Question 1

The abbreviated electron configuration for arsenic is:

Accepted Answer

A) [Ar]4s24p3 
B) [Ar]4s24d104p3 
C) [Ar]4s23d104p3 
D) [Zn]4p3 
A) [Ar]4s24p3 
B) [Ar]4s24d104p3 
C) [Ar]4s23d104p3 
D) [Zn]4p3 C

Question 2

How many valence electrons are in a carbon atom in the ground state?

Accepted Answer

A) 2 
B) 4 
C) 6 
D) 8 
A) 2 
B) 4 
C) 6 
D) 8 B

Question 3

What is the maximum number of electrons that can occupy an orbital?

Accepted Answer

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

Question 4

The maximum number of electrons that can fit into a single d orbital is

Accepted Answer

A) 2 
B) 6 
C) 10 
D) 14 
A) 2 
B) 6 
C) 10 
D) 14

Question 5

The "halogens" are in group

Accepted Answer

A) 1A 
B) 2A 
C) 7A 
D) 8A 
A) 1A 
B) 2A 
C) 7A 
D) 8A

Question 6

What is the number of valence electrons in a halogen?

Accepted Answer

A) 2 
B) 7 
C) 8 
D) 9 
A) 2 
B) 7 
C) 8 
D) 9

Question 7

Atoms of which two elements in the ground state contain the same number of valence electrons?

Accepted Answer

A) Al and Si 
B) Al and B 
C) Al and Zn 
D) Al and Ge 
A) Al and Si 
B) Al and B 
C) Al and Zn 
D) Al and Ge

Question 8

When an electron falls from one energy level to a lower energy level,the result is the emission of

Accepted Answer

A) a beta particle. 
B) quantized energy. 
C) a gamma particle. 
D) gamma radiation. 
A) a beta particle. 
B) quantized energy. 
C) a gamma particle. 
D) gamma radiation.

Question 9

How many valence electrons are in an aluminum atom in the ground state?

Accepted Answer

A) 1 
B) 2 
C) 3 
D) 13 
A) 1 
B) 2 
C) 3 
D) 13

Question 10

In an atom of chlorine,the total number of electrons in "p-type" orbitals is:

Accepted Answer

A) 3 
B) 6 
C) 5 
D) 11 
A) 3 
B) 6 
C) 5 
D) 11

Question 11

The element represented by 1s2 2s2 2p1 has one valence electron.

Accepted Answer

A) True 
 B)False

Question 12

Which principal energy level is the first to contain f orbitals?

Accepted Answer

A) Third 
B) Fourth 
C) Fifth 
D) Sixth 
A) Third 
B) Fourth 
C) Fifth 
D) Sixth

Question 13

What is the total number of electrons in the second principal energy level of a nitrogen atom in the ground state?

Accepted Answer

A) 2 
B) 3 
C) 5 
D) 7 
A) 2 
B) 3 
C) 5 
D) 7

Question 14

Which element is in the d-block of the periodic table?

Accepted Answer

A) Cr 
B) Am 
C) Ca 
D) As 
A) Cr 
B) Am 
C) Ca 
D) As

Question 15

What is the number of orbitals in an f sublevel?

Accepted Answer

A) 2 
B) 3 
C) 5 
D) 7 
A) 2 
B) 3 
C) 5 
D) 7

Question 16

On the periodic table,elements in the same group contain the same number of

Accepted Answer

A) protons. 
B) electrons. 
C) principal energy levels in their ground state. 
D) valence electrons in their ground state. 
A) protons. 
B) electrons. 
C) principal energy levels in their ground state. 
D) valence electrons in their ground state.

Question 17

How many orbitals are contained in the 2p sublevel?

Accepted Answer

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

Question 18

What is the maximum number of electrons that can occupy the 4f sublevel?

Accepted Answer

A) 2 
B) 6 
C) 10 
D) 14 
A) 2 
B) 6 
C) 10 
D) 14

Question 19

The second principal energy level contains s and p orbitals.

Accepted Answer

A) True 
 B)False

Question 20

In the fourth principal energy level,which sublevel contains electrons with the greatest energy?

Accepted Answer

A) 4d 
B) 4f 
C) 4p 
D) 4s 
A) 4d 
B) 4f 
C) 4p 
D) 4s

The abbreviated electron configuration for arsenic is:

How many valence electrons are in a carbon atom in the ground state?

What is the maximum number of electrons that can occupy an orbital?

The maximum number of electrons that can fit into a single d orbital is

The "halogens" are in group

What is the number of valence electrons in a halogen?

Atoms of which two elements in the ground state contain the same number of valence electrons?

When an electron falls from one energy level to a lower energy level,the result is the emission of

How many valence electrons are in an aluminum atom in the ground state?

In an atom of chlorine,the total number of electrons in "p-type" orbitals is:

The element represented by 1s² 2s² 2p¹ has one valence electron.

Which principal energy level is the first to contain f orbitals?

What is the total number of electrons in the second principal energy level of a nitrogen atom in the ground state?

Which element is in the d-block of the periodic table?

What is the number of orbitals in an f sublevel?

On the periodic table,elements in the same group contain the same number of

How many orbitals are contained in the 2p sublevel?

What is the maximum number of electrons that can occupy the 4f sublevel?

The second principal energy level contains s and p orbitals.

In the fourth principal energy level,which sublevel contains electrons with the greatest energy?

An Introduction to Chemistry

Standards for Measurement

Elements and Compounds

Properties of Matter

Early Atomic Theory and Structure

Nomenclature of Inorganic Compounds

Quantitative Composition of Compounds

Chemical Equations

Calculations From Chemical Equations

Chemical Bonds: the Formation of Compounds From Atoms

The Gaseous State of Matter

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Solutions

Acids, Bases, and Salts

Chemical Equilibrium

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Exam 10: Modern Atomic Theory and the Periodic Table

The abbreviated electron configuration for arsenic is:

How many valence electrons are in a carbon atom in the ground state?

What is the maximum number of electrons that can occupy an orbital?

The maximum number of electrons that can fit into a single d orbital is

The "halogens" are in group

What is the number of valence electrons in a halogen?

Atoms of which two elements in the ground state contain the same number of valence electrons?

When an electron falls from one energy level to a lower energy level,the result is the emission of

How many valence electrons are in an aluminum atom in the ground state?

In an atom of chlorine,the total number of electrons in "p-type" orbitals is:

The element represented by 1s2 2s2 2p1 has one valence electron.

Which principal energy level is the first to contain f orbitals?

What is the total number of electrons in the second principal energy level of a nitrogen atom in the ground state?

Which element is in the d-block of the periodic table?

What is the number of orbitals in an f sublevel?

On the periodic table,elements in the same group contain the same number of

How many orbitals are contained in the 2p sublevel?

What is the maximum number of electrons that can occupy the 4f sublevel?

The second principal energy level contains s and p orbitals.

In the fourth principal energy level,which sublevel contains electrons with the greatest energy?

An Introduction to Chemistry

Standards for Measurement

Elements and Compounds

Properties of Matter

Early Atomic Theory and Structure

Nomenclature of Inorganic Compounds

Quantitative Composition of Compounds

Chemical Equations

Calculations From Chemical Equations

Chemical Bonds: the Formation of Compounds From Atoms

The Gaseous State of Matter

Liquids

Solutions

Acids, Bases, and Salts

Chemical Equilibrium

Oxidationreduction

Nuclear Chemistry

Introduction to Organic Chemistry Online Only

Introduction to Biochemistry Online Only

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The element represented by 1s² 2s² 2p¹ has one valence electron.