Multiple choice general knowledge

who invented Atomic Number

  1. Archimedies

  2. Avogadro

  3. Mosley

  4. Dalton
Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

Henry Moseley (also spelled Mosley) established that the atomic number (number of protons) is the fundamental property that determines an element's position in the periodic table, not atomic weight.

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