Question 1

The fact that no two electrons in an atom can have the same set of quantum numbers is known as the

Accepted Answer

A) Bohr principle. 
B) de Broglie principle. 
C) exclusion principle. 
D) uncertainty principle. 
A) Bohr principle. 
B) de Broglie principle. 
C) exclusion principle. 
D) uncertainty principle.

Question 2

A photon is emitted by an atom when one of the atom's electrons

Accepted Answer

A) leaves the atom. 
B) collides with another of its electrons. 
C) shifts to a lower energy level. 
D) shifts to a higher energy level. 
A) leaves the atom. 
B) collides with another of its electrons. 
C) shifts to a lower energy level. 
D) shifts to a higher energy level.

Question 3

An increase in the voltage applied to an X-ray tube causes an increase in the X-rays'

Accepted Answer

A) wavelength. 
B) speed. 
C) energy. 
D) number. 
A) wavelength. 
B) speed. 
C) energy. 
D) number.

Question 4

The idea that light has both wave and particle properties is accepted because

Accepted Answer

A) theory and experiment agree. 
B) it is in accord with common sense. 
C) it was revealed to Einstein in a dream. 
D) photons have actually been seen. 
A) theory and experiment agree. 
B) it is in accord with common sense. 
C) it was revealed to Einstein in a dream. 
D) photons have actually been seen.

Question 5

The speed of the wave packet that corresponds to a moving particle is

Accepted Answer

A) less than the speed of light. 
B) equal to the speed of light. 
C) greater than the speed of light. 
D) Any of these choices could be correct, depending on the frequency. 
A) less than the speed of light. 
B) equal to the speed of light. 
C) greater than the speed of light. 
D) Any of these choices could be correct, depending on the frequency.

Question 6

The number of values the spin magnetic quantum number ms of an atomic electron can have is

Accepted Answer

A) 1. 
B) 2. 
C) always equal to n, the principal quantum number. 
D) always equal to 2n. 
A) 1. 
B) 2. 
C) always equal to n, the principal quantum number. 
D) always equal to 2n.

The fact that no two electrons in an atom can have the same set of quantum numbers is known as the

A photon is emitted by an atom when one of the atom's electrons

An increase in the voltage applied to an X-ray tube causes an increase in the X-rays'

The idea that light has both wave and particle properties is accepted because

The speed of the wave packet that corresponds to a moving particle is

The number of values the spin magnetic quantum number m_s of an atomic electron can have is

The Scientific Method

Motion

Energy

Energy and the Future

Matter and Heat

Electricity and Magnetism

Waves

The Nucleus

The Periodic Law

Crystals, Ions, and Solutions

Chemical Reactions

Organic Chemistry

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The Rock Cycle

The Evolving Earth

The Solar System

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Exam 9: The Atom

The fact that no two electrons in an atom can have the same set of quantum numbers is known as the

A photon is emitted by an atom when one of the atom's electrons

An increase in the voltage applied to an X-ray tube causes an increase in the X-rays'

The idea that light has both wave and particle properties is accepted because

The speed of the wave packet that corresponds to a moving particle is

The number of values the spin magnetic quantum number ms of an atomic electron can have is

The Scientific Method

Motion

Energy

Energy and the Future

Matter and Heat

Electricity and Magnetism

Waves

The Nucleus

The Periodic Law

Crystals, Ions, and Solutions

Chemical Reactions

Organic Chemistry

Atmosphere and Hydrosphere

The Rock Cycle

The Evolving Earth

The Solar System

The Stars

The Universe

Filters

The number of values the spin magnetic quantum number m_s of an atomic electron can have is