Question

_______ is made up of one or more atoms which may be same or different.

Answer 1

• Molecule- Molecules are made up of groups of atoms having independent existence.
• Molecules can be of the same atoms.
• An hydrogen molecule(H₂) is an example of this having two hydrogen atoms combined through a covalent bond.
• A water molecule(H₂O) has two hydrogens and one oxygen atom.
• Atom- An atom is defined as the smallest unit that retains the properties of an element.
• For example, the Hydrogen atom, is symbolized by the letter H in chemistry.

Hence, Molecule is made up of one or more atoms which may be same or different.