Sulfur (22.4.3)

Question 1

• The most common form of elemental sulfur is the S8 molecule. Elemental sulfur exists as a yellow solid.

Answer 1

• The most common form of elemental sulfur is the S8 molecule. Elemental sulfur exists as a yellow solid.

Question 2

• Much of the sulfur used in industry is obtained by roasting sulfur-containing minerals such as sphalerite.

Answer 2

• Much of the sulfur used in industry is obtained by roasting sulfur-containing minerals such as sphalerite.

Question 3

• Compounds such as hydrogen sulfide (H2S) are used to mark dangerous odorless gases. Sulfur dioxide (SO2) is used for sterilizing fruit, especially dried fruit. In
photography, S2O3 2– is used to dissolve unexposed silver bromide.

Answer 3

• Compounds such as hydrogen sulfide (H2S) are used to mark dangerous odorless gases. Sulfur dioxide (SO2) is used for sterilizing fruit, especially dried fruit. In
photography, S2O3 2– is used to dissolve unexposed silver bromide.