Question 1

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 different sublevel. 
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 different sublevel. 
C)  in the same orbital. 
D)  in different levels and in different shaped orbitals. 
E)  none of the above. A

Question 2

Calculate the wavelength (in nm)of the blue light emitted by a mercury lamp with a frequency of 6.88 × 1014 Hz.

Accepted Answer

A)  229 nm 
B)  436 nm 
C)  206 nm 
D)  485 nm 
E)  675 nm 
A)  229 nm 
B)  436 nm 
C)  206 nm 
D)  485 nm 
E)  675 nm B

Question 3

Give all possible values of l for a n=5 sublevel.

Accepted Answer

A)  5 
B)  -1/2 
C)  0, 1, 2, 3, 4 
D)  -3, -2, -1, 0, 1, 2, 3 
E)  1, 2, 3, 4, 5 
A)  5 
B)  -1/2 
C)  0, 1, 2, 3, 4 
D)  -3, -2, -1, 0, 1, 2, 3 
E)  1, 2, 3, 4, 5 C

Question 4

Calculate the energy of the red light emitted by a neon atom with a wavelength of 703.2 nm.

Accepted Answer

A)  3.54 × 10-19 J 
B)  4.27 × 10-19 J 
C)  2.34 × 10-19 J 
D)  6.45 × 10-19 J 
E)  2.83 × 10-19 J 
A)  3.54 × 10-19 J 
B)  4.27 × 10-19 J 
C)  2.34 × 10-19 J 
D)  6.45 × 10-19 J 
E)  2.83 × 10-19 J

Question 5

When a wave encounters an obstacle or a slit that is comparable in size to its wavelength,it bends around it.This characteristic is called

Accepted Answer

A)  destructive interference. 
B)  diffraction. 
C)  constructive interference. 
D)  effusion. 
E)  amplitude. 
A)  destructive interference. 
B)  diffraction. 
C)  constructive interference. 
D)  effusion. 
E)  amplitude.

Question 6

How many photons are contained in a burst of yellow light (589 nm)from a sodium lamp that contains 616 kJ of energy?

Accepted Answer

A)  2.08 × 1013 photons 
B)  3.06 × 1030 photons 
C)  1.83 × 1024 photons 
D)  4.03 × 1028 photons 
E)  2.48 × 1025 photons 
A)  2.08 × 1013 photons 
B)  3.06 × 1030 photons 
C)  1.83 × 1024 photons 
D)  4.03 × 1028 photons 
E)  2.48 × 1025 photons

Question 7

Calculate the energy of the orange light emitted,per photon,by a neon sign with a frequency of 4.89 × 1014 Hz.

Accepted Answer

A)  3.09 × 10-19 J 
B)  6.14 × 10-19 J 
C)  3.24 × 10-19 J 
D)  1.63 × 10-19 J 
E)  5.11 × 10-19 J 
A)  3.09 × 10-19 J 
B)  6.14 × 10-19 J 
C)  3.24 × 10-19 J 
D)  1.63 × 10-19 J 
E)  5.11 × 10-19 J

Question 8

Determine the velocity of a marble (m = 7.75 g)with a wavelength of 3.46 × 10-33 m.

Accepted Answer

A)  40.5 m/s 
B)  2.47 m/s 
C)  24.7 m/s 
D)  38.8 m/s 
E)  52.9 m/s 
A)  40.5 m/s 
B)  2.47 m/s 
C)  24.7 m/s 
D)  38.8 m/s 
E)  52.9 m/s

Question 9

For a hydrogen atom,which electronic transition would result in the emission of a photon with the highest energy?

Accepted Answer

A)  1s → 2p 
B)  3p → 7d 
C)  3p → 1s 
D)  6f → 4d 
A)  1s → 2p 
B)  3p → 7d 
C)  3p → 1s 
D)  6f → 4d

Question 10

Give the numbers for ml for an f orbital.

Accepted Answer

A)  0, 1, 2, 3 
B)  1, 2, 3, 4 
C)  -3, -2, -1, 0, 1, 2, 3 
D)  -2, -1, 0, 1, 2 
A)  0, 1, 2, 3 
B)  1, 2, 3, 4 
C)  -3, -2, -1, 0, 1, 2, 3 
D)  -2, -1, 0, 1, 2

Question 11

Which of the following visible colors of light has the highest frequency?

Accepted Answer

A)  green 
B)  red 
C)  blue 
D)  yellow 
E)  orange 
A)  green 
B)  red 
C)  blue 
D)  yellow 
E)  orange

Question 12

Why don't we observe the wavelength of everyday macroscopic objects?

Accepted Answer

Due to the large mass of macro

Question 13

Give an example of a d orbital.

Accepted Answer

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

Question 14

Determine the end (final)value of n in a hydrogen atom transition,if the electron starts in   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 15

Place the following types of electromagnetic radiation in order of increasing wavelength. ultraviolet light gamma rays microwaves

Accepted Answer

A)  gamma rays < microwaves < ultraviolet light 
B)  microwaves < ultraviolet light < gamma rays 
C)  microwaves < gamma rays < ultraviolet light 
D)  ultraviolet light < gamma rays < microwaves 
E)  gamma rays < ultraviolet light < microwaves 
A)  gamma rays < microwaves < ultraviolet light 
B)  microwaves < ultraviolet light < gamma rays 
C)  microwaves < gamma rays < ultraviolet light 
D)  ultraviolet light < gamma rays < microwaves 
E)  gamma rays < ultraviolet light < microwaves

Question 16

Which of the following transitions represent the emission of a photon with the largest energy?

Accepted Answer

A)  n = 2 to n = 1 
B)  n = 3 to n = 1 
C)  n = 6 to n = 3 
D)  n = 1 to n = 4 
E)  n = 2 to n = 5 
A)  n = 2 to n = 1 
B)  n = 3 to n = 1 
C)  n = 6 to n = 3 
D)  n = 1 to n = 4 
E)  n = 2 to n = 5

Question 17

Calculate the wavelength (in nm)of a the red light emitted by a neon sign with a frequency of 5.00 × 1014 Hz.

Accepted Answer

A)  600 nm 
B)  167 nm 
C)  500 nm 
D)  800 nm 
E)  200 nm 
A)  600 nm 
B)  167 nm 
C)  500 nm 
D)  800 nm 
E)  200 nm

Question 18

Choose the transition (in a hydrogen atom)below that represents the absorption of the shortest wavelength photon.

Accepted Answer

A)  n = 1 to n = 2 
B)  n = 2 to n = 3 
C)  n = 4 to n = 6 
D)  n = 6 to n = 5 
E)  n = 3 to n = 1 
A)  n = 1 to n = 2 
B)  n = 2 to n = 3 
C)  n = 4 to n = 6 
D)  n = 6 to n = 5 
E)  n = 3 to n = 1

Question 19

________ are used to image bones and internal organs.

Accepted Answer

A)  Ultraviolet light 
B)  Gamma rays 
C)  Microwaves 
D)  X-rays 
E)  Radio waves 
A)  Ultraviolet light 
B)  Gamma rays 
C)  Microwaves 
D)  X-rays 
E)  Radio waves

Question 20

Determine the mass of a ball with a velocity of 40.0 m/s and a wavelength of 8.92 × 10-34 m.

Accepted Answer

A)  29.7 g 
B)  594 g 
C)  2.36 g 
D)  53.8 g 
E)  18.6 g 
A)  29.7 g 
B)  594 g 
C)  2.36 g 
D)  53.8 g 
E)  18.6 g

Exam 3: The Quantum Mechanical Model of the Atom

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

Calculate the wavelength (in nm)of the blue light emitted by a mercury lamp with a frequency of 6.88 × 1014 Hz.

Give all possible values of l for a n=5 sublevel.

Calculate the energy of the red light emitted by a neon atom with a wavelength of 703.2 nm.

When a wave encounters an obstacle or a slit that is comparable in size to its wavelength,it bends around it.This characteristic is called

How many photons are contained in a burst of yellow light (589 nm)from a sodium lamp that contains 616 kJ of energy?

Calculate the energy of the orange light emitted,per photon,by a neon sign with a frequency of 4.89 × 1014 Hz.

Determine the velocity of a marble (m = 7.75 g)with a wavelength of 3.46 × 10-33 m.

For a hydrogen atom,which electronic transition would result in the emission of a photon with the highest energy?

Give the numbers for ml for an f orbital.

Which of the following visible colors of light has the highest frequency?

Why don't we observe the wavelength of everyday macroscopic objects?

Give an example of a d orbital.

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

Place the following types of electromagnetic radiation in order of increasing wavelength. ultraviolet light gamma rays microwaves

Which of the following transitions represent the emission of a photon with the largest energy?

Calculate the wavelength (in nm)of a the red light emitted by a neon sign with a frequency of 5.00 × 1014 Hz.

Choose the transition (in a hydrogen atom)below that represents the absorption of the shortest wavelength photon.

________ are used to image bones and internal organs.

Determine the mass of a ball with a velocity of 40.0 m/s and a wavelength of 8.92 × 10-34 m.

Essentials: Units, Measurements, and Problem Solving

Atoms

Periodic Properties of the Elements

Molecules and Compounds

Chemical Bonding I

Chemical Bonding Ii

Chemical Reactions and Chemical Quantities

Introduction to Solutions and Aqueous Reactions

Thermochemistry

Gases

Liquids, Solids, and Intermolecular Forces

Crystalline Solids and Modern Materials

Solutions

Chemical Kinetics

Chemical Equilibrium

Acids and Bases

Aqueous Ionic Equilibrium

Free Energy and Thermodynamics

Electrochemistry

Radioactivity and Nuclear Chemistry

Organic Chemistry

Transition Metals and Coordination Compounds

Filters

Calculate the wavelength (in nm)of the blue light emitted by a mercury lamp with a frequency of 6.88 × 10¹⁴ Hz.

Calculate the energy of the orange light emitted,per photon,by a neon sign with a frequency of 4.89 × 10¹⁴ Hz.

Determine the velocity of a marble (m = 7.75 g)with a wavelength of 3.46 × 10^-33 m.

Give the numbers for m_l for an f orbital.

Calculate the wavelength (in nm)of a the red light emitted by a neon sign with a frequency of 5.00 × 10¹⁴ Hz.

Determine the mass of a ball with a velocity of 40.0 m/s and a wavelength of 8.92 × 10^-34 m.