Periodic properties

Give reasons for Occurrence of characteristic properties of elements takes place at definite intervals in the modern periodic table.

What is the basis of splitting the long form of the periodic table into s, p, d and f blocks ? Mention the characteristic properties of the elements of each block.

Which of the following is not a periodic property for the elements?

Name or state with reference to the elements of the modern periodic table. The periodic property which refers to character of element, which loses electrons when supplied with energy

Name or state with reference to the elements of the modern periodic table. The periodic property which relates to the amount of energy required to remove an electron from the outermost shell of an isolated gaseous atom.

Which of the following statements is true about the variation of density of elements in the periodic table? (A)In a period from left to right density first increases upto the middle and then starts decreasing (B)In a group on moving down the density decreases from top to bottom. (C)A less closely packed solid has higher density. (D)Density of elements is not a periodic property.

Discuss briefly the following property of solid : Electrical properties

Discuss briefly the following property of solid : Dielectric properties.

In the long form of the perodic table, physical and chemical properties of the elements are a periodic function of their "_______" .

According to Mendeleev's periodic law physical and chemical properties are function of