Answer : The given statement is true.
Explanation :
As we know that an atom is the smallest unit of a matter or the building blocks of matter that consist of three subatomic particles which are electrons, protons and neutrons.
The protons and the neutrons are located inside the nucleus or center of the nucleus where the mass of the an atom is concentrated and the electrons are located around the nucleus.
When one or more atoms combine then it forms molecule.
Hence, the given statement is true.