Question

Match the element with its description.

Term Definition
Potassium A) Has properties of both metals and nonmetals
Barium B) Nonreactive gas
Boron C) Great conductor of heat and electricity
Neon D) Malleable and highly reactive

Answer 1

for A look for a metalloid (it's in the "zig-zag" area of the periodic table) https://sciencenotes.org/wp-content/uploads/2017/07/Periodic-Table-Metaloids-2017.png

for B look for a noble gas (far right group of the PT)

for D look for a metal within the first group (these are the alkali metals and they're the most reactive)

C gets the one thats left