Lewis structures

what is the proper way to bond H2O?

• H-O-H

• H:-O-:H

• H::-O-H

• H-:O:-H

Tags

NGSS.HS-PS1-1

what is the correct way to bond CO2?

• ::O=C=O::

• :O=C=O:

• O=C=O

• C=O=C

Tags

NGSS.HS-PS1-1

Lewis structure for o2?

• O-O

• ::O=O::

• :O-O:

Lewis structure for n2?

• :N=-N:

• N=N:

• :N-N

• N=-N

According to the octet rule most elements need _______ valence electrons.

• 2
• 8
• 6
• 18

Hydrogen needs _____ electrons in its valence shell to be stable.

• 4
• 6
• 8
• 2

Tags

NGSS.HS-PS1-1

Determine the type of bond in a nitrogen molecule (N₂). HINT: Use (IE - AE)/2 = # of bonds.

• Double covalent
• Single covalent
• Ionic
• Triple covalent

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

Determine the type of bond in an oxygen molecule (O₂). HINT: Use (IE - AE)/2 = # of bonds.

• Double covalent
• Single covalent
• Ionic
• Triple covalent