Embibe Experts Solutions for Chapter: Periodic Classification of Elements, Exercise 1: assam board-2018
Embibe Experts Science Solutions for Exercise - Embibe Experts Solutions for Chapter: Periodic Classification of Elements, Exercise 1: assam board-2018
Attempt the free practice questions on Chapter 5: Periodic Classification of Elements, Exercise 1: assam board-2018 with hints and solutions to strengthen your understanding. EMBIBE CHAPTER WISE PREVIOUS YEAR PAPERS FOR SCIENCE solutions are prepared by Experienced Embibe Experts.
Questions from Embibe Experts Solutions for Chapter: Periodic Classification of Elements, Exercise 1: assam board-2018 with Hints & Solutions
Which of the following is not a correct statement about the trends when going from left to right across the periods of the Periodic Table?

Besides gallium, which other elements have since been discovered those were left by Mendeleev in his Periodic Table? (Any two)

Use Mendeleev's Periodic Table to predict the formulae for oxides of the following elements:
and .

The position of elements A, B, and C in the Periodic Table are shown below.
Group 16 | Group 17 |
- | - |
- | - |
- | A |
B | C |
State whether C is more reactive or less reactive than A.

The position of elements A, B, and C in the Periodic Table are shown below.
Group 16 | Group 17 |
- | - |
- | - |
- | A |
B | C |
Will C be larger or smaller in size than B.

An atom has electronic configuration . To which of the following elements would it be chemically similar? (Atomic numbers are given in parentheses)

What is Newlands’ Law of Octaves? What were the limitations of Newlands’ Law of Octaves?

Nitrogen (atomic number ) and phosphorus (atomic number ) belong to group of the Periodic Table. Write the electronic configuration of these two elements. Which one of these will be more electronegative? Why?
