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. For significant digits - trailing zeros _____ significant
mol
are
anode
?Tf= kf x molality
2. Significant Digits of counted things
surroundings
chromate
96500
endless
3. Hydroxides are soluble or insoluble?
Pi Bond
Volt
insoluble
endless
4. Liquid to gas
vaporization
Effusion
sulfite
Isolated System
5. Loss of electrons - increase in oxidation #
Closed System
Aufbau Principle
s (fourth quantum number)
oxidation
6. Speed per molecule of gas
Constant Volume
v3kT/m
A Roman numeral
isothermal
7. (# of valence e- on free atom) - (# of valence e- assigned to atom in molecule)
heat of vaporization
Formal Charge
moles of solute/ L of solution
s
8. When _____ significant digits - round answer to least significant digit
red
Multiplying
-al
carbonate
9. A given compound always has exactly the same proportion of elements by mass
Equilibrium Expression
Its element
Law of Definite Proportion
Volt
10. Neutralization Reaction (general format) (net ionic of which is always (H+) + (OH-) --> (H2O))
London dispersion forces
deposition
Molarity
Acid + Base --> Salt + Water
11. Positive ion
London Dispersion Forces
Zero-Order Rate Law
Cation
activation energy
12. Chemical composition of dry ice
?Tf= kf x molality
solid CO2
chlorite
2nd law of thermodynamics
13. 1/([A]0*k)
Second-Order Half Life
3/2RT
0.0821 atm L/mol K
3.0x108m/s
14. Faraday's constant
msAT
96500
Law of Conservation of Mass
vapor pressure
15. The reactant that is being oxidized - brings about reduction
square pyramidal
Bond enthalpy
standard solution
reduction agent
16. All (though really not all - but for our purposes all) ________ compounds are NOT electrolytes
Q>K
Molecular
deposition
Arrhenius acid
17. Variable for type of orbital
X of a = moles a/total moles
l (second quantum number)
Second-Order Rate Law
-oate
18. Group 1 and heavier Group 2 bases
-(q of H2O + q of cal)
strong bases
permanganate
C=(mass)(specific heat)
19. Elements on staircase on periodic table
strong acids
Temperature
viscosity
Metalliods
20. Change that occurs at constant temperature
Volt
Increase Temperature
Dalton's Law of Partial Pressures
isothermal
21. Actual Yield/Theoretical Yield*100%
First-Order Half Life
Percent Yield
q
vaporization
22. All forms of energy except for heat
titrant buret
s (fourth quantum number)
exothermic
work
23. Reactant that's completely used up in a chemical reaction
Heat
Limiting reactant
chlorate
Joule
24. J/°Cmol or J/Kmol
n (first quantum number)
blue-violet
Molar Heat Capacity
conjugate acid
25. Compound in which there is a bond between a metal and a non-metal; when naming - pay attention to ionic charges on periodic table (may be reduced)
linear
d orbitals
Metalliods
Molecular Compounds
26. Puts H? into solution
-one
Alkaline earth metals
Arrhenius acid
Sigma Bond
27. Ionizes to produce OH- Ions
s (fourth quantum number)
van't Hoff Factor
Arrhenius Base
Amphoteric
28. A neutral molecule/ion having a lone e- pair that can be used to form a bond to a metal ion
0
Ligand
q/moles
hept-
29. Cr2O7²?
-ous acid
dichromate
red
AH
30. Change in Energy = ? (in terms of constant pressure; for gasses)
Molal FP Depression Constant
rate
not spontaneous
AE= AH - RTAn
31. ln[A]=-kt + ln[A]0
oct-
% yield
Tetrahedral
Integrated First-Order Rate Law
32. Resistance to flow
viscosity
Integrated Second-Order Rate Law
Transition metals
entropy
33. Colors of Reaction when (MnO4 -) --> (Mn2+)
reduction agent
Radioactivity
purple --> pink
pent-
34. 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
AH rxn = (Sum of AH of formation of products) - (Sum of AH of formation of reactants)
Law of Multiple Proportions
oxidizing agent
hydroxide
35. # bonding e- - # antibonding e-/2
Effusion
Aufbau Principle
anode
Bond Order
36. =vM2/M1
r1/r2
bent
Chemical Bonds
Entropy (S)
37. Has values 1 -2 -3 -...; tells energy levels
activation energy
Dipole Moment
Mass
Principal Quantum Number
38. Change in moles (An) =?
(moles of products that are gasses) - (moles of reactants that are gasses)
p+
1) multiply each AMU by the percentage that represents that isotopes occurrence in nature 2) then add all the AMUs together.
Entropy (S)
39. Passage of gas through tiny orifice
Gamma Ray-
salt bridge
Effusion
square planar
40. 1/[A]=kt + 1/[A]0
adhesion
Its root and adding -ide
Integrated Second-Order Rate Law
-(P)(Change in V)
41. (organics) four carbons
high pressure - low temperature
actual yield/theoretical yield x 100%
sulfide
but-
42. q cal = ?
Counterions
CAT
l (second quantum number)
q/moles
43. Compound in which there is a bond between two non-metals; when naming them you use the numerical prefixes (may NOT be reduced i.e. S2F4 may not become SF2)
heat of vaporization
Ionic Compounds
H
hept-
44. AX6
octahedral
-(P)(Change in V)
Alkali metals
eth-
45. Mol/kg of solvent - used in calculating colligative properties
Molality
-ic acid
Temperature
alkyne
46. Average speed of gas
v3RT/M(in kg)
oxalate
Integrated First-Order Rate Law
Overall Reaction Order
47. Where oxidation occurs
third
purple --> pink
Anode
Entropy (S)
48. Proton (symbol)
Limiting reactant
0.512°C
p+
chlorite
49. Volume of gas @STP
Principal Quantum Number
msAT
22.4L
Antibonding Molecular Orbital
50. Occupies the space above and below a sigma bond
State Functions
Amphoteric
Pi Bond
Barometer