Question 1

Which of the following elements has the electron configuration of 3s23p4 in its outermost shell?

Accepted Answer

A) Al 
B) Si 
C) S 
D) Cl 
E) none of the above 
A) Al 
B) Si 
C) S 
D) Cl 
E) none of the above

Question 2

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

Accepted Answer

A) True 
 B)False

Question 3

Which of the following statements about the quantum-mechanical model is FALSE?

Accepted Answer

A) Orbitals are a probability map of finding electrons. 
B) Electrons do not behave as particles. 
C) Orbitals are specific paths electrons follow. 
D) Electron paths cannot be described exactly. 
E) All of the above are correct statements. 
A) Orbitals are a probability map of finding electrons. 
B) Electrons do not behave as particles. 
C) Orbitals are specific paths electrons follow. 
D) Electron paths cannot be described exactly. 
E) All of the above are correct statements.

Question 4

Ultraviolet light produces suntans and sunburns.

Accepted Answer

A) True 
 B)False

Question 5

The number of cycles of a wave that passes a stationary point in one second is called its:

Accepted Answer

A) wavelength. 
B) frequency. 
C) crest. 
D) trough. 
E) none of the above 
A) wavelength. 
B) frequency. 
C) crest. 
D) trough. 
E) none of the above

Question 6

The heat you feel when you place your hand near a hot object is ultraviolet radiation.

Accepted Answer

A) True 
 B)False

Question 7

"When filling orbitals of equal energy,electrons fill them singly first with parallel spins." This is known as:

Accepted Answer

A) Hund's rule. 
B) Pauli exclusion principle. 
C) Bohr's model. 
D) Ground state. 
E) none of the above 
A) Hund's rule. 
B) Pauli exclusion principle. 
C) Bohr's model. 
D) Ground state. 
E) none of the above

Question 8

X-rays damage biological molecules.

Accepted Answer

A) True 
 B)False

Question 9

Which of the atoms represented below is the largest in size?

Accepted Answer

A) N 
B) As 
C) Sb 
D) Bi 
E) P 
A) N 
B) As 
C) Sb 
D) Bi 
E) P

Question 10

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

Accepted Answer

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

Question 11

Which of the following atoms has the greatest metallic character?

Accepted Answer

A) Cs 
B) Be 
C) Cu 
D) Ti 
E) Au 
A) Cs 
B) Be 
C) Cu 
D) Ti 
E) Au

Question 12

Visible light makes up the largest portion of the electromagnetic spectrum.

Accepted Answer

A) True 
 B)False

Question 13

An accepted abbreviation format is to write an electron configuration that includes a noble gas symbol in brackets.If you were writing an electron configuration for a bromine atom,which elemental symbol would you place in the bracket?

Accepted Answer

A) He 
B) Ne 
C) Ar 
D) Kr 
E) Xe 
A) He 
B) Ne 
C) Ar 
D) Kr 
E) Xe

Question 14

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. 
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 15

Which one of the following types of electromagnetic radiation has a higher energy per photon than visible radiation?

Accepted Answer

A) microwave 
B) ultraviolet 
C) radio 
D) infrared 
E) none of the above 
A) microwave 
B) ultraviolet 
C) radio 
D) infrared 
E) none of the above

Question 16

The n = ________ principal shell is the lowest that may contain a d-subshell.

Accepted Answer

A) 1 
B) 2 
C) 3 
D) 4 
E) not enough information 
A) 1 
B) 2 
C) 3 
D) 4 
E) not enough information

Question 17

The element with a completely filled p-subshell is:

Accepted Answer

A) Na. 
B) Al. 
C) P. 
D) Ar. 
E) none of the above 
A) Na. 
B) Al. 
C) P. 
D) Ar. 
E) none of the above

Question 18

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 
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 19

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

Question 20

What is the correct order of the electromagnetic spectrum from shortest wavelength to longest?

Accepted Answer

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

Which of the following elements has the electron configuration of 3s²3p⁴ in its outermost shell?

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

Which of the following statements about the quantum-mechanical model is FALSE?

Ultraviolet light produces suntans and sunburns.

The number of cycles of a wave that passes a stationary point in one second is called its:

The heat you feel when you place your hand near a hot object is ultraviolet radiation.

"When filling orbitals of equal energy,electrons fill them singly first with parallel spins." This is known as:

X-rays damage biological molecules.

Which of the atoms represented below is the largest in size?

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

Which of the following atoms has the greatest metallic character?

Visible light makes up the largest portion of the electromagnetic spectrum.

An accepted abbreviation format is to write an electron configuration that includes a noble gas symbol in brackets.If you were writing an electron configuration for a bromine atom,which elemental symbol would you place in the bracket?

Which of the statements about light is FALSE?

Which one of the following types of electromagnetic radiation has a higher energy per photon than visible radiation?

The n = ________ principal shell is the lowest that may contain a d-subshell.

The element with a completely filled p-subshell is:

The principal quantum number (n):

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

What is the correct order of the electromagnetic spectrum from shortest wavelength to longest?

The Chemical World

Measurement and Problem Solving

Matter and Energy

Atoms and Elements

Molecules and Compounds

Chemical Composition

Chemical Reactions

Quantities in Chemical Reactions

Chemical Bonding

Gases

Liquids, solids, and Intermolecular Forces

Solutions

Acids and Bases

Chemical Equilibrium

Oxidation and Reduction

Radioactivity and Nuclear Chemistry

Organic Chemistry

Biochemistry

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Exam 9: Electrons in Atoms and the Periodic Table

Which of the following elements has the electron configuration of 3s23p4 in its outermost shell?

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

Which of the following statements about the quantum-mechanical model is FALSE?

Ultraviolet light produces suntans and sunburns.

The number of cycles of a wave that passes a stationary point in one second is called its:

The heat you feel when you place your hand near a hot object is ultraviolet radiation.

"When filling orbitals of equal energy,electrons fill them singly first with parallel spins." This is known as:

X-rays damage biological molecules.

Which of the atoms represented below is the largest in size?

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

Which of the following atoms has the greatest metallic character?

Visible light makes up the largest portion of the electromagnetic spectrum.

An accepted abbreviation format is to write an electron configuration that includes a noble gas symbol in brackets.If you were writing an electron configuration for a bromine atom,which elemental symbol would you place in the bracket?

Which of the statements about light is FALSE?

Which one of the following types of electromagnetic radiation has a higher energy per photon than visible radiation?

The n = ________ principal shell is the lowest that may contain a d-subshell.

The element with a completely filled p-subshell is:

The principal quantum number (n):

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

What is the correct order of the electromagnetic spectrum from shortest wavelength to longest?

The Chemical World

Measurement and Problem Solving

Matter and Energy

Atoms and Elements

Molecules and Compounds

Chemical Composition

Chemical Reactions

Quantities in Chemical Reactions

Chemical Bonding

Gases

Liquids, solids, and Intermolecular Forces

Solutions

Acids and Bases

Chemical Equilibrium

Oxidation and Reduction

Radioactivity and Nuclear Chemistry

Organic Chemistry

Biochemistry

Filters

Which of the following elements has the electron configuration of 3s²3p⁴ in its outermost shell?