HARD
11th CBSE
IMPORTANT
Earn 100

Derive de Broglie equation for microscopic particles.

Important Questions on Structure of Atom

HARD
11th CBSE
IMPORTANT
Pradeep's Chemistry Vol 1>Chapter 2 - Structure of Atom>ADDITIONAL QUESTIONS>Q 25
State de Broglie equation. How would the wavelength of moving objects vary with mass?
HARD
11th CBSE
IMPORTANT
Pradeep's Chemistry Vol 1>Chapter 2 - Structure of Atom>ADDITIONAL QUESTIONS>Q 26
Derive the relation between wavelength λ associated with a particle of mass m moving with velocityv. Give one importance of this relation.
HARD
11th CBSE
IMPORTANT
Pradeep's Chemistry Vol 1>Chapter 2 - Structure of Atom>ADDITIONAL QUESTIONS>Q 27
State Heisenberg's uncertainty principle. Give its mathematical expression.
MEDIUM
11th CBSE
IMPORTANT
Pradeep's Chemistry Vol 1>Chapter 2 - Structure of Atom>ADDITIONAL QUESTIONS>Q 28
Explain why it is impossible to measure simultaneously the position and velocity of a fast moving small body like an electron.
HARD
11th CBSE
IMPORTANT
Pradeep's Chemistry Vol 1>Chapter 2 - Structure of Atom>ADDITIONAL QUESTIONS>Q 29
State Heisenberg's uncertainty principle. Why motion of electron around the nucleus cannot be described in terms of orbits ?
HARD
11th CBSE
IMPORTANT
Pradeep's Chemistry Vol 1>Chapter 2 - Structure of Atom>ADDITIONAL QUESTIONS>Q 30
In what ways Heisenberg's uncertainty principle contradicts the concept of stationary orbit for electron as suggested by Bohr? Give the physical significance of uncertainty principle.
HARD
11th CBSE
IMPORTANT
Pradeep's Chemistry Vol 1>Chapter 2 - Structure of Atom>ADDITIONAL QUESTIONS>Q 31
What happened to Bohr's model of atom in the light of uncertainty principle? Explain the concept of 'probability'. Define 'atomic orbital'.
HARD
11th CBSE
IMPORTANT
Pradeep's Chemistry Vol 1>Chapter 2 - Structure of Atom>ADDITIONAL QUESTIONS>Q 32
What is the significance of wave function ψ in the Schrodinger wave equation? What is an atomic orbital? Why ψ is called orbital wave function?