Arun Syamal Solutions for Chapter: Structure of the Atom, Exercise 2: EXERCISES

Author:Arun Syamal

Arun Syamal Chemistry Solutions for Exercise - Arun Syamal Solutions for Chapter: Structure of the Atom, Exercise 2: EXERCISES

Attempt the free practice questions on Chapter 4: Structure of the Atom, Exercise 2: EXERCISES with hints and solutions to strengthen your understanding. LIVING SCIENCE CHEMISTRY 9 solutions are prepared by Experienced Embibe Experts.

Questions from Arun Syamal Solutions for Chapter: Structure of the Atom, Exercise 2: EXERCISES with Hints & Solutions

EASY
9th CBSE
IMPORTANT

State the charge on an electron.

HARD
9th CBSE
IMPORTANT

State the drawbacks of Rutherford's model of atom.

HARD
9th CBSE
IMPORTANT

State the postulates of Bohr's model of atom.

MEDIUM
9th CBSE
IMPORTANT

An element has two electrons in the M shell of its atom. What is the atomic number of the element?

MEDIUM
9th CBSE
IMPORTANT

Predict the valency of aluminium (atomic number. 13) (Give the answer in numerals)

EASY
9th CBSE
IMPORTANT

Predict the valency of calcium (atomic number 20)

EASY
9th CBSE
IMPORTANT

Predict the valency of phosphorous (atomic number 15).

EASY
9th CBSE
IMPORTANT

Predict the valency of argon (atomic number 18). (Zero / One / Two)