The character laying on the ground has just been burnt by a chemical known as potassium hydroxide, made from a potassium atom, an oxygen atom, and a hydrogen atom. This means that potassium hydroxide (like most substances) is a _____.

Question

compound

element

proton

electron
Best answer

Answer 1

The best answer is compound.

Potassium hydroxide is a chemical compound made up of different elements (potassium, oxygen, and hydrogen) that are chemically bonded together.