10 Multiple Choice Questions on Dual Nature of Electron

1) Who proposed that electrons exhibit both particle and wave properties?

A) Albert Einstein

B) Niels Bohr

C) Louis de Broglie

D) Erwin Schrödinger

2) Which experiment provides evidence for the wave-particle duality of electrons?

A) Rutherford experiment

B) Double-slit experiment

C) Photoelectric effect

D) Gold foil experiment

3) What pattern is observed when electrons pass through two slits in the double-slit experiment?

A) Random pattern

B) Uniform distribution

C) Interference pattern

D) Spiral pattern

4) What is the principle stating that the position and momentum of an electron cannot both be precisely determined?

A) de Broglie principle

B) Heisenberg Uncertainty Principle

C) Schrödinger's equation

D) Pauli Exclusion Principle

5) Which theory explains electron behavior in molecules by describing molecular orbitals?

A) Atomic Theory

B) Molecular Orbital Theory

C) Quantum Field Theory

D) Newtonian Theory

6) In which field is the dual nature of electrons essential for understanding atomic structure?

A) Biology

B) Chemistry

C) Astronomy

D) Ecology

7) What are the regions called where electrons are likely to be found around the nucleus?

A) Nuclei

B) Orbits

C) Orbitals

D) Clouds

8) Who developed the mathematical description of electron waves?

A) Max Planck

B) Erwin Schrödinger

C) J.J. Thomson

D) Marie Curie

9) Which property of electrons allows them to stabilize molecules?

A) Magnetic nature

B) Wave nature

C) Mass

D) Charge

10) Which branch of physics studies electron behavior in atomic and subatomic systems?

A) Classical Mechanics

B) Thermodynamics

C) Quantum Mechanics

D) Electromagnetism