select the correct answer from each drop - down menu. the chemical name for sand is silicon dioxide. the two…

select the correct answer from each drop - down menu. the chemical name for sand is silicon dioxide. the two elements found in a sample of this sand are and

select the correct answer from each drop - down menu. the chemical name for sand is silicon dioxide. the two elements found in a sample of this sand are and

Answer

Brief Explanations:

Silicon dioxide ($SiO_2$) is composed of silicon (Si) and oxygen (O) elements.

Answer:

Silicon, Oxygen