Chemistry

Question

elements within a period have the same number of what?

2 Answer

  • They have the same number of electron shells. 
    PERIOD 1: K shell
    PERIOD 2: K, L shell
    PERIOD 3: K, L, M shell
    etc.
  • They have the same number of electrons in their orbital. Meaning that they all share the same properties. 

    Final answer: Electrons Shells 
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