Practice Exercise 2 Which of the following bonds is most polar: S or Se Br? CIS...
1 - 2. Identify which bonds in the following bonds are polar covalent bonds. C-Se, H-O, CI-CI. N--H, C-H. Determine which atom in the bonds you select has greater electronegativity.
QUESTION 8 Based on trends in electronegativity, which of the following bonds do you expect to be the most polar? os.co ci-ci op.c As-ci Se-C
Classify the following bonds as polar or nonpolar. For polar bonds, use 8 and 8 to indicate the polarity of the bonds. F-CI C-s H-Br B-H CI-S
1. Which of the following bonds is the most polar covalent but not ionic? 2. Which of the following bonds is the least polar covalent (but not non-polar covalent bond)? 3. For the following bonds assigned charges to each atom use + and - for ionic compounds and S+ and S- for covalent bonds where electrons are not equally shared. If a covalent bond has electrons equally shared, leave it blank.
Which of the following chemical bonds is expected to be most polar? Group of answer choices P-F Cl-Br C-H C-Br Br-Br
Which of the molecules in this exercise have polar bonds, but the molecule itself is non-polar? What makes that molecule (s) non-polar? CH4 H20 H₂o+ HCI NH3 H2CO CI,O | Brož 5042 CO2 HCN Co CC14 C₂H6 Cog2 NO, soz | C₂H4 C2H2 N2H4 | CF₃C1 | CIO₃ CH2OH CF4
QUESTION 2 Which of the following compounds contains the MOST polar bonds? Table of electronegativity (EN) values: Atom H S P As Ci si sb EN value 2125 2.1 2. 13.0 1.8 1.9 O A H2S o B. PH3 ОС. AѕСІз OD. SIHA E. SICA QUESTION 3 What is the maximum num er of hybridized orbitals formed by an oxygen atom? QUESTION 4
Classify the following bonds as pure covalent, polar covalent or ionic. If polar covalent, indicate the polarity of the bond with 8- and 8+. The element with the lower electronegativity is labeled with a 8+. (A) H-CI (E) C-C (B) N-Br (F) S-0 (C) H-C (G) 1- Br (D) K-CI (H) S-B
Which of the following bonds is most polar? B-O O C-H ON-CI ON-F
Which ionization process requires most energy? A) Br^+ (g) rightarrow Br^2+ (g) + e^- B) Se^+ (g) rightarrow Se^2+ (g) + e^- C) Br(g) rightarrow Br^+ (g) + e^- D) Se(g) rightarrow Se^+(g) + e^-