Understanding the Periodic Table

What is the Periodic Table?

• A list of all the different kinds of atoms

• A table for eating dinner

• A map of the world

• A list of famous scientists

How did Dmitri Mendeleev first try to organize the elements?

• By their colors

• By their atomic weights

• By how much they cost

• By their shapes

Which of these is a property of Alkali Metals?

• They are not reactive

• They are very reactive

• They are hard and dull

• They are found everywhere in nature by themselves

What is a special thing about many metals, like iron and gold?

• They are very soft and break easily.

• They can be bent and shaped into different forms.

• They are usually gases at room temperature.

• They do not let electricity pass through them.

What is true about Noble Gases?

• They are very good at reacting with other elements.

• They are usually liquids at room temperature.

• They do not like to react with other elements.

• They are shiny and can be bent easily.