Word Association Practice

cannot be broken down

• Compound

• Mixture

• Element

• Homogeneous

particles distributed evenly

• Heterogeneous

• Homogeneous

• Compound

• Element

arrangement of particles

• Physical changes

• Physical state

• Different structure

• Distillation

boiling point

• Distillation

• Physical changes

• Solid state

• Mixtures

gold foil experiment

• Atoms are solid spheres

• Atoms are mostly empty space with a small dense positively charged center

• Atoms have a large dense nucleus

• Atoms are made up of electrons only

outermost electrons

• Core electrons

• Valence electrons

• Excited electrons

• Neutral electrons

periodic table is organized by

• Atomic mass

• Atomic number

• Number of neutrons

• Number of electrons

hammered into thin sheets (think mallet)

• Brittle

• Malleable

• Ductile

• Conductive

attraction for electrons

• Ionization energy

• Electronegativity

• Covalent bond

• Metallic bond

energy to remove the most loosely held electron

• Ionization energy

• Electronegativity

• Covalent bond

• Metallic bond