Quiz on Atomic Emission Spectra and Bohr's Model

What is the characteristic property of each element in atomic emission spectra?

• Color spectrum

• Quantum states

• Line spectra

• Energy levels

What happens to an electron when it gains energy?

• It becomes stable

• It jumps to a higher energy level

• It loses energy

• It emits light

According to Bohr's model, how many maximum energy levels can an atom have in the ground state?

• 8

• 7

• 6

• 5

What principle states that it is impossible to determine both the velocity and position of an electron at the same time?

• Bohr's model

• Wave-particle duality

• Heisenberg’s uncertainty principle

• Quantum theory

What is the term used to describe the region of space around the nucleus where an electron is most likely to be found?

• Electron cloud

• Energy level

• Orbital

• Quantum state

What did Bohr's atomic model fail to explain?

• The dual nature of electrons

• The spectrum of other elements

• The energy levels of electrons

• The spectrum of hydrogen

What is the term for the amount of energy gained or lost when an electron moves between energy levels?

• Wave

• Spectrum

• Photon

• Quantum

What does the Schrödinger equation describe?

• Electron orbits

• Electron wave motion

• Position of electrons

• Energy levels only

What is the shape of the atom according to Schrödinger's model?

• Planar

• Spherical

• Cylindrical

• Elliptical

What is the main component of the sun indicated by the study of line spectra?

• Nitrogen

• Hydrogen

• Oxygen

• Carbon