Rajesh Singh, Indu Gupta and, Sikha Sharma Solutions for Chapter: Periodic Classification of Elements, Exercise 1: Multiple Choice Questions (MCQs)

What type of oxide would Eka-aluminium form?

Three elements $\mathrm{B}, \mathrm{Si}$and$\mathrm{Ge}$ are

Which of the following elements will form an acidic oxide?

Three elements $\mathrm{B}, \mathrm{Si}$ and $\mathrm{Ge}$ are:

Which one of the following depicts the correct representation of the atomic radius(r) of an atom?

Which one of the following does not increase while moving down the group of the periodic table?

On moving from left to right in a period in the periodic table, the size of the atom

Which of the following set of elements is written in order of their increasing metallic character?