Page 1053 - Chemistry--atom first

Chapter 18 | Representative Metals, Metalloids, and Nonmetals 1043
30.
(a) (b) (c) (d) (e)
31.
32.
(a) (b)
(c) (d) (e)
33.
(a) (b)
(c) (d) (e)
34. 35.
(a) SiH4
(b) Si2H6
(c) SiCl3H
(d) SiF4
(e) SiCl2F2
36. Silicon reacts with sulfur at elevated temperatures. If 0.0923 g of silicon reacts with sulfur to give 0.3030 g of silicon sulfide, determine the empirical formula of silicon sulfide.
37. Name each of the following compounds:
(a) TeO2
(b) Sb2S3
(c) GeF4
(d) SiH4
(e) GeH4
Describe the hybridization of boron and the molecular structure about the boron in each of the following: H3BPH3

BBr3 B(CH3)3 B(OH)3
Using only the periodic table, write the complete electron configuration for silicon, including any empty orbitals in the valence shell. You may wish to review the chapter on electronic structure.
Write a Lewis structure for each of the following molecules and ions: (CH3)3SiH

Si2H6 Si(OH)4

Describe the hybridization of silicon and the molecular structure of the following molecules and ions: (CH3)3SiH

Si2H6 Si(OH)4

Describe the hybridization and the bonding of a silicon atom in elemental silicon.
Classify each of the following molecules as polar or nonpolar. You may wish to review the chapter on chemical bonding.