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- Why do polar molecules have a greater tendency to remain a liquid or a solid at room temperature?11. Complete the chart. **You should not have the same answer for all the IMF in the last column** Polarity of Molecular Formula Lewis Structure(1) Polarity of Molecule Justify your answer. What type of Intermolecular Forces exist in the molecule. Justify your Bond. Justify your answer. answer. 02 N2 H2O Between the H and the O NH3 Between the H and the NRank 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 с D chemical symbol, chemical formula or Lewis structure HgCl₂ H₂ HC1 .. H-0-0-H boiling point (Choose one) (Choose one) (Choose one) v (Choose one) X S
- 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, chemical formula or Lewis structure substance boiling point H :0: .. A Н— С C - N - CH, (Choose one) Br CH, CaBr, (Choose one) v В CH3 CH3 -N - Choose one) CH3 H н :0: H D (Choose one) v Н — С — С — С — Н н н HWhich molecule is expected to have the highest boiling point? OH 1 О1 O 2 0 4 O 3 3. 2.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 methanol difluoromethane ammonia compound formula or Lewis structure H I H-C-O-H I H CH₂F₂ NH₂ 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 O no O yes O no O yes O no X S
- 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 XWhich pair of molecules will show hydrogen bonding? I. HF and NH3 II CH,Cl and HCI I. CH4 and CH3CH3 IV. CH3OH and CH,CH3 V. H2O and CH,OH O I and V O I and IV O I V only O Il and V O I and IIIRank 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, chemical formula or Lewis structure substance boiling point db :Cl: :Cl-C - Cl: (Choose one) v A. :Cl: .. H н—с — н (Choose one) - NbCI, (Choose one) - H-N-H (Choose one) H. Explanation Check 2020 McGraw H Eucation All Rights Reserved Terms of UseI PrivacyI Accessibility ere to search Note to self When I I e ke prk
- 1. Which is an example of a non-polar molecule that contains polar covalent bonds? A. H2O B. NH3 C. N2 D. CBr4 2. Which of the following molecules dissolves in water? A. C6H6 B. CBr4 C. CH3OH D. CCl4 3. SO3 molecules are ____. A. nonpolar B. either C. polar D. None of them 4. A polar molecule is one in which there is a separation of charge caused by ___. A. an uneven number of electron pairs B. an average distribution of electrons C. a non-uniform electron distribution D. a complete loss of electrons 5. Which of the following molecule is not polar? A. HF B. water (H2O) C. ammonia (NH3) D. H2Which of the following is predicted to have the lowest boiling point? A.)I2 B.)CS2 C.)CCl4 D.)CBr4 E.)SF6For 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 molecules of the compound? Between molecules of the compound and molecules of water? formula or Lewis name structure O yes O yes formaldehyde CH,O O no O no H. O yes O yes methanol н -с —ӧ—н O no O no H. N- C: O yes O no O yes O no N-chloromethylamine Н-С H.
