Question

2. The periodic table was formulated by​

Answer 1

Answer:

Mendeleev

Mendeleev discovered the periodic table (or Periodic System, as he called it) while attempting to organise the elements in February of 1869.

Answer 2

Answer:

Mendeleev

Mendeleev discovered the periodic table (or Periodic System, as he called it) while attempting to organise the elements in February of 1869.

Explanation:

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