Question 1

Which of the following is the correct chemical formula for potassium hypochlorite?

Accepted Answer

$$\mathrm{KClO}$$

Question 2

What is the correct name for the compound with the formula $$\mathrm{Fe_2$($$CrO_4$$)_3}$$?

Accepted Answer

Iron(III) chromate

Question 3

A patient is prescribed magnesium hydroxide as an antacid. What is the correct chemical formula for this compound?

Accepted Answer

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

Question 4

Which of the following correctly represents the formula for sodium thiosulfate, a compound commonly used in photographic fixing?

Accepted Answer

$$\mathrm{Na_2S_2O_3}$$

Question 5

What is the correct name for the compound $$\mathrm{N_2O_5}$$, which is used as a strong oxidizer in rocket propellants?

Accepted Answer

Dinitrogen pentoxide

Question 6

Which of the following is the correct formula for aluminum sulfate, a compound used in water purification?

Accepted Answer

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

Question 7

A chemist needs to prepare a solution of rubidium sulfate. What is the correct chemical formula for rubidium sulfate?

Accepted Answer

$$\mathrm{Rb_2SO_4}$$

Question 8

Which of the following is the correct name for $$\mathrm{$$BaO_2$$}$$, a compound used as an oxidizer in pyrotechnics?

Accepted Answer

Barium peroxide

Question 9

A laboratory technician is asked to label a bottle containing $$\mathrm{K_2Cr_2O_7}. $$What is the correct name for this compound?

Accepted Answer

Potassium dichromate

Question 10

Which of the following is the correct formula for nickel(II) nitrate, a compound used in electroplating?

Accepted Answer

$$\mathrm{Ni(NO_3$)_2}$$

Question 11

What is the correct name for the compound $$\mathrm{C_2H_3O_2^-}$$, commonly found in vinegar as its sodium salt?

Accepted Answer

Acetate ion

Question 12

A student is asked to write the formula for calcium oxalate, a compound that can form kidney stones. Which is correct?

Accepted Answer

$$\mathrm{CaC_2O_4}$$

Question 13

Which of the following is the correct name for $$\mathrm{$$BrO_3$$^-}$$, an ion sometimes found in drinking water as a byproduct of disinfection?

Accepted Answer

Bromate ion

Question 14

What is the correct formula for sodium bisulfite, a compound used as a food preservative?

Accepted Answer

$$\mathrm{$$NaHSO_3$$}$$

Question 15

A solution contains $$\mathrm{Al(OH)_3}. $$What is the correct name for this compound?

Accepted Answer

Aluminum hydroxide

Question 16

Which of the following is the correct formula for potassium acetate, a compound used as a food additive and in de-icing?

Accepted Answer

$$\mathrm{KC_2H_3O_2}$$

Question 17

A chemist is analyzing a sample containing $$\mathrm{N_2O_7}. $$What is the correct name for this compound?

Accepted Answer

Dinitrogen heptoxide

Question 18

Which of the following is the correct name for $$\mathrm{Cu(NO_3$)_2}$$, a blue crystalline solid used in chemistry labs?

Accepted Answer

Copper(II) nitrate

Question 19

A water sample is found to contain $$\mathrm{ClO^-}. $$What is the correct name for this ion?

Accepted Answer

Hypochlorite ion

Question 20

Which of the following is the correct formula for iron(III) phosphate, a compound sometimes used as a fertilizer?

Accepted Answer

$$\mathrm{$$FePO_4$$}$$

Inorganic Nomenclature: Naming Ionic and Molecular Compounds

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