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atomic structure

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  • what is the building unit of living organism?
    cell
  • C is the symbol for ?
    carbon
  • H is the symbol for ......................
    Hydrogen
  • O is the symbol for .....................
    Oxygen
  • Na is the symbol for.......................
    sodium
  • ..................... is a positively charged particles that exists inside the nucleus
    proton
  • why do you think the atom is neutral?
    because the positive protons are euqal in number to the negative electrons
  • the DNA is found in the cell's ...................................
    nucleus
  • .................... is the location of electrons around the nucleus
    electron cloud
  • .................... is a negatively charged particle that revolves around the nucleus
    electron
  • a neutral particle inside the nucleus of an atom?
    neutron
  • what is atom
    smallest building uint of matter
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