The Periodic Table

The Periodic Table

Overview

Open Ended

What was the most important thing that helped him to complete the puzzle?

Chemist's way of classifying elements

Periodic Table

We will look at:

• 1. An overview of periodic table

• 2. Group 1: Alkali Metals

• 3. Group 7: Halogens

• 4. Transition elements

• 5. Noble gases

• 6. Trends across periods

ELEMENTS

made up of only one type of atom

Multiple Choice

Elements in periodic table are arranged by?

• Alphabetical order

• Proton number

Element are classified in order of their PROTON numbers

1-118

LETS BUILD AN ATOM

game time

Artificial Elements

• created in lab

• lowest block,bottom row

• radioactive/unstable

• breaks down very quickly

• not found in nature

• eg?

How can you identify the elements on the periodic table?

Is it just by proton number?

Multiple Choice

Which element has proton number 11?

• Neon

• calcium

• sodium

Multiple Choice

How many groups are there in a periodic table?

• 8

• 18

• 118

Multiple Choice

How many rows are there in a periodic table?

• 7

• 17

• 117

Multiple Choice

What does the zig zag line represent on the periodic table?

• To differentiate stable and unstable elements

• To separate metals from non-metals

Open Ended

Use the periodic table to fine the names of 2 metals in common use around you?

Open Ended

Only 2 groups in the table are completely non-metal. Which two?