Chemical Bonding PDF
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This document appears to be a worksheet or quiz on chemical bonding, featuring questions about valence electrons, Lewis dot structures, electronegativity, and types of bonds. It includes multiple-choice and short answer questions.
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Chemical Bonding 1. How many valence electrons do the following atoms have? a. Cs b. Se c. I d. Ca 2. Write the Lewis dot notation for the following elements: a. K b. P c. Cl d. B e. Br 3. Writ the Lewis dot no...
Chemical Bonding 1. How many valence electrons do the following atoms have? a. Cs b. Se c. I d. Ca 2. Write the Lewis dot notation for the following elements: a. K b. P c. Cl d. B e. Br 3. Writ the Lewis dot notations for the ions formed by the following elements: a. Cs b. Sr c. Si d. As e. Te f. I 4. Write the Lewis dot structure for the following compounds (assume all are ionic): a. LiF b. K2S c. AlN d. CaCl2 e. Al4C3 f. GaCl3 g. MgO h. BeI2 i. KI j. Mg3N2 5. Without looking at their electronegativity values, arrange the following atoms in order of increasing electronegativity: a. S, Se, Po, Te b. Al, F, S, P c. B, C, N, O 6. Identify the bonds produced by the following atoms as non-polar, polar, or ionic: a. O, O b. S,O c. Na, N d. Ca,N e. P, Cl f. H,H g. C,O h. Pb, F 7. Which of the following bonds is the most polar and which one is the least polar? a. H-H b. H-Cl c. H-Br d. H-I e. H-F Electronegativity values H= 2.1 Na= 0.9 Ca = 1.1 C= 2.5 N= 3.0 O= 3.5 F= 4.0 S= 2.5 Cl= 3.0 Br= 2.8 I = 2.5 P= 2.1
