Nails are metal.
Fluorine is a non-metallic yellow poisonous gas .
Is ceramic metal or nonmetal
Metal is metal. Nonmetal is everything else.
it can be a metal or nonmetal or metalliods
Metal - metal compounds don't exist... Only metal-nonmetal and nonmetal-nonmetal
nonmetal
Most, 99.91%, of the lanthanum found in nature is 139La, which is not radioactive. The other 0.09% is made up of 138La, which is radioactive but has a very long half life of 105,000,000,000 years. Like all elements, lanthanum has synthetic radioactive isotopes.
Nonmetal
nonmetal
Nonmetal.
Argon is a non-metallic gas .