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Classifying Matter Rapid Fire Review

Total questions: 40

Worksheet time: 53mins

Name
Class
Date
1.

Imagine you're a scientist, mixing different things together in your lab. What would you call two or more elements that you've mixed together in a fixed proportion? (6.5C)

a)

A magical potion

b)

A compound

c)

An element

d)

An atom

2.

Pop Quiz! Can you guess the perfect title for the second column?

a)

Could it be Metalloids?

b)

Or maybe Pure Substances?

c)

What about Compounds?

d)

Or just Science Stuff?

3.

Imagine you're an alchemist, and you've got Nitrogen, Sodium, Neon and... Water? Wait a minute, one of these is not like the others! Can you spot which one is not an element?

a)

Nitrogen

b)

Sodium

c)

Neon

d)

Water

4.

Let's dive into the world of chemistry! Can you tell me what Helium is?

a)

An Element

b)

A Compound Molecule

c)

A Mixture

d)

An Elemental Molecule

5.

Which of the following can be found on the periodic table?

a)

Elements

b)

Compound Molecules

c)

Mixtures

d)

Solutions

6.

Let's play a fun game! Can you guess the atomic number of the life-giving oxygen?

a)

Is it 5?

b)

Could it be Sandwich?

c)

Maybe it's 8?

d)

Or is it 17?

7.

Let's play a fun game! Can you tell me the atomic symbol for the element Hydrogen?

a)

Is it Hydrogen?

b)

Or maybe it's 1?

c)

Could it be H?

d)

Or is it 1.008?

8.

What does brittle mean?

a)

shiny

b)

able to be hammered into different shapes

c)

able to be drawn into a wire

d)

breaks or shatters easily

9.

Imagine you're a superhero with the power to shape metals! What would it mean if a metal is ductile?

a)

You can hammer it into funky shapes

b)

You can stretch it into a super long wire

c)

It's super heavy for its size

d)

It would break or shatter easily

10.

Silicon is a semiconductor and has properties of both metals and nonmetals. What type of element is Silicon? 

a)

Metal

b)

Nonmetal

c)

Metalloid

d)

Pretty

11.

Let's play a fun game! Can you guess how Selenium is classified?

a)

Is it a Metal?

b)

Or maybe a Nonmetal?

c)

Could it be a Metalloid?

d)

Or is it a Sedimentary?

12.
a)
conductor
b)
insulator
13.
a)
conductor
b)
insulator
14.

Guess what! We have a mystery picture here. Can you tell us which physical property it represents?

a)

Malleability

b)

Ductility

c)

Solubility

d)

Conductivity

15.

Imagine you're an explorer in the land of elements, and you come across vertical (up and down) columns in the Periodic Table. What would you call these?

a)

groups

b)

towers

c)

periods

d)

atomic numbers

16.

Let's dive into the world of chemistry! Can you tell me how the elements are arranged in the Modern Periodic Table?

a)

based on their atomic mass

b)

according to their atomic number

c)

depending on their valence electrons

d)

by the number of isotopes they have

17.

Which of the following is correct about the picture?

a)

Iron nail is an electrical insulator.

b)

Iron nail is an electrical conductor.

c)

The bulb is an electrical conductor.

d)

Both of 2 and 3 are correct answers.

18.

Which sentence is true for the picture?

a)

Eraser is an electrical insulator.

b)

Eraser is an electrical conductor.

c)

The bulb is an electrical conductor.

d)

Both of 2 and 3 are correct answers.

19.

Imagine you're a detective, and you're looking for a suspect who could either be shiny or dull. Who could it be?

a)

Metals

b)

Nonmetals

c)

Metalloids

20.

I can be nonmalleable or malleable

a)

Metals

b)

Nonmetals

c)

Metalloids

21.

Imagine you're a detective and you've found a clue. The clue is something brittle, something that can be easily broken. What could it be?

a)

A piece of metal

b)

A piece of nonmetal

c)

A piece of metalloid

22.

Which of the following represents an element?

a)

H2O

b)

H2

c)

NaCl

d)

CaCO3

23.

Which of the following is not a compound?

a)

HCl

b)

Cl

c)

NaCl

d)

CO2

24.

Salt has a chemical formula of NaCl.  Salt is a...

a)

Compound

b)

Element

c)

Mixture

d)

None of the Above

25.

What cannot be broken down into other substances?

a)

Compound

b)

Mixture

c)

Solids

d)

Element

26.

How many elements are represented in the compound?
Na2CO3

a)

1

b)

2

c)

3

d)

4

27.

This picture represents which of the following?

a)

element

b)

compound

c)

mixture

28.

This picture represents which of the following?

a)

element

b)

compound

c)

mixture

29.

This picture represents which of the following?

a)

element

b)

compound

c)

mixture

30.

Are these molecules also compounds?

a)

YES

b)

NO

31.

Are these molecules also compounds?

a)

YES

b)

NO

32.

This diagram represents...

a)

An element

b)

A molecule

c)

A compound

d)

A mixture of elements and compounds

33.

The number at the top of each square on the periodic table is the ...

a)

atomic number

b)

atomic mass

c)

Chemical Symbol

d)

Element Name

34.

The first letter of an element is always ...

a)

a lowercase letter

b)

a uppercase letter

c)

a number

d)

the letter H

35.

The second letter of an element is always a(n)...

a)

vowel

b)

uppercase letter

c)

consonant

d)

lowercase letter

36.

A pure substance...

a)

is an element or a compound

b)

is an element or a mixture

c)

is a compound or a mixture

d)

is a mixture

37.

Match the following

a)
1.

mixture

b)
2.

element

c)
3.

compound

38.

What is the chemical symbol for Sodium?

(a)  

Choose from the below words

S

So

Na

Ca

39.

Propane is a....

a)

Element

b)

Compound

c)

Mixture

40.

How many DIFFERENT atoms are in Ferrous Oxide? (Fe2O3)

a)

5

b)

2

c)

3

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