1. Which of the following statements correctly describes an element?

A. Element is made up of one substance alone.

B. Element is a pure substance consisting of one type of atom

C. Element is a pure substance made of two different molecules

D. Element is a pure substance that can be broken down into simpler substances.​


Sagot :

Answer:

D. Element is a pure substance that can be broken down into simpler substances.

Explanation:

A pure substance is defined as an element if it cannot be broken down into a simpler form. An element is composed of two or more chemically bonded atoms. The periodic table of elements contains a list of all elements.

Answer:

B

Explanation:

any substance that cannot be composed