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- For each compound in the table below, decide whether there would be any hydrogen-bonding force between molecules of the compound, or between molecules of the compound and molecules of water. name acetic acid dimethyl ether compound hypobromous acid formula or Lewis structure H :0: H-C-C-O-H H H H-C-0-C H H H T HBrO | H Between molecules of the compound? yes O O no O yes no yes hydrogen-bonding force no Between molecules of the compound and molecules of water? O O yes no yes no yes no XFor each compound in the table below, decide whether there would be any hydrogen-bonding force between molecules of the compound, or between molecules of the compound and molecules of water. name formic acid compound dibromomethane acetic acid formula or Lewis structure :0: || H-C-O-H CH₂Br₂ H :0: | || H-C-C-O-H H Between molecules of the compound? 00 00 yes no yes no yes hydrogen-bonding force no Between molecules of the compound and molecules of water? 00 00 yes no yes no yes no XWhich of the following compounds are polar? Draw the partial charges in polar molecules. 1. ethylene (C,H,) 2. methanol (CH,OH) 3. formaldehyde (CH,O) 4. ethylamine (CH,CH,NH,)
- 12. Which of the following molecules is/are polar? For polar molecules, indicate direction of their dipole moment.For each compound in the table below, decide whether there would be any hydrogen-bonding force between molecules of the compound, or between molecules of the compound and molecules of water. name dimethyl ether iodomethane acetic acid compound formula or Lewis structure H T H-C-Ö-C-H I H HILIA CH₂I | H H :O: | || H-C-C-O-H Between molecules of the compound? O yes O no O yes O no hydrogen-bonding force O yes O no Between molecules of the compound and molecules of water? O yes Ono O yes O no O yes O no X SThe H – C – H bond angle is greater than the Cl – C – Cl bond angle in CH2Cl2.
- Rank the elements or compounds in the table below in decreasing order of their boiling points. That is, choose 1 next to the substance with the highest boiling point, choose 2 next to the substance with the next highest boiling point, and so on. substance A B C H H - - chemical symbol, chemical formula or Lewis structure H :0: | || C 1 H | H H | || C-N- | H H - F₂ :NEN 0: :0: - H | C C-O- — H | C I H - H — - H - boiling point (Choose one) ✪ (Choose one) ✪ (Choose one) (Choose one) 09:39 6 00 ARank the elements or compounds in the table below in decreasing order of their boiling points. That is, choose 1 next to the substance with the highest boiling point, choose 2 next to the substance with the next highest boiling point, and so on. substance chemical symbol, chemical formula or Lewis structure B H:0: | || H-C-C-N- CH3 Br CaBr, H CH3 C H :0: H I IN H-C-C-C-H | | | D H H H CH₂- N― CH3 I CH3 boiling point (Choose one) v (Choose one) v (Choose one) (Choose one) ? Π ་ 00.from lowest to highest, 4 being the lowest
- Rank the elements or compounds in the table below in decreasing order of their boiling points. That is, choose 1 next to the substance with the highest boiling point, choose 2 next to the substance with the next highest boiling point, and so on. substance A B U H H C - :NEN 0: chemical symbol, chemical formula or Lewis structure H :0: | || C H HIC - H F₁ H :0: | || с C - : 0: H -0. - C N- I H H C-H H 1 C —E H - H boiling point ✓ (Choose one) C 1 (highest) 2 3 4 (lowest) (Choose one) ↑ (Choose one) C olo 18 ArWhich molecules have polar bonds? А. A CI B =. E. ö- В. CI Е F H н F. О- Which are polar molecules? С. CH2 CHз CH2 CH2 A CH2 Нзс в C D Н D. Е F✔nk the elements or compounds in the table below in decreasing order of their boiling points. That is, choose 1 next to the substance with the highest Bolling puint, choose 2 next to the substance with the next highest boiling point, and so on. substance A B C D chemical symbol, chemical formula or Lewis structure H H-C-F: H :O: | || HIC-C-F: 1 H H H H :O: | || HIC-C-0-H F₂ boiling point ✓ (Choose one) 1 (highest) 2 34 4 (lowest) (Choose one) ✓ (Choose one) ✓ (Choose one) ✓