Problem 38
Write the electron dot formula and draw the structural formula for each of the following molecules: (a) \(\mathrm{CCl}_{4}\) (b) \(\mathrm{HONO}_{2}\) (c) \(\mathrm{CH}_{3} \mathrm{OH}\) (d) HOCN
Problem 39
Write the electron dot formula and draw the structural formula for each of the following polyatomic ions. (Central atoms are indicated in bold.) (a) BrO (b) \(\mathrm{BrO}_{2}\) (c) \(\mathrm{BrO}_{3}^{-}\) (d) \(\mathrm{BrO}_{4}\)
Problem 40
Write the electron dot formula and draw the structural formula for each of the following polyatomic ions: (a) IO (b) \(\mathrm{IO}_{2}\) (c) \(\mathrm{IO}_{3}^{-}\) (d) \(\mathrm{IO}_{4}^{-}\)
Problem 41
Write the electron dot formula and draw the structural formula for each of the following polyatomic ions: (a) \(\mathrm{SO}_{4}^{2-}\) (b) \(\mathrm{HSO}_{4}\) (c) \(\mathrm{SO}_{3}^{2-}\) (d) \(\mathrm{HSO}_{3}^{2-}\)
Problem 42
Write the electron dot formula and draw the structural formula for each of the following polyatomic ions: (a) \(\mathrm{PO}_{4}^{3-}\) (b) \(\mathrm{HPO}_{4}^{2-}\) (c) \(\mathrm{PO}_{3}^{3-}\) (d) \(\mathrm{HPO}_{3}^{2-}\)
Problem 43
Write the electron dot formula and draw the structural formula for each of the following polyatomic ions: (a) \(\mathrm{PO}_{4}^{3-}\) (b) \(\mathrm{HPO}_{4}^{2-}\) (c) \(\mathrm{PO}_{3}^{3-}\) (d) \(\mathrm{HPO}_{3}^{2-}\)
Problem 44
Write the electron dot formula and draw the structural formula for each of the following polyatomic ions: (a) \(\mathrm{PH}_{4}^{+}\) (b) \(\mathrm{SeO}_{3}^{2-}\) (c) \(\mathrm{CO}_{3}^{2-}\) (d) \(\mathrm{BO}_{3}^{3-}\)
Problem 45
What is the general trend in electronegativity within a group of elements in the periodic table?
Problem 46
What is the general trend in electronegativity within a period of elements in the periodic table?
Problem 47
Which elements are more electronegative: metals or nonmetals?
