Summative

Question 1

Density Triange

Answer 1

Mass over Density and Volume

Question 2

Explain Thompson’s Experiment+Atom Model

Answer 2

Used the cathode ray to discover electrons, which led to the Plum Pudding Model.

Question 3

Explain Rutherford’s Experiment+Atom Model

Answer 3

Shot alpha particles towards gold foil with a detecting screen around it, discovered the nucleus. Led to the Rutherford Atom Model.

Question 4

Explain Bohr’s Experiment+Atom Model

Answer 4

Used Spectroscopes to discover the different levels of electrons. Led to the Bohr-Rutherford Model.

Question 5

Calculation for finding the number of Neutrons

Answer 5

Atomic mass - Atomic # = # of Neutrons

Question 6

Covalent Bonding

Answer 6

When Atoms Share Electrons

Question 7

Ionic Bonding

Answer 7

When Atoms trade electrons to form ions in order to be stable.

Question 8

Define Polarization

Answer 8

When a charged object is placed near an uncharged object and particles move around to create temporary charge.