Question 1

Which of the following best describes the difference between an ionic bond and a covalent bond?

Accepted Answer

An ionic bond involves the transfer of electrons from a metal to a nonmetal, while a covalent bond involves the sharing of electrons between two nonmetals.

Question 2

What is the correct formula for magnesium chloride?

Accepted Answer

$$\mathrm{$$MgCl_2$$}$$

Question 3

Which of the following ions has the same electron configuration as neon ($$\mathrm{Ne}$$)?

Accepted Answer

$$\mathrm{Na^+}$$

Question 4

What is the name of the compound with the formula $$\mathrm{$$FeCl_2$$}$$?

Accepted Answer

Iron(II) chloride

Question 5

Which of the following compounds contains a polyatomic ion?

Accepted Answer

$$\mathrm{$$CaCO_3$$}$$

Question 6

What is the correct formula for sodium sulfide?

Accepted Answer

$$\mathrm{Na_2S}$$

Question 7

Which of the following is the correct name for $$\mathrm{$$CuCl_2$$}$$?

Accepted Answer

Copper(II) chloride

Question 8

A compound is formed from aluminum ions and sulfate ions. What is its correct formula?

Accepted Answer

$$\mathrm{Al_2$(SO_4$)_3}$$

Question 9

Which of the following best explains why ionic compounds generally have high melting points?

Accepted Answer

They are composed of ions held together by strong electrostatic attractions.

Question 10

What is the correct name for $$\mathrm{N_2O}$$, a gas used as an inhaled anesthetic?

Accepted Answer

Dinitrogen monoxide

Question 11

Which of the following is the correct formula for tin(II) carbonate?

Accepted Answer

$$\mathrm{$$SnCO_3$$}$$

Question 12

What is the correct formula for the polyatomic ion phosphate?

Accepted Answer

$$\mathrm{PO_4$^{3-}}$$

Question 13

Which of the following is the correct name for $$\mathrm{SO_3$}$$?

Accepted Answer

Sulfur trioxide

Question 14

A patient is prescribed Milk of Magnesia as a laxative. What is the chemical formula for this compound?

Accepted Answer

$$\mathrm{Mg(OH)_2}$$

Question 15

Which of the following is the correct formula for tetraphosphorus triselenide?

Accepted Answer

$$\mathrm{P_4Se_3}$$

Question 16

What is the correct name for $$\mathrm{$$CrBr_2$$}$$?

Accepted Answer

Chromium(II) bromide

Question 17

Which of the following is the correct formula for ammonium ion?

Accepted Answer

$$\mathrm{NH_4$^+}$$

Question 18

Which of the following compounds is used as a contrast medium for X-rays?

Accepted Answer

$$\mathrm{$$BaSO_4$$}$$

Question 19

What is the correct name for $$\mathrm{NO}$$, a compound that acts as a biochemical messenger in cells?

Accepted Answer

Nitrogen monoxide

Question 20

Which of the following is the correct formula for barium sulfate?

Accepted Answer

$$\mathrm{$$BaSO_4$$}$$

Chapter 6: Ionic and Molecular Compounds – Study Guide

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