Chapter 4 - Exercises - Page 197c: 49

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a. $CF_{4}$: - Lewis structure: $F-C-F$, $F-C-F$ - Molecular structure: Tetrahedral, bond angle 109.5° - Hybridization of central C atom: sp3 - Polarity: Non-polar b. $NF_{3}$: - Lewis structure: $F-N-F$, $F-N-F$ - Molecular structure: Trigonal pyramidal, bond angle 107° - Hybridization of central N atom: sp3 - Polarity: Polar c. $OF_{2}$: - Lewis structure: $F-O-F$ - Molecular structure: Bent, bond angle 105° - Hybridization of central O atom: sp3 - Polarity: Polar d. $BF_{3}$: - Lewis structure: $F-B-F$, $F-B-F$ - Molecular structure: Trigonal planar, bond angle 120° - Hybridization of central B atom: sp2 - Polarity: Polar e. $BeH_{2}$: - Lewis structure: $H-Be-H$ - Molecular structure: Linear, bond angle 180° - Hybridization of central Be atom: sp - Polarity: Non-polar f. $TeF_{4}$: - Lewis structure: $F-Te-F$, $F-Te-F$ - Molecular structure: Seesaw, bond angles 82° and 173° - Hybridization of central Te atom: sp3d - Polarity: Polar g. $AsF_{5}$: - Lewis structure: $F-As-F$, $F-As-F$, $F-As-F$ - Molecular structure: Trigonal bipyramidal, bond angles 90° and 120° - Hybridization of central As atom: sp3d - Polarity: Polar h. $KrF_{2}$: - Lewis structure: $F-Kr-F$ - Molecular structure: Linear, bond angle 180° - Hybridization of central Kr atom: sp - Polarity: Non-polar i. $KrF_{4}$: - Lewis structure: $F-Kr-F$, $F-Kr-F$ - Molecular structure: Square planar, bond angle 90° - Hybridization of central Kr atom: sp3d2 - Polarity: Non-polar j. $SeF_{6}$: - Lewis structure: $F-Se-F$, $F-Se-F$, $F-Se-F$ - Molecular structure: Octahedral, bond angle 90° - Hybridization of central Se atom: sp3d2 - Polarity: Non-polar k. $IF_{5}$: - Lewis structure: $F-I-F$, $F-I-F$, $F-I-F$ - Molecular structure: Trigonal bipyramidal, bond angles 90° and 120° - Hybridization of central I atom: sp3d - Polarity: Polar l. $IF_{3}$: - Lewis structure: $F-I-F$, $F-I-F$ - Molecular structure: T-shaped, bond angles 90° and 180° - Hybridization of central I atom: sp3d - Polarity: Polar