CONTRIBUTORS TO THE PERIODIC TABLE OF ELEMENTS

Question 1

Proposed a system of chemical symbols based on the first letter of their name and some based on their Latin name.

Answer 1

Jons Jakob Berzelius

Question 2

Arranged elements into groups of simple substances that do not decompose by any means.

Answer 2

Antoine Lavoiser

Question 3

Made a list of elements arranged by increasing atomic weight in spiral order.

Answer 3

A.E. Beguyer de Chancourtois

Question 4

Classified some elements into groups of three, which he called triads.

Answer 4

Johann Dobereiner

Question 5

Suggested that elements be arranged in “octaves” because he noticed that certain properties repeated every 8th element.

Answer 5

John Newlands

Question 6

Arranged the elements according to its atomic weights (mass).

Answer 6

Lothar Meyer & Dmitri Mendeleev

Question 7

British chemist responsible for the arrangement of the periodic table in terms of atomic number.

Answer 7

Henry Moseley