Periodic Trends

Elements that have similar properties are found in the same

• group

• period

• table

• energy level

Which of the following groups contains the most active metals?

• group 1

• group 2

• group 17

• group 18

Which of the following groups contains the most active nonmetals?

• group 1

• group 2

• group 17

• group 18

Which element is the most reactive?

• Beryllium

• Calcium

• Strontium

• Radium

Which element is the least reactive?

• Lithium

• Potassium

• Cesium

• Francium

Elements on the modern periodic table are arranged by

• atomic number

• atomic mass

• alphabetical order

• first two letters

The number of each period represents the number of

• energy levels

• neutrons

• electrons

• nuclei

What element can be found in period 3 group 13?

• Boron (B)

• Aluminum (Al)

• Gallium (Ga)

• Silicon (Si)

Tags

NGSS.MS-PS1-1

What period is calcium found in?

• 1

• 2

• 3

• 4

What group is Copper found in?

• 7

• 7

• 11

• 12