Name: ______
Date: ______
Period: ______
Lab Chemistry A Mid-Term Review Packet
Type of Orbitals / Number of Shapes / Maximum number of electrons1) What are the 4 types of quantum numbers? What does each mean? How are they symbolized?
2) What is the total number of orbitals in N=3
3) How many different orbitals are in N=2
4) The 4th shell has how many sublevels?
5) There are ______unpaired electrons in a ground state phosphorus atom.
6) Which group could have the following noble gas notation [Xe] 6s2 4f14 5d4
7) Which two elements are the exception to the electron configuration rule and how?
8) What does each orbital shape look like?
9) What did Schrodinger’s equation accomplish?
10) Give the Noble Gas notation for the following elements:
a) Ca
b) Zr
c) Cr
d) As
f) Dy
11) What does the Heisenberg uncertainty principle state?
12) For the following notation 2p6
a) What does the 2 represent
b) What does the p represent
c) What does the 6 represent
13) Define the following:
a) Aufbau Principle
b) Hund’s Rule
c) Pauli Exclusion Principle
14) To achieve a noble gas configuration which orbitals need to be completely filled?
15) Give properties of the following:
a) metals
b) non-metals
c) metalloids
16) Group A elements are also known as:
17) Elements going across are in a?
18) Elements going down are in a?
19) Elements in the same group have?
20) How many periods are on the periodic table?
21) Which elements are group B elements
22) Which elements are found as liquids at room temperature?
23) List the metalloids
24) Who is the “Father of the periodic table”?
25) What final properties were used in the creation of Mendeleev’s periodic table?
26) What linked the periodic table thru quantum theory?
27) Who changed the periodic table by increasing atomic number?
28) Give the group names for: 1A, 2A, 3B, 7A, 8A / 0
29) List the 4 rules for determining Atomic Structure
30) List the 4 subatomic particles
31) What subatomic particles make up the nucleus?
31) What makes up all of the atom’s mass?
32) What makes up all of the atom’s volume?
33) Who discovered the electron and how?
34) Who determined the mass of an electron and how?
35) Who discovered the nucleus and how?
36) Who discovered the neutron?
37) Who discovered the proton?
38) How did Thomson describe the atom?
39) How did Rutherford describe the atom?
40) How did Bohr describe the atom?
41) Bohr proposed electrons move how?
42) Who developed the Quantum Mechanical Model?
43) How was the quantum mechanical model different from all the previous models
44) The Modern View of the Atom states it is made up of two regions. What are those regions?
45) What is an isotope and how do they differ?
46) Why are isotopes still chemically alike?
47) What does 1amu equal?
48) What is an cation?
49) What is an anion?
50) What are the two endings for polyatomic ions and what do they mean?
51) What are the three exceptions to the polyatomic rules and why?
52) All anions have what ending?
53) What are the two types of compounds and how can you tell the difference?
54) Ionic compounds are composed of what type of elements?
55) What is a polyatomic ion?
56) What are the endings for polyatomic ions and what do they mean?
63) What is the difference between a compound and mixture?
64) What are the steps in the scientific method?
65) What is an indepent, dependent, and control variable?
66) What is density? What are the units for density of a solid and liquid?
67) What is an intensive property? An extensive property?
68) List both the types of physical and chemical properties
69) List both the types of physical and chemical changes
70) List some properties of both elements and compounds.
Directions: Fill the following:
Compound / Type / Name or FormulaCu(IO4)2
HClO(aq)
Barium Phosphate
Iron(II) Silicate
Nitric acid
N2S6
Sulfur dioxide
H3PO4(aq)
PCl3
Zn(BrO2)2
Hydrofluoric acid
Copper(II) Cyanide
Tin(IV) Chlorite
K3P
PbSe2
H3P(aq)
CrGaO3
Sn(ClO2)2
Aluminum Borate
PbSO3
Item / Pure or Mixture / If Pure: Element or Compound
If Mixture: Heterogeneous or Homogeneous
1 / Salt
2 / Chocolate chip cookies
3 / Air
4 / Water
5 / Sea Water
6 / Paint
7 / Kool-Aid
8 / Baking Soda
9 / Milk
10 / Spaghetti
Directions: Classify the following as either a physical or chemical property:
Substance / Physical or Chemical PropertyBlue Color
Density
Flammability
Solubility
Reacts with acid to form hydrogen gas
Supports combustion
Odor
Melting Point
Reacts with water to form a gas
Luster
Boiling Point
Can neutralize a base
Directions: Identify if the following is a physical change or chemical reaction
Change / Physical or Chemical ChangeSodium Hydroxide dissolves in water
Hydrochloric acid reacts with potassium hydroxide to form 3 products
A pellet of sodium is sliced in two
Water is heated and changed to steam
Potassium chlorate decomposes into potassium chloride and oxygen gas
Iron rusts
Sodium pellets placed in water causes a fire
Evaporation
Ice Melting