Question 1

How many electrons are there in a Sb atom?

Accepted Answer

A) 51 
B) 122 
C) 71 
D) 33 
A) 51 
B) 122 
C) 71 
D) 33

Question 2

Which element is in the same period as neon?

Accepted Answer

A) F 
B) Ar 
C) Na 
D) Br 
A) F 
B) Ar 
C) Na 
D) Br

Question 3

The line spectra of atoms provides experimental evidence for

Accepted Answer

A) the organization of particles in the nucleus of atoms. 
B) the number of protons. 
C) the arrangement of electrons. 
D) all of the above 
A) the organization of particles in the nucleus of atoms. 
B) the number of protons. 
C) the arrangement of electrons. 
D) all of the above

Question 4

Some chemicals which are exposed to sunlight will continue to glow even when they are placed in a dark room.This phenomenon is known as

Accepted Answer

A) alpha emission. 
B) beta emission. 
C) fluorescence. 
D) X-rays. 
A) alpha emission. 
B) beta emission. 
C) fluorescence. 
D) X-rays.

Question 5

Group 2A elements are called

Accepted Answer

A) alkali metals. 
B) alkali earth metals. 
C) halogens. 
D) noble gases. 
A) alkali metals. 
B) alkali earth metals. 
C) halogens. 
D) noble gases.

Question 6

Which orbital will have the lowest energy?

Accepted Answer

A) 3d 
B) 3p 
C) 4s 
D) 2p 
A) 3d 
B) 3p 
C) 4s 
D) 2p

Question 7

Which orbital will have the highest energy?

Accepted Answer

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

Question 8

Excited state electrons lose energy when they move to the ground state.

Accepted Answer

A) True 
 B)False

Question 9

A cation is a

Accepted Answer

A) negatively charged ion. 
B) positively charged ion. 
C) negative electrode. 
D) positive electrode. 
A) negatively charged ion. 
B) positively charged ion. 
C) negative electrode. 
D) positive electrode.

Question 10

How many protons are there in a gold atom?

Accepted Answer

A) 16 
B) 38 
C) 47 
D) 79 
A) 16 
B) 38 
C) 47 
D) 79

Question 11

An f sublevel can hold a maximum of

Accepted Answer

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

Question 12

The number of valence electrons determine the properties of an element.

Accepted Answer

A) True 
 B)False

Question 13

How many neutrons are in this isotope of chlorine?

Accepted Answer

The answer of How many neutrons are in this isotope...

Question 14

Write the electron configuration for carbon.

Accepted Answer

The electron configuration for carbon (C

Question 15

Millikan's "oil drop" apparatus allowed for the determination of which property of the electron?

Accepted Answer

A) mass 
B) charge 
C) ratio of mass to charge 
D) speed 
A) mass 
B) charge 
C) ratio of mass to charge 
D) speed

Question 16

How many nucleons are in this isotope of tin?

Accepted Answer

A) 50 
B) 72 
C) 122 
D) 194 
A) 50 
B) 72 
C) 122 
D) 194

Question 17

A d sublevel can hold a maximum of

Accepted Answer

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

Question 18

Elements in the same period have

Accepted Answer

A) the same atomic number. 
B) the same number of neutrons. 
C) the same number of valence electrons. 
D) none of the above 
A) the same atomic number. 
B) the same number of neutrons. 
C) the same number of valence electrons. 
D) none of the above

Question 19

Which is NOT one of the three types of radiation emitted from radioactive elements?

Accepted Answer

A) alpha, α 
B) beta, β 
C) gamma, γ 
D) lambda, λ 
A) alpha, α 
B) beta, β 
C) gamma, γ 
D) lambda, λ

Question 20

As the energy level of an electron increases,the electron's distance from the nucleus,on average,

Accepted Answer

A) increases. 
B) decreases. 
C) remains the same. 
D) cannot be predicted. 
A) increases. 
B) decreases. 
C) remains the same. 
D) cannot be predicted.

Exam 3: Atomic Structure

How many electrons are there in a Sb atom?

Which element is in the same period as neon?

The line spectra of atoms provides experimental evidence for

Some chemicals which are exposed to sunlight will continue to glow even when they are placed in a dark room.This phenomenon is known as

Group 2A elements are called

Which orbital will have the lowest energy?

Which orbital will have the highest energy?

Excited state electrons lose energy when they move to the ground state.

A cation is a

How many protons are there in a gold atom?

An f sublevel can hold a maximum of

The number of valence electrons determine the properties of an element.

How many neutrons are in this isotope of chlorine?

Write the electron configuration for carbon.

Millikan's "oil drop" apparatus allowed for the determination of which property of the electron?

How many nucleons are in this isotope of tin?

A d sublevel can hold a maximum of

Elements in the same period have

Which is NOT one of the three types of radiation emitted from radioactive elements?

As the energy level of an electron increases,the electron's distance from the nucleus,on average,

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