Covalent Bonding

Which of the following describes covalent bonds?

• Bonds form because of opposite charges
• Bonds form to fill outer electron shells
• Electrons are transferred between atoms
• Covalent bonds are magical

What would you name this molecule?

• SNa3
• H3O
• NaCl
• H2O

Tags

NGSS.MS-PS1-1

What molecule is this?

• CO
• CO2
• C2O
• C2O2

Tags

NGSS.HS-PS1-3

In a covalent bond, one or more electrons are? 

• shared 
• lost 
• gained 
• transferred 

The desire for an element to have 8 atoms around it is called 

• Octet Rule
• Resonance
• Ionization energy
• Electronegativity

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

Which of the following elements wants to bond 3 times

• Oxygen
• Phosphorous
• Fluorine
• Germanium

Covalent bonds are formed between...

• two or more metal atoms

• two or more non-metal atoms

• a metal and a non-metal atom

The structure of ammonia is shown in the diagram. What is the formula for ammonia?

• NH₃

• HN₃

• N3H

• HN³

Which of the following is the correct Lewis dot structure for the molecule fluorine (F₂)?

• A
• B
• C
• D

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

Which of the following is the correct LD Diagram for Hydrogen Cyanide, HCN?

• A

• B

• C

• D

Tags

NGSS.HS-PS1-1