Question

match the term to its proper example. prompts 1 molecule (not compound) 2 anion 3 cation 4 element 5 compound answers select match ca+2 ozone (o3) salt (nacl) zn br-

Explanation:

1. A molecule that is not a compound consists of only one type of element; ozone (O₃) fits this as it is made of only oxygen atoms.
2. An anion is a negatively charged ion; Br⁻ is a negatively charged bromide ion.
3. A cation is a positively charged ion; Ca²⁺ is a positively charged calcium ion.
4. An element is a pure substance made of one type of atom; Zn (zinc) is a single element.
5. A compound is a substance made of two or more different elements bonded together; NaCl (salt) is made of sodium and chlorine.

Answer:

1. Molecule (not compound) - Ozone (O3)
2. Anion - Br-
3. Cation - Ca+2
4. Element - Zn
5. Compound - Salt (NaCl)