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ALISON: Chemistry - Atoms, Elements and the Periodic Table


Comments about Module 1: Introduction to Atoms, Elements and The Periodic Table - Valence Electrons

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- Module: Module 1: Introduction to Atoms, Elements and The Periodic Table
- Topic: Valence Electrons
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Latest Comments

  • aaa
    Amit Kumar Gupta India what is valance e-
    2014-09-10 10:09:02

    • aaa
      Smile Keshwer India valence electron is the electron which is responsible for the valency of element
      2015-01-06 13:01:56
  • aaa
    Ildiko Marias Serbia Is there a mistake when you are explaining the valence electrons of iron and using the symbol F?
    2014-08-26 17:08:14

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