Periodic Table

Each column in the periodic table is called a _________ .

• period

• group

• cluster

• unit

The atomic number of an element increases from left to right across the periodic table.

• True

• False

Match the following group names

• Nitrogen group

• Groups 3-12

• Boron group

• Group16

• Oxygen group

• Group 15

• Carbon group

• Group 14

• Transition metals

• Group 13

Which pair of properties describes the elements in Group 1?

• They are chemically stable

• They have 8 valence electrons

• They are the most reactive metals

• They are the most reactive non metals

Match the following group names:

• Noble gases

• Group 18

• Rare earth metals

• Group 2

• Halogens

• Group 3

• Alkali metals

• Group 17

• Alkaline earth metals

• Group 1

What's a valence electron?

• electrons in the second energy level

• electrons in the outermost energy level

• the atomic number

• electrons in the first level

• Metals
• Nonmetals
• Metalloids

Periods on the periodic table are arranged...

• vertically

• horizontally

• diagonally

Which classification of elements are shiny, silvery solids and good conductors of heat and electricity?

• Transition metals

• Metalloids

• Nonmetals

• Metals

• Group 1
• Group 17
• Group 2
• Group 18