Bromine is a nonmetal.
Carbon is a nonmetal.
Actinium is a highly radioactive element and is not safe to taste or ingest. It can pose severe health risks due to its radioactivity. It is not recommended to come into contact with actinium in any form.
H2O is neither a metal nor a nonmetal. It is a compound consisting of two nonmetal elements, hydrogen and oxygen.
Sodium chloride is composed of a metal (sodium) and a nonmetal (chlorine).
Actinium is a metal.
Actinium is a metal. It is a silvery radioactive element that belongs to the group of elements known as the actinides.
Actinium is a metal.
Actinium is a metal because has metallic bonds and the properties of a metal.
No, actinium is not a metalloid. It is a radioactive metal element that belongs to the actinide series on the periodic table.
Actinium is a trivalent metal; only in the actinium hydride is divalent.
Actinium is a solid metal.
Actinium is a solid metal.
Yes, actinium is an inner transition metal.
Actinium is a metal with a silvery appearance. It is not hard.
Nails are metal.
Metal is metal. Nonmetal is everything else.