flashcards

The flashcards below were created by user neave98 on FreezingBlue Flashcards.

  1. what are atoms made up of?
    protons, neutrons and electrons
  2. what is the charge of a proton,neutron and electron?
    0
  3. what is the charge of a proton?
    +1
  4. what is the charge of a electron?
    -1
Author:
neave98
ID:
188435
Card Set:
flashcards
Updated:
2012-12-10 15:39:21
Tags:
atoms protons neutrons electrons
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Description:
about atoms.
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