2.19: Give the expected trend (lowest to highest) in boiling points for the following series of compounds. a) CH3CHF2 CH₂F2 CH3F b) od & o NH2 NH₂ HF NH2 CH3 N

In which of the following pure substances would hydrogen bonding be expected? acetaldehyde H- propyl alcohol H- cyclobutane All of the Above H H H C -C H H H H C 0 H H C H H H H H H H C- 0 -H

3. Predict which compound in each pair would have the higher boiling point. Which forces account for this difference? H₂ C H2 H2 H2 H₂ C' a. H3C 'C' OH H₂ H2 H₂ H₂ OH H₂ H₂ H OH H2 H2 H3C C-CH3 O=C H3C OH b. H2 H2 H2 H2 H2 H2 CH3 H3C CH3 H3C C. 4. Examine the molecules in Exercise 3. Choose the term from the following list that describes the solubility of each molecule in water: soluble, slightly soluble, not soluble.

Which molecule below has the highest boiling point?

Rearrange the following compounds in the increasing order of their boiling points:CH3 — CHO, CH3 — CH2 — OH, CH3 — CH2— CH3

Arrange the following in order of decreasing boiling point:  CH3OH, LiF, NH3, O2, CH4, NaF Group of answer choices LiF > NaF> NH3 > CH3OH> O2>   CH4 NaF > LiF> CH3OH > NH3 > CH4 > O2 LiF>NaF> CH3OH> NH3 > O2> CH4 NaF > CH3OH> LiF > CH4 > O2

Which compound has the highest boiling point? CH 3(CH 2) 4CH 20H CH 3(CH 2) 2O(CH 2) 2CH 3 CH 3(CH 2) 5CH 3 CH3CH2CH=CHCH2CH3 All of the compounds have the same boiling point.

For each pair of compounds listed, check the box next to the one with the higher boiling point. compounds Ge F4 GeCl4 CS₂ CSe₂ CBr4 CF4 higher boiling point X O O O O Ś

7.32 Rank the following compounds in order of increasing boiling point (lowest to highest) and explain your ranking: OH

Arrange the following compounds in order of increasing boiling point:   Group of answer choices d < b < a < c d < b < c < a d < c < b < a a < c < b < d