Quiz on The Development of Periodic Table of Elements

It is known for the arrangement of chemical in columns and rows that was organized through atomic number.

• Periodic Table of Photons

• Periodic Table of Formulas

• Periodic Table of Elements

• Periodic Table of Equipment

He first published his periodic table in 1869, wherein elements are arranged according to the order of increasing atomic mass.

• Johann Dobereiner

• John Newlands

• Dmitri Mendeleev

• Lothar Meyer

The German chemist who arranged 28 elements into 6 families with similar chemical and physical traits.

• Johann Dobereiner

• John Newlands

• Dmitri Mendeleev

• Lothar Meyer

Teacher Belle asked her students to get their copies of periodic table of elements. What do you think is the first element from the upper left corner that her students will see?

• Hydrogen

• Aluminum

• Argon

• Titanium

Dmitri Mendeleev arranged elements in rows and columns because he saw the pattern, but why he leaves some blank spaces?

• For new elements to be discovered

• For art purposes

• For love of the country

• For strict compliance