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Science MindMap By Collin 89D - Coggle Diagram

- - - - Protons are positively charged particles.
      - They are present inside the nucleus. .
      - They have a mass of 1.67 × 10 − 27 k g .
      - Protons are represented as
    - - a negatively charged subatomic particle that can be either bound to an atom or free (not bound).
        
        Electrons are negatively charged particles.
        
        They are present outside the nucleus and revolve around the nucleus.
        
        They have a mass ofs
        
        Electrons are represented as −
        
        Neutron
        
        a subatomic particle found in the nucleus of every atom except that of simple hydrogen.
        
        a mass. 675 × 10 - 24 g . approximately 1 amu, or nearly equal to the mass of a proton or hydrogen atom, and carrying no electrical charge.