The covalent bond and molecules

1 fluorine has 7 valence elctrons which of the following is true of a fluorine molecule (F2)

each fluorine atom will take 1 valence electron from the other and this will constantly happen back and forth

a pair of electrons will be shared between the fluorine atoms

twelve valence electrons will travel around each fluorine atom, but only 2 will remain around their respective atoms

only 4 valence elecrtons will travel around each fluorine atom

2 which of the following compounds is a molecule

AlCl3

MgBr2

NaCl

3 which of the following compounds contains a triple bond

acetylene

chlorine

methane

ammonia

4 which compound has the highest boiling point

C6H12O6

H2O

NaCl

5 what is the name of the compound with the formula CCl4

tetrachlorine carbide

carbon chloride

chlorine carbide

carbon tetrachloride