Question

. Classify the following elements as metal, non metal, or metalloid: aluminum, fluorine, gallium, phosphorus, krypton, tellurium, thorium, barium and strontium.

Answer 1

Answer:

aluminum -metal

fluorine -metal

gallium-metalloids

phosphorus-non metal

Kr-metal

tellurium-non metal

thorium-metal

barium-metalloid

strontium-metal