Question 1

What $\ell$ quantum numbers are possible when n = 3?

Accepted Answer

A)  1 and 2 
B)  1, 2, and 3 
C)  0, 1, 2, and 3 
D)  0, 1, and 2 
E)  any integer 
A)  1 and 2 
B)  1, 2, and 3 
C)  0, 1, 2, and 3 
D)  0, 1, and 2 
E)  any integer

Question 2

Which statement about electromagnetic radiation is not correct?

Accepted Answer

A)  Electromagnetic radiation consists of oscillating electric and magnetic fields. 
B)  Electromagnetic radiation is emitted by all stars. 
C)  All electromagnetic radiation is visible to the eye. 
D)  Electromagnetic radiation spans a very wide range of wavelengths from gamma rays to radio waves. 
E)  The frequency and wavelength of electromagnetic radiation are related to each other. 
A)  Electromagnetic radiation consists of oscillating electric and magnetic fields. 
B)  Electromagnetic radiation is emitted by all stars. 
C)  All electromagnetic radiation is visible to the eye. 
D)  Electromagnetic radiation spans a very wide range of wavelengths from gamma rays to radio waves. 
E)  The frequency and wavelength of electromagnetic radiation are related to each other.

Question 3

How many unpaired electrons does the nitride (N3-) ion have?

Accepted Answer

A)  0 
B)  1 
C)  2 
D)  3 
E)  6 
A)  0 
B)  1 
C)  2 
D)  3 
E)  6

What $\ell$ quantum numbers are possible when n = 3?

Which statement about electromagnetic radiation is not correct?

How many unpaired electrons does the nitride (N³^-) ion have?

Matter and Energy: The Origin of the Universe

Atoms, Ions, and Molecules: Matter Starts Here

Stoichiometry: Mass, Formulas, and Reactions

Solution Chemistry: The Hydrosphere

Thermochemistry: Energy Changes in Reactions

Properties of Gases: the Air We Breathe

Chemical Bonds: What Makes a Gas a Greenhouse Gas

Molecular Geometry: Shape Determines Function

Intermolecular Forces: The Uniqueness of Water

Solutions: Properties and Behavior

Solids: Structures and Applications

Organic Chemistry: Fuels, Pharmaceuticals, Materials, and Life

Chemical Kinetics: Reactions in the Air We Breathe

Chemical Equilibrium: How Much Product Does a Reaction Really Make

Acid-Base and Solubility Equilibria: Reactions in Soil and Water

Metal Ions: Colorful and Essential

Thermodynamics: Spontaneous and Nonspontaneous Reactions and Processes

Electrochemistry: the Quest for Clean Energy

Biochemistry: the Compounds of Life

Nuclear Chemistry: Applications to Energy and Medicine

Life and the Periodic Table

Filters

Exam 7: A Quantum Model of Atoms: Waves and Particles

What ℓ\ellℓ quantum numbers are possible when n = 3?

Which statement about electromagnetic radiation is not correct?

How many unpaired electrons does the nitride (N3-) ion have?

Matter and Energy: The Origin of the Universe

Atoms, Ions, and Molecules: Matter Starts Here

Stoichiometry: Mass, Formulas, and Reactions

Solution Chemistry: The Hydrosphere

Thermochemistry: Energy Changes in Reactions

Properties of Gases: the Air We Breathe

Chemical Bonds: What Makes a Gas a Greenhouse Gas

Molecular Geometry: Shape Determines Function

Intermolecular Forces: The Uniqueness of Water

Solutions: Properties and Behavior

Solids: Structures and Applications

Organic Chemistry: Fuels, Pharmaceuticals, Materials, and Life

Chemical Kinetics: Reactions in the Air We Breathe

Chemical Equilibrium: How Much Product Does a Reaction Really Make

Acid-Base and Solubility Equilibria: Reactions in Soil and Water

Metal Ions: Colorful and Essential

Thermodynamics: Spontaneous and Nonspontaneous Reactions and Processes

Electrochemistry: the Quest for Clean Energy

Biochemistry: the Compounds of Life

Nuclear Chemistry: Applications to Energy and Medicine

Life and the Periodic Table

Filters

What $\ell$ quantum numbers are possible when n = 3?

How many unpaired electrons does the nitride (N³^-) ion have?