24.4.3 Sulfur

Question 1

Nitrogen and oxygen form diatomic molecules. What type of molecules does sulfur usually form?

Answer 1

Polyatomic

Question 2

Which of the following compounds is the most commonly produced and used by industry?

Answer 2

H2SO4

Question 3

Which of the following is not a source of sulfur for industry?

Answer 3

Acid rain

Question 4

The prefix “thio” means sulfur. What is the most likely formula for the thiosulfate ion?

Answer 4

S2O32−

Question 5

Which of the following is not a use for sulfur compounds?

Answer 5

Purifying water

Question 6

Why does sulfuric acid form both sulfates and bisulfates?

Answer 6

The second dissociation of sulfuric acid is not complete.

Question 7

How is sulfuric acid usually synthesized from elemental sulfur?

Answer 7

S → SO2 → SO3 → H2SO4

Question 8

People find the odor of sulfur compounds offensive. This is because humans have evolved an aversion to what type of gases?

Answer 8

Gases emitted by rotting meat

Question 9

How many unshared electrons are present is S8?

Answer 9

32

Question 10

Which of the following compounds is not involved in the production of sulfuric acid from elemental sulfur?

Answer 10

Hydrogen sulfide