Matter

Question 1

Melting

Answer 1

S -> L

Question 2

Freezing

Answer 2

L -> S

Question 3

Evaporation

Answer 3

L -> G

Question 4

Condensation

Answer 4

G -> L

Question 5

Sublimation

Answer 5

S -> G

Question 6

Deposition

Answer 6

G -> S

Question 7

Recombination

Answer 7

P -> G
aka Deionization

Question 8

Ionization

Answer 8

G -> P

Question 9

Phase Change: Naphthalene balls

Answer 9

Sublimation
S -> G

Question 10

Phase Change: Dry ice/ Cardice

Answer 10

Deposition
G -> S

Question 11

Law of Conservation of Mass/Matter

Answer 11

Antoine Lavoiser
“neither created nor destroyed”

Question 12

Law of Definitie/Constant Proportions

Answer 12

Joseph Proust
“fixed ratio”

Question 13

Law of Multiple Proportion

Answer 13

John Dalton
“fixed whole number”

Question 14

Law: “chemical reactions take place.. small integral unit”

Answer 14

Law of Combining Weights

Question 15

Atomic Structure: Democritus

Answer 15

Atomos “indivisible”

Question 16

Atomic Structure: John Dalton

Answer 16

Billiard Ball
Matter is made up of atoms

Question 17

Atomic Structure: JJ Thompson

Answer 17

Plum Pudding/Raisin Bread
e- in + framework

Question 18

Atomic Structure: Ernest Rutherford

Answer 18

Gold Foil Experiment
Discovered protons in nucleus

Question 19

Atomic Structure: Neil Bohr

Answer 19

Planetary

Question 20

Atomic Structure: Erwin Schrodinger

Answer 20

Quantum/Mechanical/ e- cloud

Question 21

Cathode Ray

Answer 21

• electrode
  Reduction

RED CAT ELECT IN
Discovered by: JJ Thompson

Question 22

Anode Ray

Answer 22

+ electrode
Oxidation
Discovered by: Eugene Gold Stein

Question 23

Avogadro’s Number

Answer 23

1 mole = 6.022 x 10^23 atoms/molecule