What does the chemical formula CaCl, show about the compound it represents? It is made up of one element. It is made up of two elements. It is made up of three elements. It is made up of four elements.

It is made up of two elements.

Explanation:

To answer the question given above,

We shall determine the number of elements present in CaCl₂. This can be obtained as follow:

CaCl₂ contains calcium (Ca) and chlorine gas (Cl₂).

This implies that CaCl₂ contains two different elements.

Now, considering the options given in the question above, CaCl₂ is made up of two elements.

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