Periodic Table Review

How are elements in the periodic table organized?

• Alphabetically
• Based on physical and chemical properties
• Increasing number of electrons
• Most reactive to least reactive

Most elements on the periodic table are classified as __________.

• Metals
• Non-Metals
• Metaloids
• Gases

Groups on the periodic table are arranged

• Vertically (up and down)
• Horizontally (left to right)

Which accurately describes nonmetals?

• Both malleable and ductile
• Often used in computer parts
• Poor conductors of electricity
• Always solid at room temperature

Which group on the periodic table is the most reactive Metals?

• Alkaline-earth metals - Group 2
• Alkali metals - Group 1
• Transition metals - Group 3-7
• Halogens - Group 17

Which group of elements is inert?

• Alkaline metals - Group 1
• Alkaline-earth metals - Group 2
• Transition metals Groups 3-8
• Noble Gases - Group 18

Which properties most accurately describe the element silicon (Si)?

• Highly conductive, solid at room temperature
• Weak conductor of electricity, solid at room temperature
• Poor conductor, transparent
• Ductile and malleable

Tags

NGSS.HS-PS1-1

Each horizontal row on the periodic table is called what?

• Periods
• Groups

Which group includes some of the most familiar elements like nickel, iron, and copper?

• Inner transition metals
• Transition metals
• Halogens
• Noble gases

Elements with an atomic number higher than __ are not found naturally.

• 58
• 71
• 90
• 92