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Unit 4 test bank

Total questions: 90

Worksheet time: 3hrs 12mins

Name
Class
Date
1.

Place the options in the correct sublevel

Categorize the following

1 orbital

holds a maxiumm of 2 electrons

3 orbitals

holds a maxium of 6 electrons

5 orbitals

holds a maxiumum of 10 electrons

shaped like a sphere

shaped like a dumbbell

n=2

7 orbitals

holds a maximum of 14 electrons

n=3

n=1

s sublevel
p sublevel
d sublevel
f sublevel
2.

Match the following orbital diagram or electron configuration with the element

a)

1.

Boron

b)

2.

Sodium

c)

3.

Neon

d)

4.

Oxygen

3.

Which number represents the number of electrons?

A
B
C
4.

Which number represents the energy level?

A
B
C
5.

Identify the orbital with the wrong electron placement. Explain why it is wrong.

(a)  

6.

Which electron configuration is written incorrectly?

a)

1s22s23s23p2

b)

1s22s23s23p2

c)

1s22s22p63s23d103p2

d)

1s22s23s23p5

7.

Look at the electron configuration and orbital diagram in the picture.

Identify the area where the mistake happened.

Rewrite the correct electron configuration.

How many electrons?

Element?

4 lines
8.

What are the four quantum numbers for Calcium (Ca)

n=

l=

ml=

ms =

4 lines
9.

Electrons in the ​ (a)   have the ​ (b)   energy

While, the electrons in the ​ (c)   have the ​ (d)   energy

Choose from the below words
s sublevel
lowest
f sublevel
highest
d sublevel
p sublevel
10.

Reorder electrons locations from higher energy to lower energy

a)

4p

b)

3d

c)

4s

d)

3p

e)

3s

1)
2)
3)
4)
5)
11.

Write the electron configuration for Supermanium (Su).

Then fill in the orbital diagram

12.

Write the electron configuration for CLownium (Cw)

Then fill in the orbital diagram

13.

.Aluminum has how many electrons in its outermost principle energy level?

a)

3

b)

1

c)

13

d)

0

e)

2

14.

10. Below are the correct answer of the writing of electron configuration, except... .

a)

6f2

b)

2p5

c)

3d7

d)

4s3

15.

If n = 3, what is the maximum number of electrons that can fit in this shell?

a)

2

b)

8

c)

18

d)

32

16.

This states that no two electrons will have the same 4 quantum numbers in an atom or molecule. The two electrons of the same orbital must have opposite spin states.

a)

Pauli exclusion principle

b)

Hund's rule

c)

Aufbau principle

d)

None of the above

17.

Which of the following is true about electron energy levels in an atom?

a)

Electrons can exist between energy levels

b)

Electrons can only exist in specific, energy levels

c)

Electrons can have any energy value

d)

Electrons are not restricted to energy levels

18.

Which quantum number represents the shape of the orbital?

a)

principal quantum number

b)

azimuthal (angular momentum) quantum number

c)

magnetic quantum number

d)

spin quantum number

19.

Define quantum number.

a)

A set of four numbers used to describe the unique quantum state of an electron in an atom.

b)

A numerical value used to measure the mass of an electron.

c)

A number that represents the speed of light in a vacuum.

d)

A type of number used to count the quantity of protons in an atom.

20.

Which of the following is NOT a possible pair of quantum numbers?

a)

2p

b)

2d

c)

4p

d)

4f

21.

Which model of the atom describes the location of electrons as probable within a dense "cloud" surrounding the nucleus of an atom?

a)

The Cannonball

Model

b)

The Plum Pudding Model

c)

The Planetary Model

d)

The Quantum Mechanical Model

e)

The Nuclear Model

22.

The basis of the quantum model of the atom is

a)

That the electron is a wave

b)

That the electron is a point particle

c)

That the electron is both a particle and a wave

d)

None of the above

23.

The ​ (a)   is the current model of the atom, placing electrons in orbitals or electron clouds.

Choose from the below words
Quantum mechanical model
Bohr model
Plum pudding model
Billiard ball model
24.

If a light wave has a wavelength of 4.8x10-12 m, what is the frequency?

a)

6.2x10-19 Hz

b)

1.6x10-20 Hz

c)

1.4x10-3 Hz

d)

3.2x10-45 Hz

25.
The equation that shows the relationship between the energy of light and frequency is: 
a)
c= λ⋅f
b)
E=h⋅f
26.

Which formula would you pick to solve the following problem?

"What is the energy of light whose wavelength is 4.06 x 10-11 m?" 

a)

E=hfE=hf

b)

E=hcλE=\frac{hc}{\lambda}

c)

c=λfc=\lambda f

27.

Which formula would you pick to solve the following problem?

"What is the frequency of light whose energy is 2.36 x 1015 Hz?" 

a)

E=hfE=hf

b)

E=hcλE=\frac{hc}{\lambda}

c)

c=λfc=\lambda f

28.

Which of the following set of quantum no. Represent lowest energy

and highest energy respectively

a)

n=5

l = 3

b)

n=6

l = 0

c)

n=4

l = 3

d)

n=5

l = 1

29.

The correct set of four quantum numbers for the balance electron of rubidium atom

(z=37) is

a)

5, 1, 1, +1/2

b)

6, 0, 0, +1/2

c)

5, 0, 0, +1/2

d)

5, 1, 0, -1/2

30.

Which quantum number determines the orientation of an orbital in space?

a)

Principal quantum number (n)

b)

Orbital (Magnetic quantum number) (m)

c)

Spin quantum number (s)

d)

Azimuthal (angular momentum) quantum number (l)

31.

Let's dive into the tiny world of atoms! Can you guess how many electrons the very first energy level can snugly fit?

a)

1

b)

2

c)

8

d)

0

32.

 Imagine you're an electron in the diagram above! Your buddy electron is right next to you. How are you two getting along? 

a)

a. We have opposite spins.

b)

 b. We're spinning the same way.

c)

c. We're vibing at different energies.

d)

d. We're chilling on different energy levels.

33.

Dive into the atomic world! Can you figure out the noble-gas notation for chlorine's electron configuration? 🌟

a)

a. [Ar]3s2 3p5

b)

 b. [Ne]3s2 3p4

c)

 c. [Ar]3s2 3p4

d)

 d. [Ne]3s2 3p5

34.

Ready to dive into the atomic world? Let's explore the p sublevel! Which of these fascinating facts are true? 🤔

a)

It is spherical in shape

b)

It has 3 orbitals, like a cosmic dance of electrons!

c)

It can hold a maximum of 6 electrons, each pairing up in a beautiful quantum tango!

d)

It can hold a maximum of 10 electrons

35.

Ready to power up your knowledge? Which of these is associated with more energy? 

a)

2p

b)

2s

c)

3p

d)

1s

36.

What is the electron configuration for Flourine?

Use the carrot symbol (shift + 6) to indicate the subscript.

(a)  

37.

What is the noble gas configuration for Niobium Nb

Use the carrot symbol (shift + 6) to indicate the subscript.

(a)  

38.

Let's dive into the tiny world of atoms! Can you tell me how many electrons are buzzing around in an atom with this cool electron configuration: 1s22s22p6? 🤓

a)

3

b)

6

c)

8

d)

10

39.

What is wrong with the following electron configuration?

1s1 2s22p6

(a)  

40.

Ready to kickstart your journey into the atomic world? What's the first step in writing an electron configuration?

a)

1s2

b)

1d10

c)

1f14

d)

1p6

41.

Ready for a quantum conundrum? Which orbital defies the Pauli Exclusion Principle and dares to be different?

a)

A

b)

B

c)

C

d)

D

42.

Ready to dive into the atomic world? Let's explore! What is the electron configuration for the super cool element Manganese?

a)

1s22s22p63s2

b)

1s22s22p63s23p64s24d5

c)

1s22s22p63s23p64s23d5

d)

1s22s22p63s23p64s24d10

43.

Embark on a quest to uncover the secret code of Silver! What magical sequence represents its electron configuration?

a)

1s22s22p63s23p64s24p63d55s24d9

b)

1s22s22p63s23p64s23d104p65s24d9

c)

1s22s22p63s23p63d104s24p64d9

d)

1s22s22p63s23p64s24d54p65s25d9

44.

Can you guess which element is being pictured here? Let's test your chemistry knowledge!

a)

neon

b)

fluorine

c)

magnesium

d)

argon

45.

Let's dive into the quantum world! Can you spot which orbital is being a rebel by violating Hund's Rule?

a)

A

b)

B

c)

C

d)

D

46.

Can you guess which element this atomic orbital diagram is revealing?

a)

Carbon

b)

Nitrogen

c)

Oxygen

d)

Phosphorus

47.

🌌✨ Can you guess which element this stellar orbital diagram belongs to?

a)

Nitrogen

b)

Oxygen

c)

Carbon

d)

Neon

48.

Which of the following is the electron configuration for Fluorine

a)
b)
c)
d)
49.

Get ready for a chemistry adventure! Can you tell us which element is the grand finale of the 4p4 electron configuration? 🌟

a)

sulfur

b)

arsenic

c)

selenium

d)

antimony

50.

Place the following in order of increasing energy levels

a)

Infrared λ=630 nm\lambda=630\ nm

b)

Green Light

λ=510 nm\lambda=510\ nm

c)

Blue Light λ=480 nm\lambda=480\ nm

d)

Ultra Violet

λ=380 nm\lambda=380\ nm

e)

Violet Light

λ=450 nm\lambda=450\ nm

1)
2)
3)
4)
5)
51.

What is the length of a wave that has a frequency of 3.09 X 1014 Hz?

a)

9.71 * 10-8

b)

9.71 X108

c)

9.71 X 10-7

d)

9.71 X 107

52.

If a wave has a frequency of 6.66 X1014 Hz, what would its wavelength be?

Use your electromagnetic spectrum to determine the color light

a)

green

b)

4.50 X10^-7 m

c)

blue

d)

5.56 X10^-7 m

53.

The image shows the eV for electrons at each energy level for a particular atom

How much ENERGY is required for an electron to transition from n= 1 to n= 3?

1 ev = 1.602 X 10-19J

Show your work

4 lines
54.

Which correctly explains a Hertz

a)

The size of the wave

b)

How HIgh a wave gets

c)

The speed of a wave moves

d)

The length of a wave

55.

Use the fictional PT. (a)   is the electron configuration for ​ (b)  

Choose from the below words
1s^2 2s^2 2p^6 3s^2 3p^6 4s^2 3d^3
Ph (phazon)
1s^2 2s^2 2p^6 3s^2 3p^6 4s^2 4d^4
Z(Zydrine)
56.

Use the fictional PT. (a)   is the electron configuration for ​ (b)  

WRITE THE ELECTRON CONFIGURATION FOR EACH OPTION.

Choose from the below words
1s^2 2s^2 2p^6 3s^2 3p^6 4s^2 3d^3
Ph (phazon)
1s^2 2s^2 2p^6 3s^2 3p^6 4s^2 4d^4
Z(Zydrine)
57.

What happens to the energy of the orbitals as you move further from the nucleus?

a)

Stays the same

b)

Increases

c)

Decreases

d)

Increases then decreases

58.

What is the SI unit of Frequency?

a)

Ampere

b)

Hertz

c)

Joule

d)

Energon

59.

What is Planck's Constant?

a)

6.626x10-34 Js

b)

6.626x10-34 J/s

c)

3.0x108 ms

d)

3.0x108 m/s

60.

What is the speed of light?

a)

3.0x108 ms

b)

3.0x108 m/s

c)

6.626x10-34 Js

d)

6.626x10-34 J/s

61.

What is the amount of Energy of an x-ray that has a wavelength of 6.12* 10-10 m.

YOU HAVE TO SHOW WORK TO GET CREDIT

4 lines
62.

Red light has a wavelength of 6.75 x 10-7 m. What is its frequency?

a)

2.03x1011 m

b)

4.44x1014 Hz

c)

4.44x1014 nm

d)

2.03x1011 Hz

63.

Calculate the frequency of a gamma-ray that has the wavelength 5.14 * 10 -14 m

YOU HAVE TO SHOW WORK TO GET CREDIT

4 lines
64.

Which color light (in the visible spectrum) has the highest frequency?

a)

Red

b)

Yellow

c)

Orange

d)

Green

65.

Which color light, in the visible light spectrum, has the highest energy?

(a)  

66.

Using the Energy formula E=(h*c)/λ,

Wavelength and energy are ______________ proportional

a)

Inversely

b)

Directly

c)

Indirectly

d)

Similarly

67.

The short the wavelength, the ___________ the frequency, This is a(n) ___________ relationship.

Pick 2

a)

higher

b)

direct

c)

shorter

d)

inverse

68.

Match the following symbol with the measurement

a)

m/s

1.

Speed of light

b)

J

2.

Energy

c)

Hz

3.

Frequency

d)

m

4.

Wavelength

69.

Reorder the following from HIGHEST energy to LOWEST

a)
b)
c)
d)
e)
1)
2)
3)
4)
5)
70.

Using the Bohr model of an electron orbit, which photon absorption will cause an electron transition from n=2 to n=3

ΔeV=eVf - eVi

a)

-1.89 eV

b)

1.9 eV

c)

1.89 eV

d)

-1.9 eV

71.

Match the following model with the particle/scientist

a)

1.

Thomson~ electrons

b)

2.

Rutherford~ postive nuclues

c)

3.

Dalton~ sphere

d)

4.

Bohr~ electrons orbit

72.

Organize these options into the correct atomic model

Categorize the following

Negatively charged

JJ Tomson

Rutherford

Dense Nuclear region

Neils Bohr

Electrons orbit the nucleus

Plumb pudding model
Nulcear Model
Plantery Model
73.

The atomic number identifies the number of __________.

a)

electrons

b)

atoms

c)

protons

d)

neutrons

74.

Subatomic particles that have a negative charge

a)

electrons

b)

protons

c)

quarks

d)

neutrons

75.

How many electrons does sulfur have

a)

16

b)

32

c)

48

d)

12

76.

The center of an atom is called the ________________.

a)

electron cloud

b)

nucleus

c)

neutrion

d)

nuetron

77.

In the electron cloud model of the atom, what does the cloud represent?

a)

the limits of the electron location

b)

the probability of the electron location

c)

the average distance between the electron and the nucleus

d)

the minimum distance between the electron and the nucleus

78.

Light is emitted when electrons

a)

move from one atom to another.

b)

collide with one another, releasing energy.

c)

move from a lower energy level to a higher energy level.

d)

move from a higher energy level to a lower energy level.

79.

Which occurs if an electron transitions from n = 5 to

n = 2 in a hydrogen atom?

a)

Energy is absorbed, and visible light is emitted.

b)

Energy is released, and visible light is emitted.

c)

Energy is released, and visible light is not emitted.

d)

Energy is absorbed, and visible light is not emitted.

80.

Which principal energy level change by the electron of a

hydrogen atom will cause the greatest amount of energy to be absorbed?

a)

n = 2 to n = 4

b)

n = 2 to n = 5

c)

n = 4 to n = 2

d)

n = 5 to n = 2

81.

What is the electron configuration of this atom?

a)

1s22s83s84s1

b)

1s22s22p63d84s1

c)

1s22s22p62d83s1

d)

1s22s22p63s23p64s1

82.

The noble gasses are found in column​ (a)  

The principle energy (n=) levels are the​ (b)   numbers.

Aluminum is in principle energy (n=) ​ (c)   and the noble gas that comes BEFORE it is​ (d)  

Choose from the below words
18
row
column
3
13
Neon
Argon
1
83-87.
83.

Chose the word or phrase that completes the sentence to explain the relationship between the initial rate of the reaction and the initial amount of H2O2 shown in Graph 1.

Increasing the initial concentration of H2O2 in the mixture ​ (a)   the intiial rate of reaction because the collisions between the molecule of the dye and the OH- ​ ​ (b)  

Choose from the below words
Increases
Decreases
occur more frequently
have more energy
84.

Graph 1 shows that dye molecules decompose faster during the first 40 minutes of the reaction. Which statement explains why the reaction is faster during the first 40 minutes?

a)

The lowest number of collisions among reactants occurs in the first 40 minutes of the reaction.

b)

    The greatest number of collisions among reactant occurs in the first 40 minutes of the reaction.

c)

The dye molecules take in the least amount of energy from sunlight in the first 40 minutes of the reaction.

d)

   The products transfer the most amount of energy to the dye molecules in the first 40 minutes of the reaction.

85.

Chose the word that completes the sentence to explain the results shown in Graph 2.

Compared to the reaction at 295 K, collisions at 350 K are​ (a)   and have ​ (b)   , resulting in a ​ (c)   decomposition oof the dye.

Choose from the below words
more frequent
less frequent
more energy
less energy
fast
slower
86.

Based on Reaction 2 in Graph 2, for the reaction at 295K the reaction is at equilibrium(meaning forward rxn is equal to the reverse rxn) at about ​ (a)   .

What evidence from graph 2 supports your response? ​ (b)  

Choose from the below words
155 minutes
15 minutes
105 minutes
There is little change in dye remaining
The dye is completely used
About half the dye is decomposed
87.

The team plans to modify the device so that it meets these two criteria.
Criterion 1: Minimize the amount of time needed to break down at least 90% of the dye.

Criterion 2: Minimize the potential harmful effects of H2O2 to aquatic organisms.

Explain one way the team could modify the device so that it meets both criteria.

Use evidence from Graph 1 (Concentration) or Graph 2 (Temperature) to support your explanation.

 

4 lines
88.

Whose model is shown?

a)

Democritus

b)

Niels Bohr

c)

J.J. Thomson

d)

Ernest Rutherford

89.

Write the FULL Electron Configuration

for Energon (En)

(a)  

90.

Mark lable where you would first see each sublevel

a)s sublevel
b)p sublevel
c)d sublevel
d)f sublevel
1
2
3
4
1)
2)
3)
4)
91.

Match the following

a)
1s^2 2s^2 2p^6 3s^1
1.

Axonium

b)

1s^2 2s^2 2p^6 3s^2

2.

Phazon

c)

1s^2 2s^2 2p^6 3s^2 3p^6 4s^2 3d^10 4p^5

3.

Bathorium

d)

1s^2 2s^2 2p^6 3s^2 3p^6 4s^2 3d^6

4.

Trioxin

92.

How many electrons can fit in each orbital?

a)

Orbital 1

1.

2 electrons

b)

Orbital 2

2.

8 electrons

c)

Orbital 3

3.

18 electrons

d)

Orbital 4

4.

32 electrons

93.

What is incorrect about this orbital diagram?

a)

Both arrows in the 2p box should be pointing up

b)

There is nothing incorrect with this diagram

c)

In the 2p box there should only be 1 electron in the first 2p box and one in the 2nd 2p box pointing in the same direction.

d)

All the arrows should be pointing up.

94.

The image shows the partial electron configuration of manganese (Mn). Below there are two empty boxes. Correctly drag the final two answers in the correct order to finish its electron configuration.​

​ ​ (a)   ​ (b)  

Choose from the below words
4s²
3d⁵
1p⁶
2s³
3d⁹
2d⁹

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