Question
Which statement is false?
A.
Elements of group 16 are called chalcogens.
B.
Elements of group 15 are all metalloids.
C.
Elements of group 1 are alkali metals.
D.
Elements of group 14 are neither strongly electronegative nor strongly electropositive.
Answer :
Elements of group 15 are all metalloids.
Solution :
Group 15 includes $$N, P$$ as non-metals, $$As$$ and $$Sb$$ as metalloids and $$Bi$$ is a metal.