Polarity of Molecules - Page 5
Questions
- Is H2CO3 a polar molecule?
- What makes hydrogen peroxide a polar molecule?
- If you slow the motion of water molecules down, what are they more likely to become?
- What is the polarity of #SiCl_4#?
- What are some examples of polar molecules?
- How does water's composition of oxygen and hydrogen create a polar molecule?
- What properties do soap molecules have?
- For #CCl_4#, #SiCl_4#, #PbCl4#, and #PbCl2#, which species exhibits the GREATEST ionic character?
- What is a cause of polarity in water molecules?
- #CH_3 OH# and HCI both dissolve in water, but the dissolved HCI conducts electricity, while the dissolved #CH_3 OH# doesn't. Why?
- What is the size of water compared to ethanol?
- What is the order of polarity in the hydrides of Group 15?
- What is the #"molecular polarity"# for (i) #F_2#; (ii) #"CCl"_4#; (iii) #CHI_3#, and (iv) #H_2O#?
- Why is #"dimethyl ether"# more volatile than #"ethyl alcohol"#?
- If small non-polar molecules were mixed with water, would it dissolve or not?
- Why is pentane not miscible with water but ethanol and methanol are?
- How do you rationalize the observations that: #"a. ethyl alcohol is LESS volatile than ethylamine;"# #"b. ethyl alcohol is LESS volatile than dimethyl ether;"# #"c. ethyl alcohol is LESS volatile than ethane."#?
- How do you rationalize the physical states of the halogen molecules versus the #HF# molecule?
- Which molecule would have the largest dispersion molecules forces?
- 1-propanol boils at 97°C, while 2 propanol boils at 87.5°C. What would account for this difference in boiling point?