesium oxide

300

What is the formula for aluminum sulfide?

Al₂S₃

400

What is the name of this compound?

FeCl₃

Iron (III) chloride

500

What is the formula for tin (IV) oxide?

SnO₂

Polyatomic Ionic Compounds

100

Write the formula for ammonium chloride.

NH₄Cl

200

What is the name of this compound?

NaNO₃

Sodium nitrate

300

What is the name of this compound?

Ba(ClO₃)₂

Barium chlorate

400

Write the formula for calcium hydroxide.

Ca(OH)₂

500

Write the formula for iron (III) carbonate.

Fe₂(CO₃)₃

Acids

100

Name the acid with formula H₃PO₄

Phosphoric acid

200

Write the formula for chlorous acid.

HClO₂

300

Write the formula for acetic acid.

HC₂H₃O₂

400

Name this compound.

H₂SO₃

Sulfurous acid

500

Name the acid and write the formula that is formed with a cyanide ion.

Hydrocyanic acid

HCN

Electron Configuration

100

Write the noble gas configuration for chlorine.

[Ne] 3s²3p⁵

200

Which noble gas is isoelectronic with Na⁺?

Neon (Ne)

300

Write the electron configuration for O^2-.

1s²2s²2p⁶

400

Which electrons are the valence electrons?

1s²2s²2p⁶3s²3p⁶4s²3d¹⁰4p⁵

1s²2s²2p⁶3s²3p⁶4s²3d¹⁰4p⁵

500

Name two ions that are isoelectronic with Ar?

K⁺, Cl^-, Ca²⁺, and S^2-

Ionic Properties

100

Ionic compounds have high values for these two physical properties.

Melting point and boiling point

200

Ionic compounds are generally found in this physical state at room temperature.

Solid

300

This property describes how easily an ionic crystal breaks under pressure.

Brittleness

400

Ionic compounds conduct electricity in these two states.

Liquid or dissolved in water

500

The structure type of an ionic solid.

Crystal lattice