Which of the following molecules contains a covalent bond? (use the electronegativity values from the periodic table link to you answer this question.)

a. hf
b. licl
c. cn-
d. mgo.)

4. propanol and isopropanol are isomers. this means that they have a) the same molecular formula but different chemical properties. b) different molecular formulas but the same chemical properties. c) the same molecular formula and the same chemical properties. d) the same molecular formula but represent different states of the compound