order the compounds made of the following molecules by increasing melting point. HO HO HO HO molecule melting point (Choose one) (Choose one) (Choose one) (Choose one)
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- Order the following compounds in increasing order of melting point-Explain why hydrogen fluoride (HF) has a higher boiling temperature than hydrogen chloride (HCI) (19.4 vs. -85°C), even though HF has a lower molecular weight.Which compound would you expect to have the higher melting point, propane or cyclopropane? Explain your answer.
- 15. a. Draw two constitutional isomers with the formula CaHsBrCl ( Isomer 1 Isomer 2 b. Describe ALL the intermolecular forces isomer 1 can participate in 16. For the molecule below, OH (a) Circle all functional groups present. (b) Label two of the functional groups next to where you circled them 3Sort the following molecules from lowest boiling point (bottom) to highest boiling point (top).An electrostatic potential map of calicene is shown below. a) Both the electrostatic potential map and its significant dipole moment indicate that calicene is an unusually polar hydrocarbon. Which of the dipolar resonance forms, structure A or structure B, better corresponds to the electron distribution in the molecule? Select the single best answer. b) Which one of the following structures should be stabilized by resonance to a greater extent? Select the single best answer.
- Which of the following organic compounds has the highest boiling point? Propane 1) 2) 3) 4) H- H нн H H- Η Η 2-methylpentane H H-Ċ-H H C-C- H HH H H Butane H HH H I T H-C-C-Ć-Ć- -H H нн H H 2-methylpropane H H-C-H H C H HH -H C H īChoose the substance with the lowest boiling point and explain why -H2O -NaCl -CH4 -O32. Which one of the following compounds would be expected to have the highest normal boiling point? a) CH3CH2CH3 b) CH3CH2CH2CH2CH3 c) CH3CH2CH2CH2CH2CH3 d) CH3CH2CH2CH2CH2CH2CH3 C
- For the following information provided, determine the structure of the compound. The table is set up to also allow you to identify pieces of the molecule as a way to "show your work" towards the complete molecular structure. Info provided Pieces of molecule or other work Molecule! (deg. Unsat?) Triplet at 2.1 ppm (2H) Triplet at 2.4 ppm (2H) Multiplet at 7.2-7.9 ppm (10H) CH,CI, Doublet at 1.70 ppm (3H) Multiplet at 4.32 ppm (1H) Doublet at 5.85 ppm (1H)For each set of compounds, which compound has the highest boiling point? (i) Octane, (ii) (CH3)3C-C(CH3)3, or (iii) CH3CH2C(CH3)2CH2CH2CH3 (i) CH3(CH2)6CH3 or (ii) CH3(CH2)5CH2CH3A CHỊCH,CH,CHÍNH, 1. Select the compound with the greater surface tension: [Select] B CH-CH-CH-CH-CH₂