Chemistry
Grade-8
Easy

Question

Substance made of two or more different elements that chemically combine.

  1. Atom
  2. Element
  3. Compound
  4. Proton

hintHint:

Substances combine chemically to give compounds.

The correct answer is: Compound


    • An atom is the smallest unit of ordinary matter that forms a chemical element.
    • Element is a species of atom that has a specific number of protons in its nuclei.
    • A compound is a chemical species when two or more different elements combine together chemically by a covalent or ionic bond.
    • Proton is a component of an atomic nucleus with a mass defined as 1 and a charge of +1.

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