SUBJECTS
|
BROWSE
|
CAREER CENTER
|
POPULAR
|
JOIN
|
LOGIN
Business Skills
|
Soft Skills
|
Basic Literacy
|
Certifications
About
|
Help
|
Privacy
|
Terms
|
Email
Search
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. 96 -485 C/mol e-
Faraday
1) multiply each AMU by the percentage that represents that isotopes occurrence in nature 2) then add all the AMUs together.
Trigonal Planar
linear
2. Donates a single H+ Ion (... other prefixes also)
Kinetic Molecular Theory - for ideal gases
London Dispersion Forces
Monoprotic
freezing
3. Amine prefix
Law of Multiple Proportions
Naming Binary Ionic Compounds
Amino-
London dispersion forces
4. Gain of electrons - decrease in oxidation #
methods of increasing rate
reduction
AH
electron affinity
5. The total entropy is always increasing - all systems tend towards maximum entropy
weak acid strong base rxn
Integrated Rate Law
2nd law of thermodynamics
reduction
6. Driving force of the electrons
LE Model
1) Assume percentages are g (where you have 100 g) 2) convert to moles 3) divide by lowest value 4) plug into compound
violet
Cell Potential (Ecell)
7. In a titration - the point where moles of acid are equal to moles of base (just before the indicator changes color)
Equivalence Point
dichromate
0.512°C
Molal FP Depression Constant
8. ?T=k*m(solute)
Molal FP Depression Constant
effects of IMF
PEACe 1)each molecule is a Point in space 2)Elastic collisions 3) no force of Attraction 4) no energy lost or gained to Collisions
Manometer
9. C=2.9979*10^8 m/s
Speed of light
green/yellow
d
phosphate
10. Change without heat transfer between the system and its surroundings
blue
P1V1/N1T1=P2V2/N2T2
alkyne
adiabatic
11. How to Find a Weighted Average
1) multiply each AMU by the percentage that represents that isotopes occurrence in nature 2) then add all the AMUs together.
pent-
Antibonding Molecular Orbital
Specific Heat Capacity
12. Mass #
# protons + # neutrons
allotrope
Formal Charge
Hess's Law
13. Mass percent
equilibrium
effects of IMF
g solute/g solvent x 100
reduction
14. The weighted average of all the isotopes that an atom can have (in g/mol)
condensation
Atomic Mass Unit
Alpha Particles-
Molality
15. Different form of same element
carbohydrates
cathode
boiling point
allotrope
16. Oxidation # of Halogens
third
Balmer Series
Hybridization
-1
17. AX3E
AE = q + w
trigonal pyramidal
Counterions
Ligand
18. Phase change from gas to solid
Volume Metric Flask & Pipet
chloride
Temperature
deposition
19. Pairs of electrons localized on an atom
Lone Pair
moles of solute/ L of solution
Nernst Equation
Trigonal Planar
20. When n=5 ->2 - color=
London Dispersion Forces
E
blue-violet
activation energy
21. The transfer of energy between two objects due to temperature difference
spontaneity
Cell Potential (Ecell)
Diffusion
Heat
22. Has values from 0 to (n-1); tells shape of atomic orbitals
Angular Momentum Quantum Number
are not
sulfide
1/2mv²
23. Mixing of gases
system
PV=nRT
Diffusion
sulfide
24. Coffee Cup Calorimeter
Constant Pressure
mol Fraction
H
Cell Potential (Ecell)
25. Average Kinetic Energy Formula
Sigma Bond
# protons + # neutrons
effects of IMF
Average KE = 1/2(mass)(average speed of all particles)
26. Organic w/ -NH2
Law of Conservation of Mass
Alkali metals
Constant Pressure
amine
27. The likelihood that a rxn will occur "by itself"
spontaneity
weak acid strong base rxn
Chemical Kinetics
LeChatelier's Principle
28. A solution that resists a change in its pH
q/moles
Increase Temperature
Buffered Solution
heat capacity
29. Oxidation # of Hydrogen
vaporization
Valence Electrons(assigned)
+1 - except if bonded to Alkali Metal -1
Law of Multiple Proportions
30. AX5
strong acids
% error
trigonal bipyramidal
heat of fusion
31. Carbon - hydrogen - oxygen compounds
Joule
carbohydrates
mol
Arrhenius acid
32. r=k
fusion
Kinetic Molecular Theory - for ideal gases
sulfate
Zero-Order Rate Law
33. When _____ significant digits - round answer to least significant digit
Multiplying
Constant Pressure
Pi Bond
Barometer
34. Oxidation # of Compounds
hydroxide
spontaneity
geometric isomers
0
35. AX2E - AX2E2
System
Hund's Rule
vapor pressure
bent
36. States molecules at a given temp. vary in kinetic energy along a bell-curve of molecular velocities
Boltzmann distribution
like
Ligand
Second-Order Half Life
37. The driving force for a spontaneous is an increase in entropy of the universe
p
triple bond
bond energy
Entropy (S)
38. The reactant in the oxidizing reaction that forces the reduction reaction to occur
Equivalence Point
square pyramidal
Temperature
Reducing Agent
39. Speed of Diffusion/Effusion formula
rate gas A/rate gas B = square root (mm A/ mm B)
M = square root (3RT/mm)
force x distance = work done
see-saw
40. Entropy in the universe is always...
Lone Pair
boiling point
Hund's Rule
increasing
41. The energy required to raise 1 g of substance 1 degree C
% error
strong bases
Adding
Specific Heat (s)
42. AX4E
Counterions
?Tb= kb x molality
Bond Energy
seesaw
43. Substances w/ critical temperatures below 25°C
alcohol
permanent gases
Cathode
log[H+]
44. Similar to atomic orbitals - except between molecules
Molecular Orbitals (MOs)
Integrated Rate Law
force x distance = work done
permanganate
45. (organics) eight carbons
oct-
Pressure
heat capacity
0
46. 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
Warning
: Invalid argument supplied for foreach() in
/var/www/html/basicversity.com/show_quiz.php
on line
183
47. H?+OH??H2O
k=Ae^(-Ea/RT)
strong acid strong base rxn
Q<K
chloride
48. Variable for energy of e- - goes from 1 -2 -3 on up
lambda
Open System
Naming Binary Ionic Compounds
n (first quantum number)
49. CO3²?
carbonate
System
rate
Octahedral
50. Positive enthalpy - heat flows into system
endothermic
T-shape
sulfate
n (first quantum number)