Questions from General Chemistry

Q: Write the name of each of the following ionic substances, using

Write the name of each of the following ionic substances, using the system that includes a Roman numeral to specify the charge of the cation. a. SnCl4 b. Fe2S3 c. PbO2 d. Cr2S3 e. CuO f. Cu2O

Q: Write the name of each of the following ionic substances, using

Write the name of each of the following ionic substances, using the system that includes a Roman numeral to specify the charge of the cation. a. FeI3 b. MnCl2 c. HgO d. Cu2S e. CoO f. SnBr4

Q: The “Chemistry in Focus” segment Sugar of Lead discusses Pb

The “Chemistry in Focus” segment Sugar of Lead discusses Pb(C2H3O2)2, which originally was known as sugar of lead. a. Why was it called sugar of lead? b. What is the systematic name for Pb(C2H3O2)2?...

Q: Give the name of each of the following simple binary ionic compounds

Give the name of each of the following simple binary ionic compounds. a. LiI b. MgF2 c. SrO d. AlBr3 e. CaS f. Na2O

Q: These days many products are available to whiten teeth at home.

These days many products are available to whiten teeth at home. Many of these products contain a peroxide that bleaches stains from the teeth. What evidence is there that the bleaching process is a ch...

Q: Phosphorus trichloride is used in the manufacture of certain pesticides and may

Phosphorus trichloride is used in the manufacture of certain pesticides and may be synthesized by direct combination of its constituent elements. Write the unbalanced chemical equation for this proces...

Q: Pure silicon, which is needed in the manufacturing of electronic components

Pure silicon, which is needed in the manufacturing of electronic components, may be prepared by heating silicon dioxide (sand) with carbon at high temperatures, releasing carbon monoxide gas. Write th...

Q: Nitrous oxide gas (systematic name: dinitrogen monoxide) is used

Nitrous oxide gas (systematic name: dinitrogen monoxide) is used by some dental practitioners as an anesthetic. Nitrous oxide (and water vapor as by-product) can be produced in small quantities in the...

Q: Solid zinc is added to an aqueous solution containing dissolved hydrogen chloride

Solid zinc is added to an aqueous solution containing dissolved hydrogen chloride to produce gaseous hydrogen that bubbles out of the solution and zinc chloride that remains dissolved in the water. Wr...

Q: Acetylene gas (C2H2) is often used by plumbers, welders

Acetylene gas (C2H2) is often used by plumbers, welders, and glass blowers because it burns in oxygen with an intensely hot flame. The products of the combustion of acetylene are carbon dioxide and wa...