Bonding2 Culler

 A lone pair is defined as

• A pair of bonding electrons
• One non-bonding electron
• A pair of non-bonding electrons
• A pair of electrons on the central atom

Elements on the LEFT side of the periodic table will most likely form:

• Positive ions
• Negative ions
• Neutral Ions
• None of these

Tags

NGSS.HS-PS1-1

Which type of bond has an equal sharing of electrons?

• Polar Covalent 
• Non Polar Covalent
• Ionic
• Metallic

Which type of bond has a transfer of an electron from on atom to another?

• Polar Covalent 
• Non Polar Covalent
• Ionic
• Metallic

Chemical bonds form when atoms

• combined nuclei
• give up neutrons
• gain protons
• share or transfer electrons

Tags

NGSS.HS-PS1-2

Covalent compounds

• Share electron pairs

• transfer electrons

• contain a sea of electrons

• conduct electricity

How many lone pairs of electrons are on the P atom in PF₃?

• 1

• 2

• 3

• 0

When electrons are shared unequally a/an ___________ bond is formed 

• ionic 
• hydrogen
• polar covalent 

If an atom gains one electron, what charge will it have?

• -2

• -1

• +1

How many electrons are represented by a single straight line in a Lewis structure?

• 1
• 2
• 4
• 6