Saturday, April 16, 2022

quizz unit 1 electrons

 The first shell of an atom is considered full when it contains ___2_ electrons:

1 comment:

  1. Which 4 elements are most abundant in biological macromolecules/macronutrients?

    Oxygen
    .
    Correct answer.
    Iron
    .
    Hydrogen
    .
    Correct answer.
    Carbon
    .
    Correct answer.
    Nitrogen
    .
    Correct answer.

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