Question 1

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 
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 2

The correct electron configuration for fluorine is: 1s22s22p5.

Accepted Answer

A) True 
 B)False

Question 3

What happens to an atom when it absorbs energy?

Accepted Answer

A) The atom stores the energy for later use. 
B) The extra energy increases the speed of the electrons in their orbitals. 
C) The atom re-emits the energy as heat. 
D) The atom re-emits the energy as light. 
E) none of the above 
A) The atom stores the energy for later use. 
B) The extra energy increases the speed of the electrons in their orbitals. 
C) The atom re-emits the energy as heat. 
D) The atom re-emits the energy as light. 
E) none of the above

Question 4

An emission spectrum results when light emitted by glowing gas is passed through a prism.

Accepted Answer

A) True 
 B)False

Question 5

What is the electron configuration for P?

Accepted Answer

A) [Ar]3s23p64s23d104p3 
B) [Ne]1s21p62s22p3 
C) [Ne]3s23p3 
D) [Ar]3s23p3 
E) none of the above 
A) [Ar]3s23p64s23d104p3 
B) [Ne]1s21p62s22p3 
C) [Ne]3s23p3 
D) [Ar]3s23p3 
E) none of the above

Question 6

When neon light is passed through a prism,what is observed?

Accepted Answer

A) continuous spectrum 
B) nothing 
C) bright spots or lines 
D) white light 
E) none of the above 
A) continuous spectrum 
B) nothing 
C) bright spots or lines 
D) white light 
E) none of the above

Question 7

Transition metal elements always contain at least one "d" block electron.

Accepted Answer

A) True 
 B)False

Question 8

A photon represents the mass of a single particle of light.

Accepted Answer

A) True 
 B)False

Question 9

Each element produces its own unique and distinctive emission spectrum.

Accepted Answer

A) True 
 B)False

Question 10

Blue light travels at a faster speed than red light.

Accepted Answer

A) True 
 B)False

Question 11

The Pauli exclusion principle states that orbitals may hold no more than two electrons of identical spins.

Accepted Answer

A) True 
 B)False

Which one of the following species has the electron configuration of 1s^22s22p6? 1.Na⁺ 2.O^2- 3.F^-

The correct electron configuration for fluorine is: 1s²2s²2p⁵.

What happens to an atom when it absorbs energy?

An emission spectrum results when light emitted by glowing gas is passed through a prism.

What is the electron configuration for P?

When neon light is passed through a prism,what is observed?

Transition metal elements always contain at least one "d" block electron.

A photon represents the mass of a single particle of light.

Each element produces its own unique and distinctive emission spectrum.

Blue light travels at a faster speed than red light.

The Pauli exclusion principle states that orbitals may hold no more than two electrons of identical spins.

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

Exam 9: Electrons in Atoms and the Periodic Table

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

The correct electron configuration for fluorine is: 1s22s22p5.

What happens to an atom when it absorbs energy?

An emission spectrum results when light emitted by glowing gas is passed through a prism.

What is the electron configuration for P?

When neon light is passed through a prism,what is observed?

Transition metal elements always contain at least one "d" block electron.

A photon represents the mass of a single particle of light.

Each element produces its own unique and distinctive emission spectrum.

Blue light travels at a faster speed than red light.

The Pauli exclusion principle states that orbitals may hold no more than two electrons of identical spins.

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 one of the following species has the electron configuration of 1s^22s22p6? 1.Na⁺ 2.O^2- 3.F^-

The correct electron configuration for fluorine is: 1s²2s²2p⁵.