How many valence electrons in an atom of potassium (K)?, 1, 2, 3, 4, 5, 6, How many valence electrons in an atom of calcium (Ca)?, 1, 2, 3, 4, 5, 6, How many valence electrons in an atom of strontium (Sr)?, 1, 2, 3, 4, 5, 6, How many valence electrons in an atom of krypton (Kr)?, 1, 2, 3, 6, 7, 8, How many valence electrons in an atom of Boron (B)?, 1, 2, 3, 4, 5, 6, How many valence electrons in an atom of antimony (Sb)?, 3, 4, 5, 6, 7, 8, How many valence electrons in an atom of lead (Pb)?, 3, 4, 5, 6, 7, 8, How many valence electrons in an atom of chlorine (Cl)?, 3, 4, 5, 6, 7, 8, How many valence electrons in an atom of fluorine (F)?, 3, 4, 5, 6, 7, 8, How many valence electrons in an atom of carbon (C)?, 3, 4, 5, 6, 7, 8

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