When it turns out that something that was ridiculed as a cerebral official was real.

In fact, before Mendeleev created the periodic table,

Heavy heating, such as registering atomic numbers in the order in which they are revealed

It was the order

Mendeleev inferred patterns based on the weight and properties of atoms.

I gave it an atomic number

At that time, a gap occurred in the atomic number that had not yet been revealed.

Scientists are not sure if they exist

They said it was based on assumptions and criticized it for being cerebral.

Indeed, as Mendeleev predicted, not only did there exist elements with atomic numbers, but

Even the chemical properties were correct.