Multiple choice general knowledge

the creator of the first version of the periodic table of elements.

  1. Charles Mackintosh

  2. Guglielmo Marconi

  3. Dmitri Mendeleev

  4. None
Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

Dmitri Mendeleev created the first periodic table of elements in 1869, arranging them by atomic mass and predicting undiscovered elements. His periodic law became foundational to chemistry. Charles Mackintosh invented waterproof fabric, and Marconi developed wireless telegraphy.

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