L10 - Elements, compounds, and mixtures

• Chemistry
• Secondary Education

Lesson 1 - What is IGCSE Chemistry?

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Lesson 10 - Elements, compounds, and mixtures

• describe what a solution is.

I will be successful if I can...

• classify a substance as an element, compound, or   mixture.

• give examples of an element, compound, or a mixture   that I use or consume every day.

A

B

C

• describe how a soluble solid dissolves in a solvent.

D

• describe how to make a solution.

E

• show how to make a saturated solution.
  

F

Structures of solids, liquids and gases

KPT	SOLID	LIQUID	GAS
Kinetic energy of particles	Low energy	Medium energy	High energy
Motion of particles	Vibrating at a fixed position	Moving slide past each other	Moving freely and quickly
Arrangement of particles	Regular, in rows	Irregular	Irregular
Separation of particles	Close together, (all) touching	Close together, (some) touching	Far apart
Forces between particles	van der Waals forces	cohesive forces	NO force between particles

Pure (Au) gold is a(n) _____________.

1. mixture
2. element
3. compound

Sugar is a(n) _____________.

1. mixture
2. element
3. compound

Seawater is a(n) _____________.

1. mixture
2. element
3. compound

Mineral water is a(n) _____________.

1. mixture
2. element
3. compound

The oxygen in the tank is a(n) _____________.

1. mixture
2. element
3. compound

Which of the given diagrams shows a compound?

1. A only
2. A and D
3. A and B
4. B and C

Which of the given diagrams shows an element?

1. A only
2. A and D
3. A and B
4. B and C

Which of the given diagrams shows a mixture?

1. A only
2. C and D
3. A and D
4. D only

• Share with your seatmate.

Check for understanding

• Write two examples of an element, a   compound and a mixture you usually   use or consume.

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Question

What does the water say to the solute?

Can you make a solution with:
an insoluble solid + water ?

• Open your notebook.
• Look for this.
• Read.
• Reflect.
• Complete.

Chemistry

 Journal

Name something you did not know before this lesson, 

but NOW you do! 

• You have 15 minutes to complete this task.

Classwork 7: States of matter

• Prepare your black or blue pen.

• Answer the given questions.

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