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Periodic table 8th grade

Total questions: 54

Worksheet time: 5hrs 1mins

Name
Class
Date
1.

The vertical (up and down) columns in the Periodic Table are called

a)

groups or families

b)

towers

c)

periods

d)

atomic numbers

2.

What are the horizontal rows (left and right) in the periodic table called?

a)

Families

b)

Groups

c)

Periods

d)

Orbitals

3.

All the elements that are blue and to the left of the staircase are called...

a)

metals

b)

nonmetals

c)

metalloids

d)

noble gases

4.

All the elements that are yellow and to the right of the staircase are called...

a)

metals

b)

nonmetals

c)

metalloids

d)

noble gases

5.

All the elements that are in red and that make up the staircase are called...

a)

metals

b)

nonmetals

c)

metalloids

d)

noble gases

6.

Which of the following elements is in group or family 2?

a)

K

b)

Cs

c)

O

d)

Ca

7.

Which of the following elements is in period 2?

a)

K

b)

H

c)

O

d)

Ca

8.

The elements in the vertical column #18 are called

a)

Halogens

b)

Noble Gases

c)

Alkali Metals

d)

Alkaline Earth Metals

9.

All of the noble gases have similar properties. Which element has similar chemical properties of the noble gas Argon (Ar)?

a)

Iodine

b)

Oxygen

c)

Fluorine

d)

Xenon

10.

Which of the following elements would have similar chemical properties to that of Chlorine (Cl)?

a)

Bromine (Br)

b)

Neon (Ne)

c)

Carbon (C)

d)

Oxygen (O)

11.

Halogens are in group...

a)

16

b)

17

c)

18

d)

15

12.

Which of the following elements are Halogens? (Select all that apply)

a)

Iodine (I)

b)

Fluorine (F)

c)

Chlorine (Cl)

d)

Sodium (Na)

e)

Potassium (K)

13.

How many valence electrons do all of the Group 2 Alkaline Earth Metals have?

a)

1

b)

2

c)

5

d)

7

e)

8

14.

How many valence electrons do all of the Group 1 Alkali Metals have?

a)

1

b)

2

c)

5

d)

7

e)

8

15.

This group is made of the MOST reactive metals.

a)

Transition metals

b)

Metalloids

c)

Alkali Metals

d)

Alkaline Earth Metals

16.

This group does NOT react with anything ever, they are already happy.

a)

Metals

b)

Transition Metals

c)

Noble Gases

d)

Halogens

17.

These elements are really bad at conducting heat/electricity.

a)

Non-metals

b)

Transition Metals

c)

Metals

d)

Metalloids

18.

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.

19.

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

a)

red

b)

black

c)

blue

d)

orange

20.

metalloids (semimetals)

a)

Elements that occur in vertical columns on the periodic table.

b)

an element that has both metallic and nonmetallic properties

c)

not able to conduct heat or electricity, little to no metallic luster

d)

found in group one of the periodic table; highly reactive

21.

These elements are shiny, good thermal and electric conductors, and are often useful for building or jewelry

a)

alkali metals (group 1)

b)

Transition Metals (Groups 3-12)

c)

Non-metals

d)

metalloids (semimetals)

22.

All of the following would classify an element as a metal except?

a)

Dull

b)

Luster

c)

Malleable

d)

Hard

23.

Which table below correctly lists the properties of metals and nonmetals? *

a)

A

b)

B

c)

C

d)

D

24.

If a material can easily be drawn into the shape of a wire, it is

a)

Ductile

b)

Magnetic

c)

Malleable

d)

Reactive

25.

Where are the non-metallic elements found in the periodic table?

a)

In the middle

b)

In the top rows

c)

On the left-hand side

d)

On the right-hand side

26.

How would this element be classified?

a)

Metal

b)

Nonmetal

c)

Metalloid

d)

Metamorphic

27.

Good conductor of heat

a)

Metal

b)

Nonmetal

28.

Anytime you see the word SEMICONDUCTOR - what substance do you have?

a)

Metal

b)

Nonmetal

c)

Metalloid

29.

What category of elements is shaded in the periodic table?

a)

Metals

b)

Nonmetals

c)

Metalloids

30.

Match the type of elements

a)

Non-metals

1.

share or gain electrons

b)

metals

2.

lose electrons

c)

metalloids

3.

share, lose or gain electrons

d)

Hydrogen

4.

lose or share electrons

31.

Elements were organized to make a periodic table in the following order

a)
properties
b)

atomic mass

c)

atomic number

1)
2)
3)
32.

What is the common property of elements in group 1 of the periodic table?

a)

They are metalloids

b)

They are highly reactive metals

c)

They are noble gases

d)

They are nonmetals

33.

Match the following number of valence electrons with their group

a)

3-12 Group B

1.

can vary

b)

8A (18)

2.

8

c)

1A

3.

1

d)

2A

4.

2

e)

7A (17)

5.

7

34.

Mendeleev was the first person to arrange the elements into a table. How did he arrange the rows?

a)
alphabetical 
b)
density
c)
melting point
d)
atomic mass
35.

How many periods are on the periodic table?

a)

5

b)

6

c)

7

d)

8

36.
Which elements have the most similar chemical properties?
a)
K and Na
b)
K and Ca
c)
K and Cl
d)
K and S
37.

Match the following elements to the group they belong to.

a)

sodium

1.

alkali metal

b)

calcium

2.

alkaline earth metal

c)

chlorine

3.

halogen

d)

argon

4.

noble gas

38.

What Kind of Bonds/interactions do each type of element make

a)

Metals & nonmetals

1.

ionic

b)

Metaloids + ___

2.

ionic, covalent

c)

Metals + metals

3.

alloys

d)

Non-metals +nonMetals

4.

Covalent

39.

Order the following Metals from the MOST reactive to Least

a)

Alkali

b)

Alkaline earth

c)

transitional

d)

Other mixed metals

1)
2)
3)
4)
40.

Match the following

a)

Oxygen

1.

non-metal

b)

Calcium

2.

alkali earth metal

c)

Copper

3.

transition metal

d)

Bromine

4.

halogen

e)

Xenon

5.

noble gas

41.

Which of the following DOESNOT decribe period 6 & 7

a)

Stable, abundent, common metals

b)

aka inner transitional

c)

aka rare earth metals

d)

lanthanides & actinides

42.

Match the following

a)

metalloids

1.

characteristics of both metals and nonmetals

b)

metals

2.

generally shiny, malleable, ductile, and good conductors of heat and electricity

c)

nonmetals

3.

generally dull, brittle, and poor conductors of heat and electricity

d)

groups/family

4.

vertical columns on the Periodic Table that contain elements with similar properties

e)

period

5.

the horizontal rows of elements on the Periodic Table

43.

Match the following

a)
1.

alkali metals

b)
2.

alkaline earth metals

c)
3.

transition metals

d)
4.

halogens

e)
5.

noble gases

44.

Match the following elements to the group they belong to.

a)

tin (Sn), Aluminum

1.

other mixed metals

b)

silicon

2.

metalloid

c)

chlorine

3.

halogen

d)

argon

4.

noble gas

e)

iron

5.

transition metal

45.

Match the following elements to the group they belong to.

a)

Uranium (U), Nd

1.

inner transitional, rare earth

b)

Ge, Sb

2.

metalloid

c)

Ca

3.

Alkaine earth

d)

He

4.

noble gas

e)

Au(gold), Cu (copper)

5.

transition metal

46.

Using the element picture, what is the atomic number?

a)

1

b)

H

c)

Hydrogen

d)

1.00794

47.
In the modern periodic table elements are arranged by:
a)
atomic mass
b)
atomic number
c)
valence electrons
d)
number of isotopes
48.
Why were there blank spaces left in Mendeleev's periodic table?                                              
a)
He didn't know what to put there.
b)
 Undiscovered elements not yet known.
c)
Multiple elements could have fit
d)
He forgot to add the elements in.
49.
Which property did Mendeleev use to order his periodic table?
a)
Shielding effect
b)
Eletronegitivity
c)
Atomic Weight
d)
Metallic Character
50.

Dmitri Mendeleev arranged the 63 known elements at the time by __________________.

a)

atomic number

b)

atomic mass

c)

neutron number

d)

none of the above

51.

The modern periodic table is arranged by ___________________.

a)

atomic number

b)

atomic mass

c)

neutrons only

d)

none of the above

52.

Elements were FIRST organized based on

a)

properties like color, density, state, metalic

b)

atomic mass

c)

atomic number

53.

The periodic table has _____periods & _____groups

a)

6 ....7

b)

7....18

c)

18.....7

d)

too many

54.

Use Periodic table to answer

a)

Group 1 Period 4

1.

K (Potasium)

b)

Group 8A (18) Period 4

2.

Kr (krypton)

c)

Group 3

Period 2

3.

No element

d)

Group 11

Period 4

4.

Cu (copper)

e)

Group 7a (17)

Period 1

5.

F (flourine)

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