Crossword Puzzle Atomic structure -Vocab #5-13Online version Vocab related to basic atomic structure by Sarah Kniss 1 number of neutrons + number of protons 2 area where electrons are likely to be found 3 number of protons in an atom 4 subatomic particle with a negative charge 5 center of an atom which contains most of the mass of the atom 6 atoms with the same number of protons but different numbers of neutrons 7 subatomic particle found in the nucleus that has no charge 8 subatomic particle found in the nucleus that has a positive charge 9 smallest piece of a substance that still has the properties o f that substance 8 2 3 6 4 9 7 1 5
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