Latest Questions & Answers

Q: When hydrogen sulfide, H2S, gas is bubbled through a solution

When hydrogen sulfide, H2S, gas is bubbled through a solution of lead(II) nitrate, Pb(NO3)2, a black precipitate of lead(II) sulfide, PbS, forms, and nitric acid, HNO3, is produced. Write the unbalanc...

Q: If aqueous solutions of potassium chromate and barium chloride are mixed,

If aqueous solutions of potassium chromate and barium chloride are mixed, a bright yellow solid (barium chromate) forms and settles out of the mixture, leaving potassium chloride in solution. Write a...

Q: Consider a hypothetical element M, which is capable of forming stable

Consider a hypothetical element M, which is capable of forming stable simple cations that have charges of 1+, 2+, and 3+, respectively. Write the formulas of the compounds formed by the various M cati...

Q: Consider a hypothetical simple ion M2+. Determine the formula of the

Consider a hypothetical simple ion M2+. Determine the formula of the compound this ion would form with each of the following anions. a. acetate b. permanganate c. oxide d. hydrogen phosphate e. h...

Q: Most metallic elements form oxides, and often the oxide is the

Most metallic elements form oxides, and often the oxide is the most common compound of the element that is found in the earth’s crust. Write the formulas for the oxides of the following metallic eleme...

Q: A compound has the general formula X2O, with X representing an

A compound has the general formula X2O, with X representing an unknown element or ion and O representing oxygen. Which of the following could not be a name for this compound? a. sodium oxide b. iron...

Q: Although we write the formula of sodium chloride as NaCl, we

Although we write the formula of sodium chloride as NaCl, we realize that NaCl is an ionic compound and contains no molecules. Explain.

Q: Name the following compounds. a. HClO3 b.

Name the following compounds. a. HClO3 b. CoCl3 c. B2O3 d. H2O e. HC2H3O2 f. Fe(NO3)3 g. CuSO4

Q: Name the following compounds. a. AuBr3 b.

Name the following compounds. a. AuBr3 b. Co(CN)3 c. MgHPO4 d. B2H6 e. NH3 f. Ag2SO4 g. Be(OH)2

Q: Name the following compounds. a. Ca(C2H3O2)

Name the following compounds. a. Ca(C2H3O2) 2 b. PCl3 c. Cu(MnO4) 2 d. Fe2 (CO3) 3 e. LiHCO3 f. Cr2S3 g. Ca(CN) 2