Unit 6 - Extra

Why do elements form bonds?

• To be friends

• To become stable

• To get bigger

Which of these is not a real bond in chemistry?

• James

• Ionic

• Covalent

• Metallic

What is the name for an ion with a positive charge?

• cation
• anion
• onion

If an atom loses two electrons what charge will it have?

• -2
• -1
• +2

A chemical bond is ...

• the physical mixing of two different atoms.

• the force that holds two atoms together

• the temperature that changes the phase of matter.

Which of the following molecules has hydrogen bonding?

• HI
• HF
• HBr

Intermolecular forces are the forces

• within molecules
• between molecules

The strongest intermolecular forces are _____

• Hydrogen bonding

• dipole-dipole attraction

• London Dispersion forces