what metalloid has commonly been used as an insecticide due to its effectiveness as a poison.\na arsenic\nb…
what metalloid has commonly been used as an insecticide due to its effectiveness as a poison.\na arsenic\nb germanium\nc tellurium\nd boron
Answer
Brief Explanations:
Arsenic is a metalloid known for its toxicity and has been used historically as an insecticide. Germanium, tellurium, and boron do not have the same common - use history as insecticides due to their toxicity profiles.
Answer:
A. arsenic