Chemistry
Grade-6
Easy
Question
When two or more same or identical of atoms or elements combine to form a ___________.
- Compound
- Element
- Molecule
- Atom
Hint:
One single oxygen atom is an element, two oxygen atoms together are oxygen molecules.
The correct answer is: Compound
- Any substance composed of identical molecules consisting of atoms of two or more elements is called a compound.
- Element is a pure substance consisting only of atoms that have the same number of protons in their nuclei.
- A molecule is a group of the same or identical elements combined together.
- Atom is the smallest unit of matter.
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