Question 1

Which of the following is the correct formula for the ionic compound formed between rubidium (Rb) and oxygen (O)?

Accepted Answer

$$\mathrm{Rb_2O}$$

Question 2

If magnesium reacts with sulfur to form an ionic compound, what is the correct formula for the product?

Accepted Answer

$$\mathrm{MgS}$$

Question 3

What is the correct formula for barium nitride?

Accepted Answer

$$\mathrm{Ba_3N_2}$$

Question 4

Which of the following is the correct name for the compound $$\mathrm{$$SrI_2$$}$$?

Accepted Answer

strontium iodide

Question 5

What is the correct formula for cobalt(II) sulfide?

Accepted Answer

$$\mathrm{CoS}$$

Question 6

Which of the following is the correct formula for calcium hydroxide?

Accepted Answer

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

Question 7

What is the correct name for the compound $$\mathrm{Fe_2$(CO_3$)_3}$$?

Accepted Answer

iron(III) carbonate

Question 8

Which of the following is the correct name for $$\mathrm{Al($$ClO_3$$)_3}$$?

Accepted Answer

aluminum(III) chlorate

Question 9

What is the correct name for the binary covalent compound $$\mathrm{SF_2$}$$?

Accepted Answer

sulfur difluoride

Question 10

Which of the following is the correct name for $$\mathrm{$$CaF_2$$}$$?

Accepted Answer

calcium fluoride

Question 11

What is the correct name for $$\mathrm{$$CuF_2$$}$$?

Accepted Answer

copper(II) fluoride

Question 12

A patient is prescribed a medication containing magnesium bromide. What is the correct chemical formula for this compound?

Accepted Answer

$$\mathrm{$$MgBr_2$$}$$

Question 13

Which of the following is the correct formula for aluminum sulfide, a compound used in the production of hydrogen sulfide gas?

Accepted Answer

$$\mathrm{Al_2S_3}$$

Question 14

Lead(IV) oxide is used in lead-acid batteries. What is its correct chemical formula?

Accepted Answer

$$\mathrm{$$PbO_2$$}$$

Question 15

Which of the following is the correct formula for potassium oxide, a compound used in fertilizers?

Accepted Answer

$$\mathrm{K_2O}$$

Question 16

A chemist needs to prepare iron(III) chloride for a reaction. What is its correct formula?

Accepted Answer

$$\mathrm{$$FeCl_3$$}$$

Question 17

Copper(II) sulfide is found in the mineral covellite. What is its correct chemical formula?

Accepted Answer

$$\mathrm{CuS}$$

Question 18

Which of the following is the correct formula for strontium iodide, a compound used in fireworks?

Accepted Answer

$$\mathrm{$$SrI_2$$}$$

Question 19

A sample contains the compound $$\mathrm{$$FeCl_3$$}. $$What is the correct name for this compound?

Accepted Answer

iron(III) chloride

Question 20

Which of the following is the correct formula for magnesium oxide, a compound used as a refractory material?

Accepted Answer

$$\mathrm{MgO}$$

Names and Formulas of Ionic and Covalent Compounds

Study Guide - Practice Questions