Question

Name the scientist who classified the elements into three groups

Answer 1

Answer:

Johann Döbereiner

Explanation:

In an early attempt to organize the elements into a meaningful array, German chemist Johann Döbereiner pointed out in 1817 that many of the known elements could be arranged by their similarities into groups of three, which he called triads.

Answer 2

Answer:

Johann Wolfgang Dobereiner

Explanation:

In 1817, German physicist Johann Wolfgang Döbereiner began to formulate one of the earliest attempts to classify the elements. In 1829, he found that he could form some of the elements into groups of three, with the members of each group having related properties. He termed these groups triads.