R R Misra Solutions for Chapter: Structure of Atom, Exercise 5: Questions as per the Guidelines of CBSE

Author:R R Misra

R R Misra Chemistry Solutions for Exercise - R R Misra Solutions for Chapter: Structure of Atom, Exercise 5: Questions as per the Guidelines of CBSE

Attempt the free practice questions on Chapter 4: Structure of Atom, Exercise 5: Questions as per the Guidelines of CBSE with hints and solutions to strengthen your understanding. Secondary Chemistry solutions are prepared by Experienced Embibe Experts.

Questions from R R Misra Solutions for Chapter: Structure of Atom, Exercise 5: Questions as per the Guidelines of CBSE with Hints & Solutions

EASY
9th CBSE
IMPORTANT

What is the rule that provides the electron capacity of an energy shell and calculate the maximum number of electrons which can be assigned to the M-energy shell of an atom.
 

HARD
9th CBSE
IMPORTANT

The nucleus of an atom contains 9 protons and 10 neutrons. Name this atom and calculate the following:
Atomic number 
Mass number 
Number of electrons

HARD
9th CBSE
IMPORTANT

Calculate the number of protons, neutrons and electrons in a species  O816. What is the atomic number and mass number of this species?

EASY
9th CBSE
IMPORTANT

Define an atomic orbit as proposed by Bohr. Write the symbols of the first three orbits of an atom.

EASY
9th CBSE
IMPORTANT

The gold foil used by Rutherford in the alpha-particle scattering experiment was 1000 atoms thick.
What does it mean?

HARD
9th CBSE
IMPORTANT

Write an example of the electrical nature of matter.
 

EASY
9th CBSE
IMPORTANT

Draw the first three orbits of Bohr's atomic model.
 

HARD
9th CBSE
IMPORTANT

Composition of the nuclei of two species X and Y are given as follows:

Species  X Y
Protons 6 6
Neutrons 6 7

Give the mass numbers of X and Y. What is the relation between the two species?