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Test your basic knowledge |
AP Chemistry
Start Test
Study First
Subjects
:
science
,
ap
,
chemistry
Instructions:
Answer 50 questions in 15 minutes.
If you are not ready to take this test, you can
study here
.
Match each statement with the correct term.
Don't refresh. All questions and answers are randomly picked and ordered every time you load a test.
This is a study tool. The 3 wrong answers for each question are randomly chosen from answers to other questions. So, you might find at times the answers obvious, but you will see it re-enforces your understanding as you take the test each time.
1. AX6
Arrhenius equation
Calorimetry
octahedral
bent
2. Verticals on the periodic table
M1V1=M2V2
Normality
red/orange
group
3. l=1
like
p
supercritical fluid
third
4. Freezing point depression formula
f
Chemical Bonds
are
?Tf= kf x molality
5. ClO3²?
octahedral
Temperature
chlorate
hydrolysis
6. frequency symbol
Endothermic
Colligative properties
nu
Oxidizing Agent
7. In ideal gas law problem - when it says "atmospheric" ...
electron affinity
Antibonding Molecular Orbital
T-shape
Pressure of H2O must be Subtracted
8. Moles of solute/volume of soln(L)
cohesion
Allotrope
Molarity
P1V1/N1T1=P2V2/N2T2
9. q cal = ?
Molecular
CAT
1st law of thermodynamics
Pi Bond
10. Effusion of a gas is inversely proportional to the square root of the molar mass
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11. 1 sigma bond - 1 pi bond
oxidizing agent
supercritical fluid
double bond
Adding
12. Heat capacity formula
C=(mass)(specific heat)
oxidation
square pyramidal
linear
13. AX6
octahedral
Specific Heat Capacity
Hess's Law
H
14. l=2
d
Chemical Bonds
Bronsted-Lowry base
Ionic
15. A weak acid that changes color at or near the equivalence point
rate law
Work
geometric isomers
indicator
16. A measure of randomness or disorder
-ol
entropy
AE= AH - RTAn
hydroxide
17. Wavelength symbol
Aufbau Principle
lambda
E
LeChatelier's Principle
18. A monoatomic anion is named by taking...
Molal FP Depression Constant
-2 - with peroxide -1
Its root and adding -ide
prop-
19. O²?
End Point
base
oxide
s orbitals
20. The lowest energy configuration for an atom is the one having the max number of unpaired electrons allowed by the Pauli principle in a set of degenerate orbitals
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21. A measure of resistance of an object to a change in its state of motion
End Point
Equilibrium Expression
Mass
carbohydrates
22. When two elements form a series of compounds - the ratios of the masses of the second element that combine with 1g of the first element can always be reduced to whole numbers
Law of Multiple Proportions
like
State Functions
s (fourth quantum number)
23. negative ion
Lone Pair
third
Bond Energy
Anion
24. 760mmHg/Torr
Law of Conservation of Mass
1atm=?mmHg/Torr
solid CO2
actual yield/theoretical yield x 100%
25. The intermolecular attractions resulting from the constant motion of electrons and the creation of instantaneous dipoles
conjugate base
heat of fusion
London Dispersion Forces
Adding
26. Speed of light - C
oxidation
3.0x108m/s
Closed System
boiling point
27. % yield
-1
standard solution
1st law of thermodynamics
actual yield/theoretical yield x 100%
28. Proton acceptors - must have an unshared pair of e?s
square planar
are
1atm=?Pa
Bronsted-Lowry base
29. Donates a single H+ Ion (... other prefixes also)
equivalence point
hydrolysis
Monoprotic
1/2mv²
30. How fast or slow a reaction occurs - becomes slower as it reaches equilibrium
p orbitals
Density
rate
pi=(nRT)/v
31. Organic w/ -O-
deposition
0.0826Latm/Kmol
ether
Bond Order
32. (organics) ten carbons
dec-
Integrated First-Order Rate Law
bent
alkene
33. Ptotal=P1+P2+P3+...
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34. Similar to atomic orbitals - except between molecules
Molecular Orbitals (MOs)
Kinetic Molecular Theory - for ideal gases
log[H+]
third
35. C=2.9979*10^8 m/s
N=N.(0.5)^time/time half-life
Speed of light
standard solution
Dipole-dipole forces
36. When n=3 ->2 - color=
alcohol
% yield
force x distance = work done
red
37. Spectrum of light when an electron drops to energy level n=2
spontaneity
Surroundings
analyte
Balmer Series
38. Mass #
Buffer
# protons + # neutrons
methods of increasing rate
green/yellow
39. 180° - sp
strong acids
Atomic Mass Unit
Calorimeter
Linear
40. A method of investigation involving observation and theory to test scientific hypotheses
Integrated Rate Law
Scientific Method
Coordination Compound
% yield
41. Degree of disorder in a system
N=N.(0.5)^time/time half-life
Molecular Compounds
entropy (S)
Cg=kPg
42. 0°C and 1 atm
STP
sulfate
rate
Bond Energy
43. How to Balance a Redox Equation
charge
AE = q + w
1)Assign Oxidation #s 2) Half Reaction 3) Balance Moles 2) Balance add e- to balance Oxidation #s (RED-OX = reduction on left - Oxidation on right) 4) Add H+ or OH - to balance charge 5) Add H2O to balance hydrogens 4) Balance electrons by multiplyin
insoluble
44. ... compounds are most conductive
ionic
hydrolysis
effects of IMF
Hess's Law
45. Releases/gives off heat (negative value)
Exothermic
Molar Heat Capacity
Alkaline earth metals
Adding
46. NO2¹?
Volt
anode
oct-
nitrite
47. STP
Mass
0 degrees C - 1 atm
trigonal planar
strong acids
48. In going from a particular set of reactants to a particular set of products - the change in enthalpy is the same whether the reaction takes place in one step or in a series of steps
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49. If anion ends in -ide - acid name ends in
strong acids
p orbitals
hydro-ic acid
Weight
50. Function in which it doesn't matter HOW the changes take place - only that they do; you can use to formula Final - Initial ( i.e. energy - pressure - volume - temperature - sort of moles)
octahedral
State Functions
octahedral
cohesion