Question 1

A photon of red light contains the same amount of energy as a photon of blue light.

Accepted Answer

A) True 
 B)False

Question 2

Which of the statements about light is FALSE?

Accepted Answer

A)  Light travels through space at a speed of 3.00 × 108 m/s.
B)  Light travels much faster than sound.
C)  A packet of light energy is called a photon.
D)  A characteristic feature of light that determines its color is its wavelength.
E)  All of the above statements are true.

Question 3

Consider the electron configuration of the ion to determine which ion shown below has an incorrect ionic charge?

Accepted Answer

A)  Al3-
B)  Se2-
C)  Rb+
D)  Ba2+
E)  none of the above

Question 4

Choose the answer that best completes the following statement: When an aluminum atom reacts so as to attain a noble gas electron configuration,

Accepted Answer

A)  the atom gains five electrons.
B)  the result is a configuration of 1s22s22p6.
C)  a 3- ion forms.
D)  the noble gas configuration of argon is achieved.
E)  none of the above

Question 5

Which of the following elements has the highest ionization energy?

Accepted Answer

A)  Ba
B)  Ca
C)  Al
D)  Cl
E)  Ne

Question 6

The principal quantum number (n) :

Accepted Answer

A)  specifies the 3-D shape of the orbital.
B)  specifies the subshell of the orbital.
C)  specifies the maximum number of electrons.
D)  specifies the principal shell of the orbital.
E)  none of the above

Question 7

Which one of the following species has the electron configuration of 1s22s22p6?
1.Na+
2.O2-
3.F-

Accepted Answer

A)  1 and 2 only
B)  1 and 3 only
C)  2 and 3 only
D)  All of 1,2,and 3
E)  Neither 1,2,or 3

Question 8

If the electron configuration of a ground state potassium atom is 1s22s22p63s1,the electron configuration of the potassium cation (K+) would be:

Accepted Answer

A)  1s22s22p63s2
B)  1s22s22p6
C)  1s22s22p63s1
D)  1s12s22p63s1
E)  none of the above

Question 9

Which orbital would the electron of a ground state hydrogen atom occupy?

Accepted Answer

A)  1s
B)  2p
C)  0s
D)  1p
E)  none of the above

Question 10

The most energetic photons are gamma rays.

Accepted Answer

A) True 
 B)False

Question 11

In order for a substance to be heated in a microwave,it must contain water.

Accepted Answer

A) True 
 B)False

Question 12

Which subshell letter corresponds to a 4-leaf clover orbital pattern?

Accepted Answer

A)  s
B)  p
C)  d
D)  f
E)  not enough information

Question 13

Which color of the visible spectrum has the longest wavelength (750 nm) ?

Accepted Answer

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

Question 14

The subshell that has three orbitals and can hold up to six electrons is the:

Accepted Answer

A)  s subshell
B)  p subshell
C)  d subshell
D)  f subshell
E)  none of the above

Question 15

Which form of electromagnetic radiation has the highest frequency?

Accepted Answer

A)  Radio Waves
B)  Microwaves
C)  X-rays
D)  Gamma Rays
E)  Infrared Radiation

Question 16

The shorter the wavelength of light,the more energy it has.

Accepted Answer

A) True 
 B)False

Question 17

The correct electron configuration for magnesium is: 1s22s22p63s3.

Accepted Answer

A) True 
 B)False

Question 18

How are wavelength and frequency of light related?

Accepted Answer

A)  Wavelength is one-half of the frequency.
B)  Wavelength is double the frequency.
C)  Wavelength increases as frequency increases.
D)  Wavelength increases as the frequency decreases.
E)  Wavelength is independent of frequency.

Question 19

The lowest energy orbital in the quantum-mechanical model is the:

Accepted Answer

A)  zero orbital.
B)  1a orbital.
C)  1p orbital.
D)  1s orbital.
E)  none of the above

Question 20

Which form of electromagnetic radiation has photons with the highest energy?

Accepted Answer

A)  Radio Waves
B)  Microwaves
C)  X-rays
D)  Gamma Rays
E)  Infrared Radiation

Exam 9: Electrons in Atoms and the Periodic Table

Consider the electron configuration of the ion to determine which ion shown below has an incorrect ionic charge?

Correct AnswerverifiedShow Answer

The lowest energy orbital in the quantum-mechanical model is the:

Correct AnswerverifiedShow Answer

Which one of the following species has the electron configuration of 1s22s22p6? 1.Na+ 2.O2- 3.F-

Correct AnswerverifiedShow Answer

Which subshell letter corresponds to a 4-leaf clover orbital pattern?

Correct AnswerverifiedShow Answer

The shorter the wavelength of light,the more energy it has.

Correct AnswerverifiedShow Answer

Choose the answer that best completes the following statement: When an aluminum atom reacts so as to attain a noble gas electron configuration,

Correct AnswerverifiedShow Answer

A photon of red light contains the same amount of energy as a photon of blue light.

Correct AnswerverifiedShow Answer

Which color of the visible spectrum has the longest wavelength (750 nm) ?

Correct AnswerverifiedShow Answer

Which form of electromagnetic radiation has photons with the highest energy?

Correct AnswerverifiedShow Answer

Which orbital would the electron of a ground state hydrogen atom occupy?

Correct AnswerverifiedShow Answer

If the electron configuration of a ground state potassium atom is 1s22s22p63s1,the electron configuration of the potassium cation (K+) would be:

Correct AnswerverifiedShow Answer

The correct electron configuration for magnesium is: 1s22s22p63s3.

Correct AnswerverifiedShow Answer

How are wavelength and frequency of light related?

Correct AnswerverifiedShow Answer

The principal quantum number (n) :

Correct AnswerverifiedShow Answer

The subshell that has three orbitals and can hold up to six electrons is the:

Correct AnswerverifiedShow Answer

In order for a substance to be heated in a microwave,it must contain water.

Correct AnswerverifiedShow Answer

Which form of electromagnetic radiation has the highest frequency?

Correct AnswerverifiedShow Answer

Which of the following elements has the highest ionization energy?

Correct AnswerverifiedShow Answer

The most energetic photons are gamma rays.

Correct AnswerverifiedShow Answer

Which of the statements about light is FALSE?

Correct AnswerverifiedShow Answer

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Which one of the following species has the electron configuration of 1s²2s²2p⁶? 1.Na⁺ 2.O^2- 3.F^-

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If the electron configuration of a ground state potassium atom is 1s²2s²2p⁶3s¹,the electron configuration of the potassium cation (K⁺) would be:

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The correct electron configuration for magnesium is: 1s²2s²2p⁶3s³.

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