Quiz about Elements and Compounds 6th

Question 1

How many different elements are in this chemical formula: C₂H₂ClK₃

Accepted Answer

4

Answer

6

Answer

8

Answer

2

Question 2

Which of the following atomic symbols is written correctly?

Accepted Answer

H

Answer

OH

Answer

oH

Answer

fe

Question 3

Which of the following is a pure substance?

Accepted Answer

Co

Answer

CO

Answer

C02

Answer

H2O

Question 4

Which of the following is a pure substance?

Accepted Answer

O2

Answer

Al2CO5

Answer

C₆H₁₂O₆

Answer

SiO2

Question 5

Which of the following atomic symbols for bromine is written correctly?

Accepted Answer

Br

Answer

bR

Answer

BR

Answer

br

Question 6

Which of the following chemical formulas represents a compound?

Accepted Answer

CH3CHO

Answer

C3

Answer

O2

Answer

H2

Question 7

Can be found on the periodic table

Accepted Answer

Element

Answer

Compound

Answer

MIxture

Question 8

What is krypton?

Accepted Answer

element

Answer

compound

Answer

mixture

Question 9

What is gold?

Accepted Answer

element

Answer

compound

Answer

mixture

Question 10

What is sugar?

Accepted Answer

compound

Answer

element

Answer

mixture

Question 11

What is water?

Accepted Answer

compound

Answer

element

Answer

mixture

Question 12

When two or more elements chemically combine

Accepted Answer

compound

Answer

element

Answer

mixture

Answer

solution

Question 13

Which one can be found on the periodic table?

Accepted Answer

Element

Answer

Compound

Question 14

Which item on this element square is the chemical symbol?

Accepted Answer

Cu

Answer

Copper

Answer

29

Answer

63.546

Question 15

What element is found in all four areas of the earth that we studied?

Accepted Answer

Oxygen (O)

Answer

Sodium (Na)

Answer

Carbon (C)

Answer

Nitrogen (N)

Question 16

This element occurs in large amount in the atmosphere and small amount in living things.

Accepted Answer

Nitrogen

Answer

Oxygen

Answer

Argon

Answer

Carbon

Question 17

Which statement best describes an element?

Accepted Answer

pure, made of only one atom

Answer

made from mixture

Answer

thousands in the world

Answer

can be separated

Question 18

Compounds are different than elements because compounds are -

Accepted Answer

A combination of two or more elements.

Answer

B)not able to be broken down into parts

Answer

made from the same type of atoms

Answer

a pure substance, elements are not

Question 19

The smallest particle of any particular type of matter is known by which of the following terms?

Accepted Answer

Atom

Answer

Element

Answer

Chemical

Answer

Substance

Question 20

Examples are water (H₂O) and carbon dioxide (CO₂).

Accepted Answer

compounds

Answer

elements

Answer

mixtures

Question 21

This picture represents which of the following?

Accepted Answer

element

Answer

compound

Answer

mixture

Question 22

This picture represents which of the following?

Accepted Answer

compound

Answer

element

Answer

mixture

Question 23

Identify

Accepted Answer

Element

Answer

Compound

Answer

Mixture

Question 24

compounds are chemically bounded together

Accepted Answer

true

Answer

False

Answer

I don't know?

Question 25

Can an element be broken down into a simpler substance

Accepted Answer

No

Answer

yes

Question 26

Are there any compounds on the periodic table

Accepted Answer

no because only elements are on the periodic table

Answer

yes there are many

Answer

I think they are?

Question 27

How many elements are represented in the compound?
Na₂CO₃

Accepted Answer

3

Answer

1

Answer

2

Answer

4

Question 28

A combination of substances that are not chemically combined is called a(n)____________.

Accepted Answer

mixture

Answer

compound

Answer

physical

Question 29

Mixtures are separated through ___________changes.

Accepted Answer

physical

Answer

mixture

Answer

compound

Question 30

This picture represents which of the following?

Accepted Answer

mixture

Answer

element

Answer

compound

Question 31

This picture represents which of the following?

Accepted Answer

compound

Answer

element

Answer

mixture

Question 32

This picture represents which of the following?

Accepted Answer

element

Answer

compound

Answer

mixture

Question 33

Elements can be broken down into simpler substances.

Accepted Answer

false

Answer

true

Answer

sometimes

Question 34

Examples are milk and gasoline.

Accepted Answer

mixtures

Answer

elements

Answer

compounds

Elements and Compounds 6th

35 questions

How many different elements are in this chemical formula: C₂H₂ClK₃

Which of the following atomic symbols is written correctly?

Which of the following is a pure substance?

Which of the following is a pure substance?

Which of the following atomic symbols for bromine is written correctly?

Which of the following chemical formulas represents a compound?

Can be found on the periodic table

What is krypton?

What is gold?

What is sugar?

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Elements and Compounds 6th

35 questions

How many different elements are in this chemical formula: C2H2ClK3

Which of the following atomic symbols is written correctly?

Which of the following is a pure substance?

Which of the following is a pure substance?

Which of the following atomic symbols for bromine is written correctly?

Which of the following chemical formulas represents a compound?

Can be found on the periodic table

What is krypton?

What is gold?

What is sugar?

Create a free account and access millions of resources

Similar Resources on Wayground

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How many different elements are in this chemical formula: C₂H₂ClK₃