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Unit 3 Review: Periodic Table and electrons

Total questions: 60

Worksheet time: 1hrs 27mins

Name
Class
Date
1.
Which is an electron?
a)
A
b)
B
c)
C
2.

This is a Bohr Diagram of Aluminum. How many valence electrons does Aluminum have?

a)

3

b)

4

c)

5

3.

How many valence electrons does Lithium (Li) have?

a)

8

b)

1

c)

5

d)

2

4.

How many valence electrons does Bromine (Br) have?

a)

5

b)

6

c)

7

d)

8

5.
What is a valence electron?
a)
an electron that is found in the outermost shell of an atom. 
b)
an electron found in the innermost shell of an atom.
c)
an electron found in the middle shell.
6.

Which of these is incorrect?

a)
b)
7.

Which of these is correct?

a)
b)
c)
8.

Which element is this?

a)

Nickel

b)

Neon

c)

Sodium

d)

Nitrogen

9.

Name this element.

a)

Argon

b)

Chlorine

c)

Aluminum

d)

Boron

10.

Name this element.

a)

Neon

b)

Magnesium

c)

Sodium

d)

Manganese

11.

How many valence electrons?

a)

2

b)

3

c)

4

d)

5

12.
How many valence electrons are found in atoms of group 14?
a)
4
b)
3
c)
14
d)
16
13.

Is this correct way to draw the Lewis Dot Structure for Carbon?

a)

Yes

b)

No, too many electrons

c)

No, not enough electrons

d)

No, dots are in wrong places

14.

as long as it is an ATOM, the number of electrons

a)

equals # of neutrons

b)

equals the mass number

c)

equals # of protons

15.

Based on VALENCE ELECTRONS, which element would be in group 16?

a)

V

b)

W

c)

X

d)

Y

e)

Z

16.

What does the period number tell you about an atom's electron arrangement?

a)

number of electrons

b)

number of valence electrons

c)

number of electron shells

d)

number of possible isotopes

17.

Atoms in Group 18 have NO charge because they fulfill the __________ rule.

a)

duet

b)

quartet

c)

octet

d)

golden

18.

Isotopes have the same number of protons but different number of _________________

a)

neutrons

b)

protons

c)

electrons

d)

eyes

19.

Ions have the same number of protons but different number of _________________

a)

neutrons

b)

electrons

c)

protons

d)

toes

20.

Ions are ________

a)

atoms with an electric charge

b)

atoms with different number of protons

c)

atoms with different number of neutrons

21.

Which group makes up most of the elements on the periodic table?

a)

metals

b)

nonmetals

c)

metalloids

d)

noble gases

22.

Which is not a property of metals?

a)

malleable

b)

shiny

c)

good conductors

d)

brittle

23.

Use the periodic table in the picture to help you answer the question. Which element would have similar properties to Lithium (Li)?

a)

Beryllium (Be)

b)

Copper (Cu)

c)

Sodium (Na)

d)

Boron (B)

24.

Which particle is responsible for the reactivity of an element?

a)

proton

b)

neutron

c)

electron

25.

Which is true of the noble gases?

a)

They do not react with other elements.

b)

They are solid at room temperature.

c)

They are reactive.

d)

They are all heavy.

26.

Lithium is a metal. Which property would not be true of Lithium?

a)

It is a gas at room temperature.

b)

It is a good conductor of electricity.

c)

It is flammable.

d)

It is shiny.

27.

Which element has the most in common with Helium (He)?

a)

Boron (B)

b)

Nitrogen (N)

c)

Fluorine (F)

d)

Argon (Ar)

28.
Which is a metalloid?
a)
Boron
b)
Aluminum
c)
Lead
d)
Bismuth (Bi)
29.
Which is an alkaline earth metal?
a)
Calcium
b)
Rubidium
c)
Carbon
d)
Iodine
30.
Which is a noble gas?
a)
Fluorine
b)
Hydrogen
c)
Iodine
d)
Krypton (Kr)
31.
Which is a halogen?
a)
Fluorine
b)
Carbon
c)
Helium
d)
Lithium
32.
Which is an alkaline earth metal?
a)
Calcium
b)
Rubidium
c)
Carbon
d)
Iodine
33.
Which element is in group 4 period 6?
a)
Helium
b)
Chromium (Cr)
c)
Hafnium (Hf)
d)
Barium
34.
Beryllium is in group number______.
a)
Group 2
b)
Group 3
c)
Group 4
d)
Group 7
35.
The period for Bromine is ___________.
a)
3
b)
2
c)
4
36.
Name group 2 on the periodic table.
a)
alkali metals
b)
alkaline earth metals
c)
noble gases
d)
transition metals
37.
Name group 1 on the periodic table.
a)
alkali metals
b)
alkaline earth metals
c)
noble gases
noble gases
d)
halogens
38.
Name group 18 on the periodic table.
a)
alkali metals
b)
alkaline earth metals
c)
transition metals
d)
noble gases
39.
Name groups 3 - 12 on the periodic table.
a)
noble gases
b)
halogens
c)
metalloids
d)
transition metals
40.
Name group 17 on the periodic table.
a)
transition metals
b)
metalloids
c)
halogens
d)
alkali metals
41.
Which element is not in the Alkali metal family?
a)
Li
b)
H
c)
Fr
d)
Cs 
42.
what does the 6 represent?
a)
Atomic mass
b)
atomic number
c)
chemical symbol
d)
element name
43.
What does the 1.00794 stand for?
a)
Hydrogen
b)
atomic number
c)
atomic mass
d)
atomic explosion
44.

Which group of elements contains the most reactive metals?

a)

Alkali Metals

b)

Alkaline Earth Metals

c)

Halogens

d)

Noble Gases

45.

How many groups or families and periods does a Periodical Table have?

a)

There are 17 groups or families and 7 periods.

b)

There are 18 groups or families and 7 periods.

c)

There are 7 groups or families and 18 periods.

d)

There are 18 groups or families and 6 periods

46.
Most of the elements on the periodic table are classified as _____.
a)
Metals
b)
Nonmetals
c)
Metalloids
d)
Periods
47.

I am a nonmetal

I am in period 2

I am in group 16

a)

Ba

b)

Si

c)

O

d)

S

48.

I am a metal

I am in group 2

I am in period 6

I am…

a)

Mo

b)

Re

c)

S

d)

Ba

49.
The atoms along the staircase are called 
a)
metals
b)
nonmetals
c)
metalloids
d)
noble gases
50.

Which of the following elements is in (period 4 , group 2)

a)

Carbon

b)

Potassium

c)

Calcium

d)

Sodium

51.

What are Group 13 elements known as?

a)

Halogens

b)

Boron Family

c)

Nitrogen Family

d)

Carbon Family

52.

What are Group 14 elements known as?

a)

Halogens

b)

Boron Family

c)

Nitrogen Family

d)

Carbon Family

53.

What are Group 15 elements known as?

a)

Halogens

b)

Boron Family

c)

Nitrogen Family

d)

Carbon Family

54.

What are Group 16 elements known as?

a)

Halogens

b)

Oxygen Family

c)

Nitrogen Family

d)

Noble Gases

55.

Which color on the image of the periodic table corresponds with the transition metals.

a)

red

b)

black

c)

blue

d)

orange

56.

Which element is NOT a metal?

a)

Chromium

b)

Radon

c)

Lithium

d)

Californium

57.

Which element has similar properties to Arsenic (Ar)?

a)

Selenium

b)

Fluorine

c)

Bismuth

d)

Germanium

58.

These elements are really bad at conducting heat/electricity.

a)

Non-metals

b)

Transition Metals

c)

Metals

d)

Metalloids

59.

Elements that are in the same group have ______________.

a)

properties that are similar to each other and behave the same.

b)

nothing in common at all.

c)

the same number of protons.

d)

very different properties.

60.

Alkali metals have _______ conductivity of heat and electricity.

a)

good

b)

semi

c)

poor

d)

no

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