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Electrons and Periodic Table Review

Total questions: 47

Worksheet time: 55mins

Name
Class
Date
1.

Which type of EM waves have the shortest wavelengths?

a)

visible light

b)

gamma rays

c)

infrared rays

2.

All electromagnetic waves have the same...

a)

frequency

b)

speed

c)

energy

3.

A wave with a long wavelength will have a ______ frequency and _____ energy

a)

high, low

b)

high, high

c)

low, low

4.

The distance between one point of a wave to the same point on the next wave.

a)

frequency

b)

wavelength

c)

crest

5.

Light travels as a tiny particles of energy called ___________

a)

Electron

b)

Quantum

c)

Photons

6.

Which elements are in the unknown sample?

a)

A and D

b)

A and C

c)

B and C

d)

D and B

7.

What color (of visible light) has the highest frequency and the shortest wavelength

a)

Violet

b)

Black

c)

White

d)

Green

8.

(True or False) As you go down the rainbow (ROYGBIV) of colors the energy increases.

a)

True

b)

False

9.

(True or False) EM waves can travel in a vacuum. (They don't need a medium).

a)

True

b)

False

10.

(True or False) Sound waves are examples of EM waves.

a)

True

b)

False

11.

If an electron moves from n=2 to n=4 ...is has __________ energy.

a)

absorbed

b)

released

c)

destroyed

12.

Which letter is pointing at the trough of the wave?

a)

A

b)

B

c)

C

d)

D

13.
What atom matches this electron configuration?
1s2 2s2 2p6 3s2
a)
Neon
b)
Magnesium
c)
Aluminum
d)
Potassium
14.

What is the electron configuration for Aluminum (Al)?

a)

1s2 2s2 2p6 3s2 3p1

b)

1s1 2s1 2p6 3s13p4

c)

1s2 2s2 2p6 3s2 3p7

15.

The 4th energy level can hold how many electrons?

a)

8

b)

10

c)

18

d)

32

16.

Given this electron configuration, what is the correct element?

[Ar] 4s2 3d5

a)

Tc

b)

Co

c)

Ti

d)

Mn

17.

Write the Noble Gas Configuration of Sulfur.

a)

[Ne]3s1

b)

[Ne]3s23p3

c)

[Ne]3s23p4

18.

There are __ energy levels

a)

1

b)

2

c)

7

d)

8

19.

How many atomic orbitals are there in the d sublevel?

a)

3

b)

5

c)

7

20.
What noble gas should be used to write the shorthand configuration for Te?
a)
Ar
b)
Kr
c)
Xe
d)
Sb
21.
What element in Period 4 has 5 valence electrons?
a)
Zr
b)
As
c)
V
d)
Sb
22.
Elements which are shiny, conduct electricity and heat are called
a)
metal
b)
nonmetal
c)
metalloid
d)
nonexistent
23.
The atoms along the staircase are called 
a)
metals
b)
nonmetals
c)
metalloids
d)
noble gases
24.
Which is an alkali metal?
a)
Magnesium
b)
Iron
c)
Sodium
d)
Europium
25.
One of the elements in Groups 3 -12 of the periodic table.
a)
Alkali metal
b)
Alkaline Earth metal
c)
Transition metal
d)
Metalloid
26.
Elements in the same period have similar characteristics.
a)
True
b)
False
27.

Elements in a period

a)

are arranged alphabetically.

b)

have identical properties.

c)

belong to the same family.

d)

have the same number of electron shells.

28.

Noble gases are stable (non-reactive) because they have 8 valence electrons (a full shell).

a)

True

b)

False

29.

The valence electrons of the elements in Group 1 and Group 2 are located in the ______ block.

a)

p

b)

d

c)

s

d)

f

30.

p-block elements in Period 4 have electrons in the ___ d10 level.

a)

2

b)

3

c)

4

d)

5

31.

Most of the element on the Periodic Table are classified as ....

a)

metals

b)

nonmetals

c)

metalloids

d)

gases

32.
Which group of elements have the most reactive metals?
a)
metalloids
b)
halogens
c)
alkali metals
d)
noble gases
33.
All elements in the same group have the same number of ___.
a)
protons
b)
neutrons
c)
atomic mass units
d)
valence electrons
34.

As you look from left to right across a period, electronegativity

a)

increases

b)

decreases

35.
The atom with the largest atomic radius in Group 18 is - 
a)
Ar
b)
He
c)
Kr
d)
Rn
36.
The element with the smallest ionization energy in Period 6 is - 
a)
Rn
b)
Cs
c)
Os
d)
Tm
37.

Ionization Energy __________ from left to right within a period and __________ from top to bottom within a group.

a)

decreases, increases

b)

increases, increases

c)

increases, decreases

d)

stays the same, increases

38.
Which atom has the largest atomic radius?
a)
potassium
b)
rubidium 
c)
francium
d)
cesium
39.

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

a)

1 electron

b)

2 electrons

c)

3 electrons

d)

4 electrons

40.

An electron occupies the lowest energy orbital that can receive it.

a)

True

b)

False- highest

c)

False- largest

41.

All orbitals of a sublevel are occupied by ______ electron before any single orbital is occupied by an another electron

a)

3

b)

2

c)

1

d)

6

42.

What is wrong with this diagram for magnesium?

a)

It is missing the 1 p sublevel

b)

The arrows in 3s2 need to point in opposite directions

c)

There are too many electrons

d)

The diagram is correct

43.
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
d)
All the arrows should be pointing up.
44.

If two electrons are in the same orbital they must ...

a)

have opposite spins

b)

have the same direction spin

c)

point upwards

45.

What sublevels exist for the 3 energy level?

a)

"s" only

b)

"s" & "p"

c)

"s", "p" & "d"

d)

"s", "p", "d", "f"

46.

Which electron is releasing the most energy?

a)

A

b)

B

c)

C

d)

D

47.

Which electron transition is emitting the longest wavelength of light?

a)

A

b)

B

c)

C

d)

D

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