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Unit 6: Atoms & Periodic Table Review

Total questions: 69

Worksheet time: 47mins

Name
Class
Date
1.

What happens to the atomic numbers as you move from left to right on the periodic table?

a)

Increase

b)

Decrease

c)

Stay the same

d)

Nothing

2.

Which of the following elements is most likely to have similar properties to those of sodium (Na)?

a)

Magnesium (Mg)

b)

Sulfur (S)

c)

Francium (Fr)

d)

Titanium (Ti)

3.

If an element has 117 protons which group will it be in on the periodic table?

a)

1

b)

7

c)

11

d)

17

4.

Which element is located in group 3?

a)

Yttrium (Y)

b)

Carbon (C)

c)

Sodium (Na)

d)

Lithium (Li)

5.

Which element is located in period 4?

a)

Zirconium (Zr)

b)

Silicon (Si)

c)

Beryllium (Be)

d)

Iron (Fe)

6.

Two elements that have similar physical and chemical properties are most likely in the same...

a)

period

b)

row

c)

group

7.

Which element is most likely to have six valence electrons?

a)

Barium (Ba)

b)

Carbon (C)

c)

Oxygen (O)

d)

Americium (Am)

8.

Which element is most likely to have three electron energy levels?

a)

Argon (Ar)

b)

Lithium (Li)

c)

Boron (B)

d)

Europium (Eu)

9.

Which element is located in period 4 and group 5?

a)

Vanadium (V)

b)

Zirconium (Zr)

c)

Niobium (Nb)

d)

Titanium (Ti)

10.

Which element is most likely to have six electrons in its 4th energy level?

a)

Oxygen (O)

b)

Selenium (Se)

c)

Krypton (Kr)

d)

Potassium (K)

11.

In which group would an element that is not reactive most likely be located?

a)

1

b)

2

c)

16

d)

18

12.

In which group would an element that is very reactive most likely be located?

a)

1

b)

5

c)

15

d)

18

13.

In which group would an element that is a gas most likely be located?

a)

1

b)

3

c)

12

d)

18

14.

Which of the following elements is most likely a metal?

a)

W

b)

X

c)

Y

d)

Z

15.

Which of the following elements is most likely a metalloid?

a)

W

b)

X

c)

Y

d)

Z

16.

Which of the following elements is most likely a poor conductor of electricity?

a)

Beryllium (Be)

b)

Gold (Au)

c)

Phosphorus (P)

d)

Copper (Cu)

17.

Which of the following has four neutrons?

a)

Calcium (Ca)

b)

Lithium (Li)

c)

Beryllium (Be)

d)

Oxygen (O)

18.

What is the atomic mass of an element with 16 protons, 13 neutrons, and 16 electrons?

a)

13 amu

b)

16 amu

c)

29 amu

d)

45 amu

19.

How many neutrons are located in the nucleus of an atom that has 12 protons, 12 electrons, and an atomic mass of 28 amu?

a)

12

b)

16

c)

28

d)

40

20.
Which of these elements has the greatest atomic radius? 
a)
H
b)
N
c)
Cl
d)
Cs
21.
All elements found on the left side of the Periodic Table of the Elements have what properties in common?
a)
They conduct heat and electricity 
b)
They are all gases 
c)
They are brittle and dull
d)
They are radioactive
22.
Which of these elements has an electron structure most similar to that of element X?
a)
1
b)
2
c)
3
d)
4
23.
Based on their locations in the periodic table, which element has chemical properties most similar to those of calcium, Ca?
a)
beryllium, Be
b)
potassium, K
c)
titanium, Ti
d)
yttrium, Y
24.
The number of valence electrons in an element affects the reactivity of that element. Which element listed has the fewest valence electrons?
a)
beryllium (Be)
b)
sodium (Na) 
c)
oxygen (O) 
d)
neon (Ne)
25.
According to the Periodic Table of the Elements, which set of elements has similar properties?
a)
H, C, I
b)
He, H, Al
c)
He, Ne, Ar
d)
Na, Ca, Al
26.
What is the family name of this group of elements? 
a)
Alkali metals 
b)
Halogens 
c)
Noble Gases 
d)
Alkali Earth Metals 
27.
Which element has 2 valence electrons? 
a)
cesium (Cs) 
b)
magnesium (Mg)
c)
boron (B)
d)
argon (Ar) 
28.
How many Valance electrons does Iodine Have?
a)
6
b)
16
c)
7
d)
17
29.
Which atom has the largest atomic radius?
a)
potassium
b)
rubidium 
c)
francium
d)
cesium
30.
Which of the following will have a larger radius than Zinc?
a)
Gallium
b)
Aluminum
c)
Magnesium
d)
Strontium
31.
As you move down the periodic table atoms get bigger.  This is because ____________.
a)
The atoms have more mass.
b)
The atoms have more protons.
c)
The atoms have more energy levels
d)
The atoms have more neutrons
32.

All matter is made up of ___________.

a)

energy

b)

atoms

c)

electrons

d)

compounds

33.
The positive particles of an atom are 
a)
electrons 
b)
positrons 
c)
neutrons 
d)
protons 
34.
Particles in an atom that are neutral and have no charge are 
a)
negatrons 
b)
electrons 
c)
neutrons 
d)
protons 
35.
The particles that are found in the nucleus of an atom are
a)
neutrons and electrons
b)
electrons only
c)
protons and neutrons
d)
protons and electrons
36.
Neutrons are _______________ particles.
a)
negative
b)
positive
c)
neutral
d)
cows
37.
The positive particles of an atom are called ___________.
a)
electrons 
b)
atoms
c)
neutrons 
d)
protons 
38.

Electrons have this type of charge?

a)

negative

b)

positive

c)

neutral

39.
The smallest part of an element is known as the 
a)
Periodic Table
b)
Atom
c)
Group
d)
Period
40.
Where are neutrons located in the atom?
a)
shells/orbitals
b)
rings
c)
center
d)
nucleus
41.
How does the size of a proton compare to the size of a neutron?
a)
larger
b)
smaller
c)
equal
42.
These particles orbit around the nucleus of an atom.  What are they called?
a)
electrons
b)
protons
c)
neutrons
d)
photons
43.
What is the overall charge of this atom?
a)
+3
b)
-3
c)
0
d)
+1
44.

What is the central core of an atom called?

a)

nucleus

b)

neutron

c)

proton

45.

To change Li to Li⁺, you need to:

a)

add one electron

b)

remove one electron

c)

remove one proton

d)

add one neutron

46.

Fe²⁺ and Fe³⁺ are different iron:

a)

ions

b)

elements

c)

isotopes

d)

atoms

47.

¹⁴₆C and ¹²₆C are examples of carbon:

a)

ions

b)

isotopes

c)

molecules

d)

valences

48.

14₆C has how many protons?

a)

6

b)

14

c)

12

d)

20

49.

Li⁺ and Cu²⁺ are examples of:

a)

anions

b)

isotopes

c)

cations

d)

molecules

50.
What is the symbol for an ion which has 8 protons and 10 electrons?
a)
N³⁻
b)
O²⁻
c)
F⁻
d)
O³⁻
51.

What is the nuclear symbol for the isotope of oxygen which has 9 neutrons?

a)

¹⁶₈O

b)

¹⁷₈O

c)

¹⁸₈O

d)

¹⁸₉O

52.

Li⁺ has how many electrons? (hint: the atomic number of lithium is 3)

a)

0

b)

1

c)

2

d)

3

53.

How many protons, neutrons, and electrons does ⁷₄Be²⁺ have?

a)

4,3,2

b)

4,3,6

c)

4,3,4

d)

4,6,3

54.

N³⁻ has:

a)

7 protons and 4 electrons

b)

7 protons and 10 electrons

c)

7 protons and 11 electrons

d)

7 protons and 12 electrons

55.
Ions are: 
a)
atoms with a positive or negative charge
b)
atoms with no charge
c)
atoms with ONLY a positive charge
d)
atoms with ONLY a negative charge
56.
When an atom loses a valence electron, it becomes a(n) _____________ ion.
a)
positive
b)
negative
c)
neutral
d)
polyatomic
57.
When an atom gains a valence electron, it becomes a(n) _____________ ion.
a)
positive
b)
negative
c)
neutral
d)
polyatomic
58.
If an element has 3 valence electrons, what charge will likely form on its ion ?  Hint:  It will lose those electrons.  What happens to the charge when it loses 3 electrons?
a)
+3
b)
+5
c)
-3
d)
-5
59.
Ionic bonds form between two ions that have 
a)
ionic compounds
b)
negative charges
c)
positive charges
d)
opposite charges 
60.
Atoms that gain & lose electrons are called _________
a)
ions
b)
isotopes
c)
radioactive
d)
corrosive
61.
What is the charge of an atom that has gained one electron?
a)
-1
b)
-2
c)
+1
d)
+2
62.

Isotopes of an element have a different number of...

a)

Protons

b)

Neutrons

c)

Electrons

d)

Mass

63.

Potassium-39 has how many neutrons?

a)

19

b)

18

c)

20

d)

21

64.

Nickel-59 has how many neutrons?

a)

30

b)

31

c)

32

d)

33

65.

Bromine-80 has how many neutrons?

a)

41

b)

42

c)

44

d)

45

66.

76 protons and 114 neutrons

a)

Osmium-114

b)

Osmium-76

c)

Osmium-190

d)

Osmium-190.23

67.

12 protons and 13 neutrons

a)

Mg-12

b)

Mg-13

c)

Mg-25

d)

Mg-24.305

68.

9 protons and 9 neutrons

a)

Fluorine-18

b)

Fluorine-9

c)

Fluorine-16

d)

Fluorine-18.998

69.

How do you calculate mass number?

a)

Mass x percent

b)

Protons + Electrons

c)

Protons + Neutrons

d)

Neutrons + Protons + Electrons

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