Periodic Table Concepts and Elements

How many groups are in the periodic table?

• 18

• 17

• 19

• 16

Which one of these elements is not a metal?

• Co(Cobalt)

• Li(Lithium)

• Cl(Chlorine)

• Bi(Bismuth)

What is the symbol for Potassium?

• W

• K

• P

• S

What group is the most reactive with water?

• Group 2, Alkaline earth metals.

• Group 1, Alkaline earth metals.

• Group 1, Akali metal

• Group 17, diatomic nonmetals.

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

How many valence electrons do elements in group 1 have?

• 2

• 5

• 1

• 3

Tags

NGSS.HS-PS1-1

What elements are present in ionic bonds?

• Nonmentals and nonmentals

• metals and metals

• nonmentals and metals.

• halogens with noble gases.

Tags

NGSS.HS-PS1-3

What type of elements are present in covalent bonds?

• metals and nonmetals

• nonmetals and nonmetals/metalloids

• metals and nonmetals/metalloids

• earth metals.

What is the prefix for ten?

• nona

• tetra

• deca

• hepta

How would you name the (ionic) compound Li2SO4?

• Lithium Sulfide

• Livermorium Sulfate

• Lead Sulfer

• Lithium Sulfate

How would you name N2O3?

• Nitrogen oxygen

• Nitrogen dioxygen

• Dinitrogen trioxide

• Dinitrogen tetroxide