Question

A reduction in atomic size with increase in atomic number is a characteristic of elements of

    easy

Solution

Correct option is

A reduction in atomic size with increase in atomic number is a characteristics of elements of f-block. This is due to lanthanide contraction.

SIMILAR QUESTIONS

Q1

Which is the least soluble in water?

Q2

Which of the following ions form most stable complex compound?

Q3

Arrange Ce3+, La3+, Pm3+ and Yb3+ in increasing order of their ionic radii

Q4

 

The basic character of the transition metal monoxide follows the order

(At. No. of Ti = 22, V = 23, Cr = 24, Fe = 26)

Q5

The metallic oxide which impart purple colour to pottery is

Q6

The colour of 62Sm3+ is yellow. The expected colour of 66Dy3+ is

Q7

The actinoids showing +7 oxidation state are

Q8

The lanthanoids contraction relates to

Q9

The most convenient method to protect bottom of ship made of iron is

Q10

Railway wagon axles are made by heating rods of iron embedded in charcoal powder. The process is known as