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Test your basic knowledge |
AP Chemistry
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Subjects
:
science
,
ap
,
chemistry
Instructions:
Answer 50 questions in 15 minutes.
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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. Anything occupying space and with mass
Trigonal Bipyramidal
P1= X1P1°
Matter
E
2. Kinetic Energy of an individual particle formula
M = square root (3RT/mm)
Matter
adhesion
+1 - except if bonded to Alkali Metal -1
3. Gain of electrons - decrease in oxidation #
Molar Heat Capacity
-oic acid
reduction
Hydrogen bonding
4. Substances that form OH- when dissolved in water; proton acceptors
Bases
Trigonal Planar
0 degrees C - 1 atm
d
5. Amount of product produced when limiting reactant is used up
deposition
octahedral
T-shape
Theoretical yield
6. The line running between the atoms
moles of solute/ L of solution
standard solution
Sigma Bond
rate gas A/rate gas B = square root (mm A/ mm B)
7. Oxoacid solution (such as HSO4-) forms...
oxide gas and water
hydroxide
alkene
Van't Hoff factor
8. A given compound always has exactly the same proportion of elements by mass
System
Law of Definite Proportion
Arrhenius equation
Acids
9. x can be ignored when % ionization is <5%
5% rule
Le Chatelier's Principle
0
moles of solute/ L of solution
10. Mass reactants= mass products
condensation
Zero-Order Half Life
Law of Conservation of Mass
fusion
11. # bonding e- - # antibonding e-/2
supercritical fluid
Bond Order
Limiting reactant
sulfate
12. Type of system in which nothing is transfered (no mass or energy); ideal
Bronsted-Lowry Base
Hund's Rule
Isolated System
1atm=?Pa
13. Elements on staircase on periodic table
End Point
Metalliods
weak acid strong base rxn
blue-green
14. The reactant that is being oxidized - brings about reduction
-ic acid
reduction agent
work
Pressure
15. Amine prefix
Amino-
Principal Quantum Number
hept-
Trigonal Planar
16. How to Find an Empirical Formula Given Grams
Linear
Law of Conservation of Mass
methoxy-
1) Convert to moles 2) divide by lowest moles 3) if any halfs - double all values 4) plug into Compound
17. Organic w/ -O-
ether
Tetrahedral
seesaw
AE = q + w
18. Variable for type of orbital
1 atm
oxidation
Arrhenius equation
l (second quantum number)
19. Mols A/ total mols - XA
reduction agent
1/2mv²
-2 - with peroxide -1
mol Fraction
20. r=k[A]^2
bromate
zero
Second-Order Rate Law
red
21. E=mc^2
Law of Conservation of Mass
Zero-Order Half Life
Law of Conservation of Mass
Theory of Relativity
22. ClO2¹?
AH rxn = (Sum of AH of formation of products) - (Sum of AH of formation of reactants)
Nodes
Scientific Method
chlorite
23. SO4²?
Calorimetry
sulfate
Normality
H2 - F2 - N2 - O2 - Cl2 - Br2 - I2
24. Change in Energy (AE) = ? (in terms of work)
Amino-
base and hydrogen gas
PV=nRT
AE = q + w
25. Energy required for melting to occur
Covalently w/in themselves - Ionicly bonded w/ each other
heat of fusion
Aufbau Principle
-1
26. Carboxylic acid ending
Bronsted-Lowry base
0
-oic acid
n (first quantum number)
27. Speed per molecule of gas
v3kT/m
Constant Volume
Specific Heat (s)
weak acid strong base rxn
28. Group 2 metals
Alkaline earth metals
square planar
-(P)(Change in V)
moles solute/kg solvent
29. Rate of Diffusion/Effusion formula
rate gas A/rate gas B = square root (mm A/ mm B)
Principal Quantum Number
Hybridization
rate gas A/rate gas B = square root (mm gas B/ mm gas A)
30. l=0
Naming Binary Ionic Compounds
M = square root (3RT/mm)
s
Surroundings
31. When ____ significant digits - round answer to least decimal place
Adding
Finding Empirical Formulas
Metalliods
Bond Order
32. Puts H? into solution
charge
Arrhenius acid
base and hydrogen gas
hydro-ic acid
33. Type of system in which the energy may escape - but the mass is conserved
experimental yield
LE Model
Closed System
s orbitals
34. If a system @equilibrium is stressed - the system will shift so as to reestablish equilibrium
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183
35. Chemical composition of dry ice
pent-
lambda
1.38x10?²³J/K
solid CO2
36. Color of Na (flame test)
Isolated System
wavelength
allotrope
yellow
37. =vM2/M1
r1/r2
Lone Pair
Law of Definite Proportion
Molar Heat Capacity
38. The transfer of energy between two objects due to temperature difference
Acid + Base --> Salt + Water
AH
Heat
rate gas A/rate gas B = square root (mm gas B/ mm gas A)
39. Speed of Diffusion/Effusion formula
rate gas A/rate gas B = square root (mm A/ mm B)
Ideal Gas Law
adiabatic
mol
40. l=3
Bond Order
endothermic
Theory of Relativity
f
41. To find activation energy use the...
T-shape
cyanide
Arrhenius equation
Volt
42. Organic reaction in which two functional groups come together - resulting in the release of water
charge
bond energy
condensation
flouride
43. Group 1 and heavier Group 2 bases
are not
Molality
square planar
strong bases
44. A solution that resists a change in pH - contains both a weak acid and its conjugate base
Constant Pressure
London Dispersion Forces
Buffer
Second-Order Half Life
45. Type of system in which the energy and mass may leave or enter
Open System
1 atm
Solvent
pi=(nRT)/v
46. If needed - indicate charge of metal(cation) by...
Its root and adding -ide
viscosity
A Roman numeral
octahedral
47. C2O4²?
nu
-ol
oxalate
cathode
48. 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
Hess's Law
P1V1/N1T1=P2V2/N2T2
Arrhenius base
49. (A) - C/s
Ampere
Acid + Base --> Salt + Water
Valence Electrons(assigned)
spontaneity
50. Half cell in which oxidation occurs
actual yield/theoretical yield x 100%
Amphoteric
anode
trigonal planar
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