Free help with homework

Why join Brainly?

  • ask questions about your assignment
  • get answers with explanations
  • find similar questions


an atom is smallest unit of matter that has properties of element                        and molecule is group of atoms             :) :)
1 3 1
Atom is a smallest unit which consists of proton , neutron and surrounded by electron.
no of proton is always equal to no of electron and thus atom is no charge
example- H,C,O,N

molecules is combination of atoms with bond .molecule is created by bonded atom when electron fills up the outer orbit of each atom
example - H2, CO2, NO2

0 0 0
The atom is the smallest unit of an element that follows its properties. A molecule is formed when two or more atoms are joined chemically.
0 0 0
The Brain
  • The Brain
  • Helper
Not sure about the answer?
Learn more with Brainly!
Having trouble with your homework?
Get free help!
  • 80% of questions are answered in under 10 minutes
  • Answers come with explanations, so that you can learn
  • Answer quality is ensured by our experts