Chemical Compounds: Ionic vs. Covalent

Covalent bonds are between...

• Metal and Non-metal
• Non-metal and Non-metal
• Metal and Metal

Tags

NGSS.MS-PS1-1

Is hydrogen considered a metal or a non-metal?

• A metal
• Nonmetal
• Metalloid

Tags

NGSS.HS-PS1-1

Ionic bonds are between...

• Metal and Non-metal
• Non-metal and Non-metal
• Metal and Metal

Tags

NGSS.HS-PS1-2

Atoms are most stable when their outer shell is complete.

• true
• false

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

How are covalent bonds formed?

• Sharing of electrons
• Transfer of electrons

Tags

NGSS.HS-PS1-1

How are ionic bonds formed?

• Transfer of electrons
• Sharing of electrons

Ionic or covalent?
NaBr

• Ionic
• Covalent

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

Ionic or covalent?
H₂O

• Ionic
• Covalent

Tags

NGSS.HS-PS1-2

Which is most likely to form an ion of -1?

• an element from group 17
• a metal
• an element from group 1
• an element with atoms that have eight valence electrons

Tags

NGSS.HS-PS1-1

In the compound $MgCl_2$  , the subscript 2 indicates that

• There are two magnesium ions for each ion of chlorine

• The chloride ion is twice the size of the magnesium ion

• Magnesium and chlorine form a double covalent bond.

• There are two chloride ions for each magnesium ion.

Tags

NGSS.MS-PS1-1