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anonymous

  • one year ago

What is the position of an element in the periodic table if its electron configuration is 1sÆ 2sÆ 2pÒ 3sÆ 3p¢?

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  1. Photon336
    • one year ago
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    @tomie2020 I cant' see the number of electrons in each orbital

  2. anonymous
    • one year ago
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    1s^2 2s^2 2p^6 3s^2 3p^5

  3. Photon336
    • one year ago
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    @tomie2020 let's add them up, meaning the numbers in the superscript are the number of electrons we have : so all we do is this 2+2+6+2+5 = 17 electrons

  4. Photon336
    • one year ago
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    Does this make sense @tomie2020 ?

  5. anonymous
    • one year ago
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    just started this lesson so not really

  6. Rushwr
    • one year ago
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    |dw:1444149218062:dw|

  7. Photon336
    • one year ago
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    |dw:1444149186795:dw|

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