Amolecule of chlorine has atoms of the same element, and a molecule of carbon dioxide has different kinds of atoms, chlorine is a. change of state b compound c an element a d mixture and carbon dioxide is a. change of state b compound c element d mixture .

Answer;

Chlorine is an element while carbon (iv) oxide is a compound.

Explanation;

-An element is a pure substances that is made up of similar types of atoms. Elements unlike compounds can not be divided into simpler forms using chemical means. Examples of elements include; potassium, chlorine, helium, sodium, etc.

-Compounds on other hand are substances that contain more than one atom from different element that are combined together chemically. The atoms in a compound are in a fixed ratio. Compounds can be divided into simpler forms using chemical means. Example of compounds include; carbon (iv) oxide, water, etc.

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