Chemical Bonding and Polarity

Covalent bonds involve involve the _________________ of electrons, whereas ionic bonds involve the _________________ of electrons

If the electronegativity of H is 2.20 and of Cl is 3.55, which type of bond is formed when HCl is made?

• polar covalent

• covalent

• polar ionic

• ionic

Choose the correct shape for this molecule:

• Trigonal planar

• Trigonal pyramidal

• Bent

• Tetrahedral

Which of the following is true about Ionic Bonds? (select ALL TRUE options)

• High melting point

• Low melting point

• Can dissolve in water

• Cannot dissolve in water

• Can conduct electricity

An ionic bond is the attraction between:

• oppositely charged ions

• similarly charged ions

• neutral ions

• neutral atoms

Tags

NGSS.MS-PS2-3

How many bonds would Carbon need to form in a covalent compound?

• 1

• 2

• 3

• 4

How many electrons should Nitrogen have around its Lewis dot model?

• 1

• 3

• 4

• 5

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

Covalent bonds are between...

• two or more nonmetals

• sodium and chlorine

• metals and metals

• metals and nonmetals

Tags

NGSS.HS-PS1-1

How are ionic bonds formed?

• Sharing of electrons

• Transfer of electrons

Ionic bonds are between...

• nonmetals and nonmetals

• carbon and oxygen

• metals and nonmentals

• hydrogen and chlorine

Tags

NGSS.HS-PS1-3