Question

The chemical name for sand is silicon dioxide. The two elements found in a sample of this sand are _____ and _____.

Answer 1

silicon and oxygen as the compound name is silicon dioxide

Answer 2

Silicon and oxygen

Step-by-step explanation:

The chemical formula for silicon dioxide is SiO2. Hence, silicon dioxide has one atom of silicon (Si) and two atoms of oxygen (O). Analysis of sand rich in silicon dioxide would have two elements namely, "silicon (Si) and oxygen (O)".