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
LIVING SCIENCE CHEMISTRY 9>Chapter 4 - Structure of the Atom>EXERCISES>Q 9

State the charge on an electron.

HARD
9th CBSE
IMPORTANT
LIVING SCIENCE CHEMISTRY 9>Chapter 4 - Structure of the Atom>EXERCISES>Q 8

State the drawbacks of Rutherford's model of atom.

HARD
9th CBSE
IMPORTANT
LIVING SCIENCE CHEMISTRY 9>Chapter 4 - Structure of the Atom>EXERCISES>Q 10

State the postulates of Bohr's model of atom.

MEDIUM
9th CBSE
IMPORTANT
LIVING SCIENCE CHEMISTRY 9>Chapter 4 - Structure of the Atom>EXERCISES>Q 12

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

MEDIUM
9th CBSE
IMPORTANT
LIVING SCIENCE CHEMISTRY 9>Chapter 4 - Structure of the Atom>EXERCISES>Q 13

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

EASY
9th CBSE
IMPORTANT
LIVING SCIENCE CHEMISTRY 9>Chapter 4 - Structure of the Atom>EXERCISES>Q 13

Predict the valency of calcium (atomic number 20)

EASY
9th CBSE
IMPORTANT
LIVING SCIENCE CHEMISTRY 9>Chapter 4 - Structure of the Atom>EXERCISES>Q 13

Predict the valency of phosphorous (atomic number 15).

EASY
9th CBSE
IMPORTANT
LIVING SCIENCE CHEMISTRY 9>Chapter 4 - Structure of the Atom>EXERCISES>Q 13

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