TE21

Front

Higher melting point: Group 1 or Group 2?

Back

Group 2

Front

Group 2: Melting Point

Back

Goes down

Front

Atomic number increases in middle elements

Back

Melting point gets higher

Front

Thermal energy transfer

Back

Hotter to cooler

Front

Molecules with more kinetic energy move

Back

Faster

Front

Thermal Energy

Back

Total kinetic & potential energy of all particles in an object.

Front

Intermolecular forces

Back

between molecules

Front

Highest boiling point

Back

NH₃

Front

High melting and boiling point of water

Back

Strong hydrogen bonds between water molecules

Front

Valence Electrons

Back

Electrons in the outermost shell