Understanding Chemical Bonds

What is the molecular formula for a stable hydrogen molecule?

• H4

• H3

• H2

• H

How are chemical bonds represented in the magnetic model?

• As springs

• As ropes

• As sticks

• As chains

What happens when a third hydrogen atom approaches an oxygen atom already bonded with two hydrogens?

• It bounces off

• It forms a new bond

• It forms a triple bond

• It breaks the existing bonds

What is the molecular formula for water?

• H2O

• O2

• H2

• OH

What is the result of pulling atoms apart in a chemical bond?

• Atoms disappear

• Electrons return to original atoms

• Electrons are shared

• Atoms fuse together

How many bonds can an oxygen atom form with another oxygen atom to become stable?

• Four

• Three

• One

• Two

What type of bond is formed between two nitrogen atoms?

• Single bond

• Double bond

• Triple bond

• Quadruple bond

What is the molecular formula for a molecule with a double bond between two oxygen atoms?

• O4

• O3

• O2

• O

What allows sticky atom links to form double and triple bonds?

• Stiffness

• Inflexibility

• Flexibility

• Rigidity

What is the key feature of sticky atom links that allows them to adapt to different bond geometries?

• They are flexible

• They are magnetic

• They are rigid

• They are static