![Rolls of aluminum](/sites/default/files/styles/resource_card_image_360x300_/public/2023-12/rolls%20of%20aluminum.jpg?itok=pT5LBL_q)
Chemistry in the Aluminum Industry
Backgrounders
Learn about the role of chemistry in the aluminum industry.
![Hand writing chemical equations](/sites/default/files/styles/resource_card_image_360x300_/public/2021-10/writing_chemical_equations.jpg?itok=aOerl6xI)
Chemical Equations
Backgrounders
Learn about how to write and balance chemical equations.
![Heating a liquid over a flame in a lab](/sites/default/files/styles/resource_card_image_360x300_/public/2021-11/reaction_types_header.jpg?itok=RwhxbpFu)
Types of Chemical Reactions
Backgrounders
Learn about the four main types of chemical reactions.
![Test tubes with colourful liquids](/sites/default/files/styles/resource_card_image_360x300_/public/2021-11/test-tube-with-colourful_liquids.jpg?itok=MEo5D0U_)
Evidence of Chemical Change
Backgrounders
Learn how to tell if a chemical reaction has taken place.
![Periodic Table with molecular model](/sites/default/files/styles/resource_card_image_360x300_/public/2021-11/benzene_periodic_table.jpg?itok=fCC8x3H6)
Introduction to the Periodic Table of the Elements
Backgrounders
Learn about the elements of the periodic table and how they are organized.
![Colourful liquids and periodic table](/sites/default/files/styles/resource_card_image_360x300_/public/2021-01/colourful_liquids_periodic_table.jpg?itok=BiLEZpiY)
Describing and Classifying Matter
Backgrounders
Learn about the physical and chemical properties of matter.
![Timothy Burkhart](/sites/default/files/styles/resource_card_image_360x300_/public/2020-11/Timothy_Burkhart.jpg?itok=_rID7Ano)
Query a Career Profile
Lessons
Students will explore career profiles and relate them to what they are learning in science class.
![Nitrogen symbol from periodic table](/sites/default/files/styles/resource_card_image_360x300_/public/2021-03/the-periodic-table-element-nitrogen.jpg?itok=bs_Xbeg4)
Understanding the Nitrogen Cycle
STEM Explained
What is the nitrogen cycle? How do human activities such as using fertilizer affect the nitrogen cycle? How can this cause greenhouse gases?
![Screen capture from the TED Ed video “The genius of Mendeleev's periodic table”](/sites/default/files/styles/resource_card_image_360x300_/public/2019-09/Mendeleev_video_screen_shot.jpg?itok=LmlKtLid)
The Genius of Mendeleev's Table
STEM Explained
Dmitri Mendeleev’s version of the periodic table was brilliant - find out why!
![Keplers Supernova. Image © NASA](/sites/default/files/styles/resource_card_image_360x300_/public/2019-09/Keplers%20Supernova.jpg?itok=VFbU-ykR)
The Life and Death of Stars
STEM Explained
The life and death of stars form the chemical elements that make up Earth, making stars critical to life as we know it.
![The newest chemical elements](/sites/default/files/styles/resource_card_image_360x300_/public/2019-10/new-chemical-elements-nihonium-moscovium-tennessine-and-oganesson.jpg?itok=DnC4xsXM)
The Newest Elements on the Periodic Table
STEM Explained
The periodic table was last updated in 2016 with four new chemical elements. What is a chemical element? What is the atomic structure of the newest chemical elements? How did they get their names?
![An image showing the symbol, atomic number and relative atomic mass of sodium. Sodium’s symbol is Na, its atomic number is 11 and its relative atomic mass is approximately 22.99. Image © istockphoto.com/3dalia](/sites/default/files/styles/resource_card_image_360x300_/public/2019-08/3590-1.jpg?itok=2VBKhM3W)
Na Na Na Na (Hey Hey Hey) Sodium!
STEM Explained
Sodium is a useful chemical element. You consume it as table salt regularly. Learn about salt mining, sodium uses, and what problems too much sodium can cause.
![illustration of a hydrogen car](/sites/default/files/styles/resource_card_image_360x300_/public/2019-10/Hydrogen_car.png?itok=-Ul7H9-e)
The History and Uses of Hydrogen
STEM Explained
Hydrogen’s tendency towards combustion is what makes it both a dangerous chemical element and a useful energy source.
![heavy metal band](/sites/default/files/styles/resource_card_image_360x300_/public/2019-09/Heavy_metal_band_0.jpg?itok=-Zc4rYXH)
A Taste of Heavy Metal
STEM Explained
Heavy metal is a term for some toxic chemical elements. They can cause problems like bioaccumulation, but are useful in nuclear medicine and medical imaging.
![Bryan Wilson - General Manager, North American Palladium](/sites/default/files/styles/career_image/public/2019-08/4569_14.jpg?itok=Cm3wRRqJ)
Bryan Wilson (Video)
Career Profiles
General Manager