When sodium and fluorine combine to produce the compound NaF, the ions formed have the same electron configuration as atoms of
argon, only 2. neon, only 3 both argon and neon neither argon nor neon
d: the voltage of the secondary coil is less than that of the primary coil.
im not suree sorry if wrong
colorless gas, exhibiting a blue glow when placed in an electric field
its a type of rock