1. Matter and Change- Chapter 1
Section 1 Chemistry Is a Physical Science
Section 2 Matter and Its Properties
Section 3 Elements

2. Studies: composition, structure, properties of matter
What is Chemistry?
Studies:
composition, structure, properties of matter
Processes that occur, energy changes of matter

3. Chapter 1 A chemical is any substance that has a definite composition.
Section 1 Chemistry Is a Physical Science
Chapter 1
A chemical is any substance that has a definite composition.
sucrose
water
carbon dioxide

4. Top Eight Chemicals Made in the United States
Section 1 Chemistry Is a Physical Science
Chapter 1
Top Eight Chemicals Made in the United States

5. Chapter 1 Matter Matter is anything that has mass and takes up space.
Section 2 Matter and Its Properties
Chapter 1
Matter
Matter is anything that has mass and takes up space.
Volume is the amount of space an object occupies.
Mass is a measure of the amount of matter.

6. Basic Building Blocks of Matter
Section 2 Matter and Its Properties
Chapter 1
Basic Building Blocks of Matter
Atom- smallest unit of an element that maintains the chemical identity of that element.
Element -pure substance made of one type of atom.
Compound pure substance which has more than one element chemically combined

7. Section 2 Matter and Its Properties
Chapter 1

8. Section 2 Matter and Its Properties
Chapter 1

9. Section 2 Matter and Its Properties
Chapter 1
Examples of Mixtures

10. Chapter 1 Physical Properties
Section 2 Matter and Its Properties
Chapter 1
Physical Properties
can be observed or measured without changing the identity of the substance
melting & boiling point, color, mass, density

11. Intensive Properties -do not depend on the amount of matter present.
melting point
boiling point
density
ability to conduct electricity
ability to transfer energy as heat

12. the amount of energy in a substance.
Extensive properties
-depend on the amount of matter that is present.
volume
mass
the amount of energy in a substance.

13. Chapter 1 Chemical Properties
Section 2 Matter and Its Properties
Chapter 1
Chemical Properties
Describes substance’s ability to undergo changes
Ex. Reaction with acid or air

14. Chapter 1 Physical Changes
Section 2 Matter and Its Properties
Chapter 1
Physical Changes
change in a substance that does not involve a change in the identity of the substance
grinding, cutting, melting, and boiling
change of state -physical change of a substance from one state to another.

15. Burning, tarnishing, digesting
Chemical Change
One or more substance becomes a new substance with different properties
Burning, tarnishing, digesting

16. Chapter 1 Chemical Changes
Section 2 Matter and Its Properties
Chapter 1
Chemical Changes
reactants -substances that react in a chemical change.
products -substances that are formed
Carbon plus oxygen yields (or forms) carbon dioxide.
reactants product
carbon oxygen carbon dioxide

17. Evidence of a Chemical Change
Section 2 Matter and Its Properties
Chapter 1
Evidence of a Chemical Change

18. Particle Model of Matter
states of matter—solid state, liquid state, gas state, plasma
Draw a solid, liquid and gas using a dot to represent a particle.

19. Visual Concepts
Chapter 1
Plasma

20. Section 3 Elements
Chapter 1
Objectives
Use a periodic table to name elements, given their symbols.
Use a periodic table to write the symbols of elements, given their names.
Describe the arrangement of the periodic table.
List the characteristics that distinguish metals, nonmetals, and metalloids.

21. Regions of the Periodic Table
Section 3 Elements
Chapter 1
Regions of the Periodic Table

22. Introduction to the Periodic Table
Section 3 Elements
Chapter 1
Introduction to the Periodic Table
The vertical columns of the periodic table are called groups, or families.
The horizontal rows of elements in the periodic table are called periods.

23. Chapter 1 Types of Elements Metals Properties
Section 3 Elements
Chapter 1
Types of Elements
Metals
Properties
most are solids at room temperature
malleable - they can be hammered or rolled into thin sheets
ductile - they can be drawn into a fine wire
conduct electricity and heat well

24. Chapter 1 Types of Elements Gold, copper, and aluminum are metals
Section 3 Elements
Chapter 1
Types of Elements
Gold, copper, and aluminum are metals

25. Chapter 1 Types of Elements Nonmetals Properties many are gases
Section 3 Elements
Chapter 1
Types of Elements
Nonmetals
Properties
many are gases
solids are brittle
poor conductors of heat and electricity

26. Chapter 1 Types of Elements Various nonmetal elements
Section 3 Elements
Chapter 1
Types of Elements
Various nonmetal elements
(a) carbon, (b) sulfur, (c) phosphorus, and (d) iodine

27. Chapter 1 Types of Elements Metalloids
Section 3 Elements
Chapter 1
Types of Elements
Metalloids
element that has some characteristics of metals and some characteristics of nonmetals.
Properties
all metalloids are solids at room temperature
semiconductors of electricity

28. Chapter 1 Types of Elements Noble Gases
Section 3 Elements
Chapter 1
Types of Elements
Noble Gases
elements in Group 18 of the periodic table
generally unreactive
gases at room temperature