Elements, Compounds and Mixtures

Question 1

How many types of atoms does an Element contain?

Answer 1

Only one type of Atom

Question 2

Are Elements an Impure or a Pure Substance?

Answer 2

Pure

Question 3

What is some other information about Elements?

Answer 3

The atoms may occur individually or bonded together to form molecules of that element. All Elements appear in the Periodic Table.

Question 4

How many different Elements are in a Compound?

Answer 4

At least Two different Elements that are Chemically Bonded together.

Question 5

What is some other information about Compounds?

Answer 5

They do not appear in the Periodic Table. All Compounds are molecules, but not all molecules are compounds.

Question 6

Is a compound an Impure or a Pure substance?

Answer 6

Pure

Question 7

How many different substances does a Mixture contain and what substances?

Answer 7

At least two different substances- elements and/or compounds

Question 8

What is an example of a Mixture?

Answer 8

Alloys are examples of Mixtures, such as Steel and Brass

Question 9

Are Mixtures a Pure or Impure substance?

Answer 9

Impure

Question 10

What is some other information about Mixtures?

Answer 10

It is easy to physically separate the components of a mixture but extremely difficult to separate the elements that make up a compound.