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- Explain why the formula CH3CH2CH3 cannot mean: CHHHCHHCHHHFor 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. compound hydrogen-bonding force Between Between molecules of formula or Lewis molecules of the the compound and molecules of water? name structure compound? H | O yes yes N-chloromethylamine H - C -N- | O no no H O yes yes fluoromethane CH,F no no H H yes yes methylamine Н — с — N — н no no H ? O O O O :ö: H-z: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 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 X
- of the compound and molecules of ter. name fluoromethane formic acid acetic acid compound formula or Lewis structure CH,F :0: || H-C-0-H H :O: | || H-C-C-O-H H Between molecules of the compound? O O 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 X nocompound hydrogen-bonding force Between Between molecules of formula or Lewis molecules of the the compound and molecules of water? name structure compound? H H | Н — С | | yes yes N-chloromethylamine - no no H. yes yes hydrogen iodide HI no no :0: || н —с —с-о — н H yes yes acetic acid no no H O OFor 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. compound hydrogen-bonding force formula or Lewis structure Between molecules of the compound? Between molecules of the compound and molecules of water? name :0: formic acid O yes O yes H -C - 0-H O no О по H H N-chloromethylamine H-C-N - O yes O yes O no O no H. formyl chloride CHCIO O yes O yes О по O no
- This figure shows a group of water molecules. Ⓒ Mac H- H H :-H How many water molecules are in this image? number of water molecules: How many covalent bonds are present in each molecule? number of covalent bonds: H H :0-H :0-Hname acetic acid compound hypochlorous acid chloromethane formula or Lewis structure H :O: | || H-C-C-O-H H H CIO CH₂Cl O molecules of the compound? OOOO Between yes no yes no hydrogen-bonding force yes no Between molecules of the compound and molecules of water? 00 000.0 yes no yes no yes no X Śsubstance A B C D chemical symbol, chemical formula or Lewis structure H | HIC H H I H H | C-O-C-H 1 H H | CINIC Cr Ar H ** HIC H ** -0-H HIC-H boiling point (Choose one) (Choose one) (Choose one) 1 (highest) 23 4 (lowest) (Choose one)
- 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. chemical symbol, substance chemical formula boiling point or Lewis structure А Nb Clg (Choose one) H H - С — Н В (Choose one) H Н — N— H - C (Choose one) H : Cl: : Cl С — СІ : (Choose one) | : Cl : :Z - IFaith Academy Chemistry AWeek14 modified Chemical Bonds, Electronegativity, & Ionic Character 1105Sec2 35. The amount of electronegativity difference between the H and F is a. 1.7 b. 2.0 с. 1.9 d. 1.0 36. The electronegativity difference between C and Cl in carbon tetrachloride, CCL4 is a. 0.5 b. 0.2 c. 0.8 d. 1. 37. Metals are good conductors of heat and electricity because a. bonding electrons are free to roam among any of the atoms in the metal piece b. electrons are transferred in covalent bonds c. electrons are shared in ionic bond d. electrons are locked into a fixed location ence inFor 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 hydrogen fluoride acetic acid compound hydrogen iodide formula or Lewis structure HF H :0: |_|| H- C-C-O-H H HI Between molecules of the compound? ОО ОО yes no yes no hydrogen-bonding force yes no Between molecules of the compound and molecules of water? ОО ОО yes no yes no yes no X Ś
