Question

use the drop-down menu to complete the statement.

an element is made up of drop-down

options:
one type of atom
two types of atoms
more than two types of atoms

Explanation:

Define a chemical element

A chemical element is a pure substance consisting entirely of one type of atom, which cannot be broken down into simpler substances by chemical means.

Evaluate the drop-down options

• "one type of atom": This matches the fundamental definition of a chemical element.
• "two types of atoms": This describes a compound or a mixture, not a single element.
• "more than two types of atoms": This also describes a compound or a mixture.

Answer:

• one type of atom (Correct answer)
• two types of atoms
• more than two types of atoms