Periodic Table

Modern Periodic Table arrange the elements based on increasing

• Atomic number

• Proton number

• Nucleon number

• Neutron number

He classified elements into 4 groups according to their chemical properties that is gases, non- metal, metal and metal oxide.

Who is he?

• Antoine Lavoisier

• Johann W. Dobereiner

• John Newlands

• Lothar Meyer

He proposed the Law of Octaves.

Who is he?

• Johann W. Dobereiner

• John Newlands

• Mendeleev

• Henry Moseley

He constructed the triad group consisting of 3 elements with similar chemical properties.

Who is he?

• Henry Moseley

• Mendeleev

• John Newlands

• Johann W. Dobereiner

He draw a graph of volume over atomic mass.

Who is he?

• Henry Moseley

• Mendeleev

• Lothar Meyer

• John Newlands

The vertical column in Periodic Table shows a

• Group

• Period

• Station

• Compartment

The horizontal row in Periodic Table shows a ...

• Group

• Period

• Station

• Compartment

In Periodic Table of Elements consist of ... Groups

• 11

• 15

• 18

• 20

There is .... Periods in Periodic Table of Elements

• 2

• 5

• 7

• 8

Henry Moseley arrange the elements based on increasing ...

• Atomic number

• Atomic volume

• Proton number

• Proton orbit