Question 1

Which of the following is classified as a ternary ionic compound?

Accepted Answer

KNO3

Question 2

What is the correct name for the compound $$\mathrm{$$FeCl_3$$}$$ using the Stock system?

Accepted Answer

Iron(III) chloride

Question 3

Which of the following formulas represents a binary molecular compound?

Accepted Answer

CO2

Question 4

What is the correct formula for ammonium sulfate?

Accepted Answer

$$\mathrm{(NH_4$)_2SO_4}$$

Question 5

Which of the following ions is a polyatomic cation?

Accepted Answer

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

Question 6

What is the correct name for $$\mathrm{H_2SO_3(aq)}$$?

Accepted Answer

Sulfurous acid

Question 7

Which of the following is the correct formula for magnesium nitrate?

Accepted Answer

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

Question 8

A compound is named dinitrogen pentoxide. What is its chemical formula?

Accepted Answer

$$\mathrm{N_2O_5}$$

Question 9

Which of the following is the correct name for $$\mathrm{HCl(aq)}$$?

Accepted Answer

Hydrochloric acid

Question 10

What is the charge on the chromium ion in $$\mathrm{Cr_2O_3}$$?

Accepted Answer

+3

Question 11

Which of the following is a correct formula for a compound formed between calcium and phosphate ions?

Accepted Answer

$$\mathrm{Ca_3$(PO_4$)_2}$$

Question 12

Which of the following is the correct name for $$\mathrm{$$KClO_2$$}$$?

Accepted Answer

Potassium chlorite

Question 13

Which of the following is a binary acid?

Accepted Answer

$$\mathrm{HCl(aq)}$$

Question 14

What is the correct name for $$\mathrm{NO_2$}$$?

Accepted Answer

Nitrogen dioxide

Question 15

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

Accepted Answer

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

Question 16

A student mixes solutions of $$\mathrm{Na_2CO_3}$$ and $$\mathrm{$$CaCl_2$$}. $$Which of the following is the correct formula for the precipitate formed?

Accepted Answer

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

Question 17

Which of the following is the correct name for $$\mathrm{$$CuSO_4$$}$$ using the Stock system?

Accepted Answer

Copper(II) sulfate

Question 18

Which of the following is a correct formula for a compound formed between barium and nitrate ions?

Accepted Answer

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

Question 19

Which of the following is the correct name for $$\mathrm{$$HNO_2$$(aq)}$$?

Accepted Answer

Nitrous acid

Question 20

Which of the following is the correct formula for potassium dichromate?

Accepted Answer

$$\mathrm{K_2Cr_2O_7}$$

Classification and Naming of Inorganic Compounds and Acids

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