Question

Put the following events concerning atomic theory into correct chronological order.

1 Greeks propose fundamental substances: earth, air, fire, and water.
2 Many different cultures began to practice alchemy.
3 Robert Boyle pens “The Skeptical Chemist.”
4 Paracelsus developed iatrochemistry, the use of alchemy to create medicines.

Answer 1

I think it should be

1 Greeks propose fundamental substances: earth, air, fire, and water.
2 Many different cultures began to practice alchemy.
4 Paracelsus developed iatrochemistry, the use of alchemy to create medicines.
3 Robert Boyle pens “The Skeptical Chemist.”