The chemical name for sand is silicon dioxide. The two elements found in a sample of this sand are and .Reset Next
Question
The chemical name for sand is silicon dioxide. The two elements found in a sample of this sand are and .
Solution
The two elements found in a sample of sand, specifically silicon dioxide (SiO₂), are silicon (Si) and oxygen (O).
Explanation
Silicon dioxide is a compound made up of one silicon atom and two oxygen atoms. This combination gives sand its crystalline structure and its primary composition. Silicon is a metalloid and is a key component in various minerals, while oxygen is a non-metal and the most abundant element in the Earth's crust. When sand is formed, it typically consists of small grains of silica, which is another term for silicon dioxide. This compound is not only found in sand but also in many rocks and minerals, contributing to its widespread presence in the environment.
In summary, the chemical composition of sand primarily consists of silicon and oxygen, making it a fundamental component in geology and construction.
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