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Math Help - Ion = #p-#e-

  1. #1
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    Ion = #p-#e-

    Find the following electron, proton, neuron of Mg2+


    2 = 12 - #e-

    -e = 12-2 =10

    Protons 12
    Electrons 10
    Um Neurons How do I get that...Can someone help

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  2. #2
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    Re: Ion = #p-#e-

    Sure it's not neutrons? If neutrons should be 12
    Last edited by Oldspice1212; September 28th 2012 at 04:20 PM.
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  3. #3
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    Re: Ion = #p-#e-

    oops working on 25 hours straight
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  4. #4
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    Re: Ion = #p-#e-

    Atomic weight = proton + neutrons btw so if you have the proton number which I see you do, it should be easy
    Last edited by Oldspice1212; September 28th 2012 at 04:24 PM.
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  5. #5
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    Re: Ion = #p-#e-

    well that is what I came up with when I subtracted atomic number and atomic mass, so I guess it is right
    thx a bunch
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  6. #6
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    Re: Ion = #p-#e-

    Yup I edited my previous post showing how to get it :d
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