Grade 9 Chemistry

Name that Element

100

H

Hydrogen

200

C

Carbon

300

Au

Gold

400

Pb

Lead

500

K

Potassium

Physical or Chemical?

100

When the hockey rink melts

What is a physical change?

200

When that cup of water you left in your room for 2 weeks dries up.

What is a physical change?

300

Picking the chocolate chips out of the trail mix

What is a physical change? 

400

Burning a log

What is a chemical change?

500

Baking a cake

What is a chemical change? 

Name that Compound

100

Water

What is H₂O?

200

NaCl

What is Table Salt?

300

Carbon Monoxide

CO

400

Carbon Dioxide

CO₂

500

Challenge: What does this formula represent? 

C₆H₁₂O₆

Sugar/ Glucose

Atom/ Molecule/Element/ Compound

100

The smallest amount of an element/ A single particle 

What is an Atom?

200

Any chemical species formed by two or more atoms chemically bonded to each other

What is a molecule? 

300

Made of 1 type of atom

(A basic substance that cannot be simplified) 

Element

400

Define compound

What is made of more than one different type of atom?

500

O₂

What am I an example of?  

A molecule.... of oxygen. 

The Atomic Model

100

Protons and Neutrons are located here.

What is the nucleus?

200

I have a negative charge

What is an electron?

300

The atomic number of Carbon?

6

400

I have the atomic number 1. 

What is hydrogen? 

500

All of the elements are organized in this "chart"

Periodic Table