Polarity of Molecules - Page 6

Questions
  • Can Group 1 elements form dimolecules?
  • Why is #n-C_10 H_22# boiling point higher than #Br_2# boiling point?
  • Which of the following elements has strongest tendency to form electrovalent bond?
  • Which of the following has highest bond energy?
  • Which of the following exists as discrete (or separate) molecules? a. potassium b. water c. quartz d. carborundum, SiC (hint, this is like a lot of carbons bonded together) e. hydrogen chloride gas
  • Why is ozone molecule polar?
  • What is the geometry of the interhalogen, #ClF_3#?
  • Given the following options, which has the highest melting point?
  • Compare the intermolecular forces that operate between #"ethyl mercaptan"#, and #"ethyl chloride"#?
  • If covalent compounds dont break up into ions then why HCl splits into Hydrogen ion and Chloride ion in presence of water?.
  • Why are polar substances soluble in water?
  • Which is the true statement:?
  • What is the dipole moment of an atom?
  • Which liquid has the highest boiling point: glycerol; acetone; ethanol; peanut oil?
  • How should the volatilities of hydrogen and chlorine gas compare?
  • Does CH3CH2CH2CH2CH2CH3 or (CH3)3CCH2CH3 have stronger intermolecular forces?
  • What are criteria needed to declare molecule as, polar or non-polar?
  • Why does straight and long chain butane has greater boiling point than branched and short chain 2-methyl propane with the same number of electrons?
  • The melting point of RbBr is 955 K while that of NaF is 1260 K.... (1) Melting point of NaF is much larger that that of RbBr...why?(it is mainly due to.. .)
  • How do you figure out a molecule's solubility in water?