Polarity of Molecules

Topic Page

Questions

• How can polarity of molecules be predicted from their geometry?
• How do polar covalent molecules dissolve in water?
• How do polar molecules differ from nonpolar molecules?
• How do polar molecules form hydrogen bonds?
• How does electronegativity impact polarity of molecules?
• Why are polar molecules said to have dipoles?
• Why are polar molecules hydrophilic?
• Question #37d37
• How can I calculate the polarity of a solvent?
• How does polarity relate to electronegativity?
• How does polarity affect the evaporation rate?
• How does polarity affect chromatography?
• How can I calculate the polarity of a compound?
• How do polarity and electronegativity relate?
• How can the polarity of a covalent bond be determined?
• How can polar molecules pass through a membrane?
• What are some examples of polar molecules?
• Is the caffeine molecule polar or non polar?
• Is H2CO3 a polar molecule?
• Is octane a polar molecule and does it have an attraction for water?
• Why does the bonding of oxygen and hydrogen result in a polar molecule and hydrogen bonds?
• Is the molecule #SF_4# polar or non polar?
• Why is BrCN a polar molecule?
• Can a simple test determine whether or not a molecule is polar or non-polar?
• Question #261ce
• Question #a738e
• I have a test for chemistry tom and my teacher is going to give me element and I have to tell if it's either polar or non-polar how do i tell? I know that I use the difference of electronegativity?
• Which is more important in determining if a molecule is polar, symmetry or the difference of electronegativity? For example, CF4 is tetrahedral so it's symmetrical but C and F have a difference of 1.5 in electronegativity, which is more than .4
• Question #e9497
• Question #e52b8
• Question #c3802
• Why is acetone often used to extract fat rather than ethanol?
• Question #c0156
• Question #e87cd
• Question #77567
• Does #"C"_2# exist, and if so, describe its electron distribution?
• Question #71aec
• Question #3a67e
• If you put a hydrophobic substance into a hydrophilic substance, what would happen?
• Question #4012f
• Question #1dabb
• Why bond polarity and molecular geometry determine molecular polarity?
• Question #76806
• How does water's composition of oxygen and hydrogen create a polar molecule?
• What do we call a molecule with oppositely charged ends, or poles?
• Why are the molecules of hydrocarbons nonpolar?
• What makes hydrogen peroxide a polar molecule?
• Why do water and oil (a long-chain hydrocarbon) not mix?
• Which is nonpolar: #CF_4# or #CH_2F_2#?
• What is used to help water wash away greasy dirt?
• Can you see water molecules? Are water molecules moving?
• What is the geometry of the interhalogen, #IF_7#?
• Question #fc437
• Is sugar a polar molecule?
• Why is #BF_3# considered to be a non-polar molecule, any yet #B-F# bonds are polar?
• Which out of #NH_3# and #NF_3# has dipole moment and why?
• Question #5981b
• How many molecules are in 10.0 moles of H2O?
• If you want a molecule that is highly polar, look for one that contains what chemical bond pairing?
• Which of the following would be a polar molecule? Why?
• Why is water polar based on oxygen's pull on electrons as compared to Hydrogen's?
• What is the definition of a molecule?
• What the shape of an ammonia molecule?
• Which of these hydrides is the MOST polar: ammonia; methane; #PH_3#; #AsH_3#?
• Why is methane nonpolar? Explain in terms of polarity within a bond, and overall polarity based on symmetry.
• What does it mean when we say that water is a polar molecule?
• Water is characterized as a polar molecule. What does this mean?
• How do water molecules act like "little magnets"?
• Why is the ozone molecule non-polar?
• Can a molecule with nonpolar bonds be polar?
• Despite the large difference in electronegativity between #"Si"# and #"F"#, #"SiF"_4# has a boiling point lower than that of #"NH"_3# (#-86^@ "C"#, vs. #-33^@ "C"#). Why is that? Could it be due to the symmetry? Hydrogen-bonding?
• Question #ffaed
• What determines the phase of matter?
• Question #d8bb7
• How do you determine if a molecule non polar?
• Question #9249f
• Is #"P"_2"Cl"_4# a polar or non-polar molecule?
• Question #aa9b7
• How is #"CO"_2# nonpolar?
• Why is hydrogen bonding and polarity important?
• What type of molecules are "water fearing" and try to stay away from water or other polar molecules?
• Which of these molecules is polar? #"SiF"_4#, #"XeF"_4#, #"BF"_3#, #"SF"_4#
• When does the shape of a molecule affect its polarity?
• Why is #CO_2# a nonpolar molecule, whereas #CO# is a polar molecule?
• What determines the polarity of a molecule?
• Why most of the alkanes are Hydrophobic in nature?
• Are hydrophobic molecules charged?
• Question #6a4f5
• Question #2f3a0
• Does a detergent work by reacting with acidic dirt?
• Is a molecule of hydrogen chloride (HCI) polar or nonpolar?
• Why is a molecule of #CH_4# nonpolar?
• Order the following molecules in terms of intermolecules: #"methane"#; #"hydrogen fluoride"#; #"ammonia"#; #"dinitrogen"#; #"hydrogen chloride"#?
• If you slow the motion of water molecules down, what are they more likely to become?
• Question #9f42f
• Question #0a09e
• Question #ed33d
• How do we draw the dipole moment of a water molecule?
• What properties do soap molecules have?
• Why is #SCl_2# polar?
• How do you know or figure out if a chemical bond between several atoms is polar?
• Is a water polar molecule?
• What is the polarity of #SiCl_4#?
• Which of these liquids is miscible with water? Ethanol, methanol, hexane... Why? I thought since ethanol has a nonpolar tail, it isn't soluble in water.
• If water were a non-polar molecule, what would be its likely state at #1*atm# and #"room temperature"#?
• Question #a4ec6
• Question #135b2
• Why do we say water is cohesive?
• Which would you describe as "stickier": a polar molecule or a nonpolar one?
• Why is styrene and propene non-polar?
• What is the geometry of the #Cl-S-S-Cl# molecule?
• What is a cause of polarity in water molecules?
• Question #e9eb6
• When do molecules become polar?
• Question #1e0d8
• What is capillary action? Please explain simply, Thanks a lot.
• Question #62c09
• What is electronegativity?