Question

question 28 1.00 pts aluminum (al) element compound mixture © the science duo element compound mixture

Explanation:

An element is a pure substance made of only one type of atom. Aluminum (Al) is an element as it consists of only aluminum atoms and cannot be broken down into simpler substances by chemical means. A compound is made of two or more different - type atoms chemically combined, and a mixture is a combination of two or more substances that are not chemically combined.

Answer:

A. Element