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Test your basic knowledge |
AP Chemistry
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Study First
Subjects
:
science
,
ap
,
chemistry
Instructions:
Answer 50 questions in 15 minutes.
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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. Gas to solid
hydrocarbons
Second-Order Rate Law
methoxy-
deposition
2. The intermolecular attractions resulting from the constant motion of electrons and the creation of instantaneous dipoles
third
London Dispersion Forces
are not
Atomic Mass Unit
3. Atomic #
Isotopes
# protons (atom is defined by this)
melting
M1V1=M2V2
4. What is defined by you taken from the whole universe
weak acid strong base rxn
strong acid strong base rxn
n (first quantum number)
System
5. Mol of solute/kg of solvent
N=N.(0.5)^time/time half-life
Molality
Strong acid weak base rxn
adhesion
6. Experimental yield/theoretical yieldx100
% yield
cohesion
Radioactivity
square planar
7. Polyatomic Ions (bonding)
Naming Binary Ionic Compounds
critical point
Buffered Solution
Covalently w/in themselves - Ionicly bonded w/ each other
8. Force that holds atoms together
Chemical Bonds
Alkali metals
strong acids
end point
9. Change that occurs at constant temperature
Molecular
alcohol
Radioactivity
isothermal
10. Symbol for Enthalpy
H
Equilibrium constant
Solubility Product (Ksp)
Acid + Base --> Salt + Water
11. The reactant in the reduction reaction that forces the oxidation reaction to occur
deposition
Quantum Model
Oxidizing Agent
pi=(nRT)/v
12. q cal = ?
Counterions
entropy (S)
Polar Covalent
CAT
13. Coffee Cup Calorimeter
sulfite
Constant Pressure
electrolyte
-ol
14. (msubs) Can only be +1/2 or -1/2
0.0821 atm L/mol K
Electron Spin Quantum Number
Molal FP Depression Constant
Root Mean Square Velocity
15. The chemical formed when a base accepts a proton
Acids
conjugate acid
increasing
Osmotic Pressure
16. Different form of same element
P1= X1P1°
hydroxide
allotrope
Enthalpy of Solution
17. Kinetic Energy per molecule
hex-
P1= X1P1°
work
1/2mv²
18. r=k[A]
First-Order Rate Law
Trigonal Bipyramidal
Angular Momentum Quantum Number
X of a = moles a/total moles
19. Point at which liquid?gas occurs
Integrated Rate Law
Arrhenius Acid
Cation
boiling point
20. Increase Pressure
Decrease Volume and Increase Temperature
Radioactivity
Allotrope
Magnetic Quantum Number (ml)
21. Amount of heat needed to change a system by 1°C
like
PV=nRT
heat capacity
adhesion
22. High-speed electrons
Beta Particles-
system
methoxy-
AE = q + w
23. The actual amount of product produced in an experiment
blue-violet
Cation
q/moles
experimental yield
24. Colors of Reaction when (MnO4 -) --> (Mn2+)
Coordination Compound
activation energy
First-Order Half Life
purple --> pink
25. 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)
Allotrope
Ionic Compounds
chloride
Hybridization
26. Wavelength symbol
lambda
tetrahedral
equivalence point
Enthalpy of Solution
27. Anything occupying space and with mass
activation energy
Balmer Series
Matter
allotrope
28. Ending for alcohols
iodide
Overall Reaction Order
excess reactant
-ol
29. (organics) double-bonded compound
alkene
# protons (atom is defined by this)
conjugate base
Solution
30. E?s fill the lowest energy orbital first - then work their way up
1atm=?Pa
Aufbau Principle
Counterions
methoxy-
31. Molarity (M)
moles of solute/ L of solution
octahedral
melting
effects of IMF
32. Henry's Law - solubility of gases is directly proportional to the partial pressure of the gas
System
Cg=kPg
but-
Formal Charge
33. If K>1 - then Gº<0 and reaction will be...at chemical equilibrium
spontaneous
q/moles
mol
Positive work value; work done on system
34. Calculation from K to C
complex ions
a precipitate forms
methoxy-
C + 273
35. ClO3²?
Ligand
chlorate
Linear
Manometer
36. (# of lone pair e-)+1/2(# of shared e-)
octahedral
Valence Electrons(assigned)
base and hydrogen gas
1atm=?mmHg/Torr
37. These orbitals are spherical
Weight
Equivalence Point
s orbitals
X of a = moles a/total moles
38. Ideal Gas Law Formula
Alkali metals
Hund's Rule
excess reactant
PV=nRT
39. 1.Volume of individual particles can be assumed to be zero 2.The particles are in constant motion - which causes pressure 3.Particles exert no forces on each other 4.The average kinetic energy of the particles is directly affected by temperature(K)
Kinetic Molecular Theory - for ideal gases
purple
vapor pressure
adhesion
40. The rest of the universe (in thermodynamics)
Solution
alkyne
surroundings
iodide
41. AH of formation for a substance in its stablest form (how it is found in nature)
moles solute/kg solvent
Arrhenius Base
iodide
0
42. Studies the rate at which a chemical process occurs and sheds light on its reaction mechanism
high pressure - low temperature
Mass
Chemical Kinetics
sulfide
43. A neutral molecule/ion having a lone e- pair that can be used to form a bond to a metal ion
Ligand
endothermic
l (second quantum number)
Radioactivity
44. Rate of Diffusion/Effusion formula
rate gas A/rate gas B = square root (mm gas B/ mm gas A)
p
carbonate
-2 - with peroxide -1
45. The total entropy is always increasing - all systems tend towards maximum entropy
2nd law of thermodynamics
Limiting reactant
not spontaneous
s orbitals
46. AX4E
second
first
Anion
seesaw
47. When gas expands ...
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
msAT
mol
Negative work value; work done by system
48. Universal IMF for nonpolar molecules
M = square root (3RT/mm)
Specific Heat Capacity
London dispersion forces
msAT
49. When n=6 ->2 - color=
non-
violet
precipitate
single bond
50. AX5
trigonal bipyramidal
weak acid strong base rxn
electron affinity
1) Convert to moles 2) divide by lowest moles 3) if any halfs - double all values 4) plug into Compound
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