In the Modern Periodic Table, which are the metals among the first ten elements ?

The modern periodic table is organized on the basis of

Answer the following question based on the values of the atomic radii of the elements of one of the periods in modern periodic table Li ( 152 ) , Be (111) B, (88) , C (77) ,N (74) ,o (66 ) and F (64) In the numerical listing of periods in the modern periodic table , what number was given to above elements ?

By considering their position in the Periodic Table, which one of the following elements would you expect to have maximum metallic characteristic ? Ga Ge As Se Be

Modern periodic table was invented by ____

In modern periodic table each periodic ends with

As per the Modern periodic law, the physical and chemical properties of elements are periodic functions of their

PASSAGE - 3 : In modern periodic table there is gradation in the properties of elements. In a period the Ionisation energy, Electron affinity, Electro negativity, Non-Metallic nature increases. In a group the atomic size, metallic nature, reducing properties and densities of elements increases. The pair of elements with equal electro negativities

PASSAGE - 3 : In modern periodic table there is gradation in the properties of elements. In a period the Ionisation energy, Electron affinity, Electro negativity, Non-Metallic nature increases. In a group the atomic size, metallic nature, reducing properties and densities of elements increases. Whic pair of elements have positive electron affinity values

As per the modern periodic law, the physical and chemical properties of elements are periodic functions of their