Chapter 2 Atoms, Molecules, and Ions Chemistry, The Central Science, 10th edition Theodore L. Brown; H. Eugene LeMay, Jr.; and Bruce E. Bursten Chapter 2 Atoms, Molecules, and Ions Donna Narsavage Heald Siena College Loudonville, NY  2006, Prentice Hall

If you have equal masses of the following metals, which will have the largest number of atoms? Pb, 207.2 g/mol Au, 197 g/mol Ag, 107.9 g/mol Cu, 63.54 g/mol Fe, 55.85 g/mol

If you have equal masses of the following metals, which will have the largest number of atoms? Pb, 207.2 g/mol Au, 197 g/mol Ag, 107.9 g/mol Cu, 63.54 g/mol Fe, 55.85 g/mol

The mass spectrum of chlorine is shown below The mass spectrum of chlorine is shown below. How many different molar masses are possible for Cl2? 1 2 3 4 5

The mass spectrum of chlorine is shown below The mass spectrum of chlorine is shown below. How many different molar masses are possible for Cl2? 1 2 3 4 5

Which molar mass will be most common among Cl2 molecules? 70 g/mol 71 g/mol 72 g/mol 73 g/mol 74 g/mol

Which molar mass will be most common among Cl2 molecules? 70 g/mol 71 g/mol 72 g/mol 73 g/mol 74 g/mol

Which of the following are have the same number of electrons (isoelectronic)? 5. 1. 2. 3. 4. None of the above

Which of the following are have the same number of electrons (isoelectronic)? 5. 1. 2. 3. 4. None of the above

Which combination is likely to produce an ionic compound? C and H S and Cl Ca and F Br and I Xe and F

Which combination is likely to produce an ionic compound? C and H S and Cl Ca and F Br and I Xe and F

What are the ions present in the compound (NH4)2SO4 ? NH3, H2, and SO2 N3-, H+, S2-, O2- NH42+ and SO4- NH4+ and SO42- (NH4+)2 and SO42-

What are the ions present in the compound (NH4)2SO4 ? NH3, H2, and SO2 N3-, H+, S2-, O2- NH42+ and SO4- NH4+ and SO42- (NH4+)2 and SO42-