1B – atomen les 3

• Natuurkunde / Scheikunde
• Middelbare school
• havo
• Leerjaar 1

This lesson

• The homework
• Working with Phet and the booklet
• What is chemistry

How is the preiodic talble ordered?

When is an atom neutral?

What is an ion?

What is an anion?

What cation?

Goals 

answering these questions

https://www.youtube.com/watch?v=oSCX78-8-q0

If you want to change the type of element your atom is, you can:

Add a proton    Yes/No

Or add a neutron Yes/No

Or add an electron  Yes/No

If you want to change the type of element your atom is, you can:

Add a proton    Yes/No

Or add a neutron Yes/No

Or add an electron  Yes/No

If you want to change the charge of your atom, you can either:

Add a proton    Yes/No

Or Add a neutron Yes/No

Or Add an electron  Yes/No

If you want to change the charge of your atom, you can either:

Add a proton    Yes/No

Or Add a neutron Yes/No

Add an electron  Yes/No

If you want to change the mass of your atom, you can either:

Add a proton    Yes/No

Or Add a neutron Yes/No

Or Add an electron  Yes/No

If you want to change the mass of your atom, you can either:

Add a proton    Yes/No

Add a neutron Yes/No

Or Add an electron  Yes/No

exercise 3 – page 23
What where your findings?

What goes in
the center of an atom?

What determines
the name of an element?

Carbon

Carbon

Nitrogen

Carbon

Nitrogen

Carbon - 13

The homework

For next monday

Exercise 5 ,6 and 7– page 25, 26

What is chemistry?

What is chemistry?

Chemistry is about understanding the interactions and structure of different substances.

How is the preiodic talble ordered?

When is an atom neutral?

What is an ion?

What is an anion?

What cation?

Goals 

answering these questions