Question

Name two elements that exist in the form of molecules.

Answer 1

Atom- It is the smallest constituent unit of matter that possess the properties of the chemical element.

• Atoms usually don’t exist independently.

Molecules- Molecules are made up of groups of atoms having independent existence.

• Water(H₂O) is an example of a molecule having two hydrogens and one oxygen atom.

Two elements that exist in the form of molecules-

• Hydrogen(H₂) gas is an example of a diatomic molecule i.e., a molecule of two atoms.
• Oxygen(O₂) gas is also an example of a diatomic molecule.