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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. High-speed electrons
Beta Particles-
spontaneity
Hydrogen bonding
vapor pressure
2. Energy (definition)
3.0x108m/s
force x distance = work done
6.63x10?³4Js
Pressure of H2O must be Subtracted
3. An element with several different forms - each with different properties (i.e. graphite & diamond)
bromate
non-
Allotrope
(moles of products that are gasses) - (moles of reactants that are gasses)
4. Change in Energy = ? (in terms of constant pressure; for gasses)
AE= AH - RTAn
Anion
Cg=kPg
square pyramidal
5. Ether prefix
methoxy-
London Dispersion Forces
iodide
oxalate
6. Color of K (flame test)
Temperature
boiling point
purple
strong acid strong base rxn
7. 90°&120° - dsp^3
boiling point
oxide
s orbitals
Trigonal Bipyramidal
8. I¹?
sulfate
iodide
carbohydrates
Weight
9. NO2¹?
nitrite
oxidation
effects of IMF
chlorite
10. 1 sigma bond
second
are
single bond
Principal Quantum Number
11. The part of the universe one is focused upon (in thermodynamics)
A Roman numeral
complex ions
actual yield/theoretical yield x 100%
system
12. Stronger IMF= lower... weaker IMF= higher...
conjugate acid
linear
amine
vapor pressure
13. Liquid to solid
freezing
Integrated Rate Law
trigonal pyramidal
rate
14. Reverse rxn occurs when
paramagnetic
Q>K
q
triple bond
15. AX5E
Temperature
Allotrope
square pyramidal
96500
16. The reactant that is being oxidized - brings about reduction
red/orange
reduction agent
solid CO2
single bond
17. Point at which solid?liquid occurs
First-Order Rate Law
melting point
Law of Conservation of Energy
oct-
18. When n=6 ->2 - color=
alkene
violet
Linear
Second-Order Rate Law
19. Where oxidation occurs
Average KE = 1/2(mass)(average speed of all particles)
Anode
Acid Dissociation Constant
oxidizing agent
20. Delta H (AH) = ?
melting point
hex-
q/moles
Solute
21. Involves quantum numbers
Arrhenius Base
M1V1=M2V2
Quantum Mechanical Model
soluble
22. C2H3O2¹?
H
Zero-Order Half Life
acetate
Solvent
23. AX2 - AX2E3
5% rule
linear
Transition metals
red
24. Resistance to flow
-(q of H2O + q of cal)
viscosity
?Tb= kb x molality
Multiplying
25. 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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26. Substances above the critical temperature and pressure in which the pressure is so high that density and flowing ability of a "gas" resembles that of a liquid
supercritical fluid
chloride
H2 - F2 - N2 - O2 - Cl2 - Br2 - I2
London dispersion forces
27. 2 or more covalently bonded atoms
Molecule
-1
22.4L
Buffered Solution
28. O²?
Pressure
oxide
sublimation
Molality
29. (organics) six carbons
Force = mass x acceleration
2nd law of thermodynamics
Law of Conservation of Mass
hex-
30. 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)
Molecular Compounds
Hydrogen bonding
Resonance
alkyne
31. Gas to liquid
hydroxide
Sigma Bond
endless
condensation
32. Freezing point depression formula
catalyst
base
Dipole Moment
?Tf= kf x molality
33. Oxoacid solution (such as HSO4-) forms...
Equivalence Point
oxide gas and water
analyte
ammonium
34. 180° - sp
Molarity
blue-violet
Linear
g solute/g solvent x 100
35. 1/([A]0*k)
oxidizing agent
Second-Order Half Life
Calorimetry
Anion
36. A solution used in titrations whose concentration is known
H
standard solution
First-Order Rate Law
nu
37. 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
adiabatic
Limiting reactant
CAT
38. SI unit of energy; Kg*m^2/s^2
Joule
activation energy
3rd law of thermodynamics
Bonding Pairs
39. Specific heat of water
Molarity
Faraday
4.184
Hund's Rule
40. Ester suffix
-oate
Second-Order Rate Law
Ligand
Equivalence Point
41. Substances that form H+ when dissolved in water; proton donors
Acids
e-
Pressure
1.86°C
42. Substances that form OH- when dissolved in water; proton acceptors
Bases
Ampere
Limiting reactant
Dipole Moment
43. Oxidation # of Ions
oct-
Ligand
yellow --> green
charge
44. 120° - sp^2
l (second quantum number)
freezing
Trigonal Planar
Valence Electrons(assigned)
45. Wavelength symbol
Le Chatelier's Principle
chlorate
lambda
Bronsted-Lowry base
46. For significant digits - leading zeros ____ significant
A Roman numeral
wavelength
are not
Cell Potential (Ecell)
47. SO3²?
sulfite
Closed System
Amount of atoms present
Q>K
48. Molality =
base and hydrogen gas
moles solute/kg solvent
oxide
Speed of light
49. H + donor
Bronsted-Lowry Acid
Hund's Rule
AE= AH - RTAn
fusion
50. F¹?
flouride
phosphate - sulfide - carbonate - sulfate
Trigonal Bipyramidal
end point
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