Which of the following molecules is not linear?
22. What is the approximate value of the H-C-H bond angles in methane, CH4?
23. What is the approximate C-C-C bond angle in propene, CH3CH=CH2?
24. What is the approximate C-C-C bond angle in propyne, HCºCCH3?
25. What is the approximate H-C-O bond angle in formaldehyde, H2C=O?
26. Which of the following elements has the highest electronegativity?
27. Which of the following elements has the highest electronegativity?
28. Which of the following bonds is the most polar?
29. Which of the following bonds is the most polar?
30. Which of the following is a polar covalent bond?
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