Question 1

Place the following types of electromagnetic radiation in order of increasing frequency. visible light microwaves X-rays

Accepted Answer

A) microwaves < visible light < X-rays 
B) X-rays < visible light < microwaves 
C) microwaves < X-rays < visible light 
D) X-rays < microwaves < visible light 
E) visible light < X-rays < microwaves 
A) microwaves < visible light < X-rays 
B) X-rays < visible light < microwaves 
C) microwaves < X-rays < visible light 
D) X-rays < microwaves < visible light 
E) visible light < X-rays < microwaves

Question 2

If two electrons in the same atom have the same value of l, they are

Accepted Answer

A) in the same sublevel, but not necessarily in the same level. 
B) in the same level, but in different sublevels. 
C) in the same orbital. 
D) in different levels and in different shaped orbitals. 
E) None of the above. 
A) in the same sublevel, but not necessarily in the same level. 
B) in the same level, but in different sublevels. 
C) in the same orbital. 
D) in different levels and in different shaped orbitals. 
E) None of the above.

Question 3

Calculate the wavelength (in nm)of a the red light emitted by a neon sign with a frequency of 4.74 × 1014 Hz.

Accepted Answer

A) 633 nm 
B) 158 nm 
C) 142 nm 
D) 704 nm 
E) 466 nm 
A) 633 nm 
B) 158 nm 
C) 142 nm 
D) 704 nm 
E) 466 nm

Question 4

Each of the following sets of quantum numbers is supposed to specify an orbital. Choose the one set of quantum numbers that does not contain an error.

Accepted Answer

A) n = 2, l = 2, ml = -1 
B) n = 2, l = 2, ml = 0 
C) n = 3, l = 2, ml = -3 
D) n = 4, l = 3, ml = -2 
E) n = 4, l = 2, ml = +4 
A) n = 2, l = 2, ml = -1 
B) n = 2, l = 2, ml = 0 
C) n = 3, l = 2, ml = -3 
D) n = 4, l = 3, ml = -2 
E) n = 4, l = 2, ml = +4

Question 5

Calculate the frequency of the red light emitted by a neon sign with a wavelength of 659.9 nm.

Accepted Answer

A) 2.20 × 1014 s-1 
B) 1.98 × 1014 s-1 
C) 4.55 × 1014 s-1 
D) 5.05 × 1014 s-1 
E) 3.32 × 1014 s-1 
A) 2.20 × 1014 s-1 
B) 1.98 × 1014 s-1 
C) 4.55 × 1014 s-1 
D) 5.05 × 1014 s-1 
E) 3.32 × 1014 s-1

Question 6

Define constructive interference.

Accepted Answer

Waves comb

Question 7

Which of the following quantum numbers describes the orientation of an orbital?

Accepted Answer

A) magnetic quantum number 
B) principal quantum number 
C) angular momentum quantum number 
D) spin quantum number 
E)  Schrödinger quantum number 
A) magnetic quantum number 
B) principal quantum number 
C) angular momentum quantum number 
D) spin quantum number 
E)  Schrödinger quantum number

Question 8

What is the photoelectric effect?

Accepted Answer

Many metals emit electrons whe

Question 9

Determine the end (final)value of n in a hydrogen atom transition if the electron starts in n = 4 and the atom emits a photon of light with a wavelength of 486 nm.

Accepted Answer

A) 1 
B) 5 
C) 3 
D) 4 
E) 2 
A) 1 
B) 5 
C) 3 
D) 4 
E) 2

Question 10

Choose the paramagnetic species from below.

Accepted Answer

A) Ti4⁺ 
B) O 
C) Ar 
D) All of the above are paramagnetic. 
E) None of the above is paramagnetic. 
A) Ti4⁺ 
B) O 
C) Ar 
D) All of the above are paramagnetic. 
E) None of the above is paramagnetic.

Question 11

Calculate the mass of a pickup truck travelling at 100.0 km h-1 and a de Broglie wavelength of 1.24 × 10-38 m.

Accepted Answer

A) 1922 kg 
B) 1134 kg 
C) 2347 kg 
D) 2841 kg 
E) 941.6 kg 
A) 1922 kg 
B) 1134 kg 
C) 2347 kg 
D) 2841 kg 
E) 941.6 kg

Question 12

For n = 3, what are the possible sublevels?

Accepted Answer

A) 0 
B) 0, 1 
C) 0, 1, 2 
D) 0, 1,2, 3 
A) 0 
B) 0, 1 
C) 0, 1, 2 
D) 0, 1,2, 3

Question 13

Give an example of a d orbital.

Accepted Answer

The answer of Give an example of a d orbital....

Place the following types of electromagnetic radiation in order of increasing frequency. visible light microwaves X-rays

If two electrons in the same atom have the same value of l, they are

Calculate the wavelength (in nm)of a the red light emitted by a neon sign with a frequency of 4.74 × 10¹⁴ Hz.

Each of the following sets of quantum numbers is supposed to specify an orbital. Choose the one set of quantum numbers that does not contain an error.

Calculate the frequency of the red light emitted by a neon sign with a wavelength of 659.9 nm.

Define constructive interference.

Which of the following quantum numbers describes the orientation of an orbital?

What is the photoelectric effect?

Determine the end (final)value of n in a hydrogen atom transition if the electron starts in n = 4 and the atom emits a photon of light with a wavelength of 486 nm.

Choose the paramagnetic species from below.

Calculate the mass of a pickup truck travelling at 100.0 km h^-1 and a de Broglie wavelength of 1.24 × 10^-38 m.

For n = 3, what are the possible sublevels?

Give an example of a d orbital.

Units of Measurement for Physical and Chemical Change

Atoms and Elements

Molecules, Compounds, and Nomenclature

Chemical Reactions and Stoichiometry

Gases

Thermochemistry

Periodic Properties of the Elements

Chemical Bonding I: Lewis Theory

Chemical Bonding Ii: Molecular Shapes, Valence Bond Theory, and Molecular Orbital Theory

Liquids, Solids, and Intermolecular Forces

Solutions

Chemical Kinetics

Chemical Equilibrium

Acids and Bases

Aqueous Ionic Equilibrium

Gibbs Energy and Thermodynamics

Electrochemistry

Radioactivity and Nuclear Chemistry

Organic Chemistry I: Structures

Organic Chemistry II: Reactions

Biochemistry

Chemistry of the Nonmetals

Metals and Metallury

Transition Metals and Coordination Compounds

Filters

Exam 7: The Quantum-Mechanical Model of the Atom

Place the following types of electromagnetic radiation in order of increasing frequency. visible light microwaves X-rays

If two electrons in the same atom have the same value of l, they are

Calculate the wavelength (in nm)of a the red light emitted by a neon sign with a frequency of 4.74 × 1014 Hz.

Each of the following sets of quantum numbers is supposed to specify an orbital. Choose the one set of quantum numbers that does not contain an error.

Calculate the frequency of the red light emitted by a neon sign with a wavelength of 659.9 nm.

Define constructive interference.

Which of the following quantum numbers describes the orientation of an orbital?

What is the photoelectric effect?

Determine the end (final)value of n in a hydrogen atom transition if the electron starts in n = 4 and the atom emits a photon of light with a wavelength of 486 nm.

Choose the paramagnetic species from below.

Calculate the mass of a pickup truck travelling at 100.0 km h-1 and a de Broglie wavelength of 1.24 × 10-38 m.

For n = 3, what are the possible sublevels?

Give an example of a d orbital.

Units of Measurement for Physical and Chemical Change

Atoms and Elements

Molecules, Compounds, and Nomenclature

Chemical Reactions and Stoichiometry

Gases

Thermochemistry

Periodic Properties of the Elements

Chemical Bonding I: Lewis Theory

Chemical Bonding Ii: Molecular Shapes, Valence Bond Theory, and Molecular Orbital Theory

Liquids, Solids, and Intermolecular Forces

Solutions

Chemical Kinetics

Chemical Equilibrium

Acids and Bases

Aqueous Ionic Equilibrium

Gibbs Energy and Thermodynamics

Electrochemistry

Radioactivity and Nuclear Chemistry

Organic Chemistry I: Structures

Organic Chemistry II: Reactions

Biochemistry

Chemistry of the Nonmetals

Metals and Metallury

Transition Metals and Coordination Compounds

Filters

Calculate the wavelength (in nm)of a the red light emitted by a neon sign with a frequency of 4.74 × 10¹⁴ Hz.

Calculate the mass of a pickup truck travelling at 100.0 km h^-1 and a de Broglie wavelength of 1.24 × 10^-38 m.