SUBJECTS
|
BROWSE
|
CAREER CENTER
|
POPULAR
|
JOIN
|
LOGIN
Business Skills
|
Soft Skills
|
Basic Literacy
|
Certifications
About
|
Help
|
Privacy
|
Terms
|
Email
Search
Test your basic knowledge |
MCAT Organic Chemistry
Start Test
Study First
Subjects
:
mcat
,
science
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. Carbon with four different substituents and lack a plane of symmetry
pyrolysis
racemic mixture
quantum numbers
chiral center
2. Nucleus lover. electron rich species that are attracked to charged atoms
electrophilic addition of X2
nucleophile
covalent bond
torsional strain
3. Is bonded to only one other carbon atom
protic solvent
polymerization
configuration
primary carbon
4. Two hydroxyl groups
markovnikov's rule
configuration
lindlar's catalyst
diol
5. Highest energy no separation. or 120 separation.
Combustion
eclipsed conformation
disproportionation
ethers
6. One s and three p orbitals
racemic mixture
lindlar's catalyst
ionic bond
sp3
7. A sigma bond and two pi bonds
triple bond
2^n
propionaldehyde
nucleophile
8. Methyl are 60 degrees apart. kinda stable
electrophilic addition of free radicals
gauche conformation
meso compound
hybridization
9. Solvents with protons in solution - e.g. water or alcohol. large atoms tend to be better nucleophiles in here because they can shed the solvating protons around them and are more polarizable
protic solvent
isomer
Haloalkane
acetaldehyde
10. Carbon double bonded to an oxygen
carbonyl
y- root - en -x-yne
molecular orbital
anti conformation
11. Charged - need electrons
ring flip
2^n
electrophile
Alkane
12. Name for ethanal
structural isomers
ring flip
acetaldehyde
ketone
13. Fast process. double bond is nucleophile and attack x2. make cyclic halonium ion with either br or cl. and make dihalo trans
electrophile
conformational isomer
carbonyl
electrophilic addition of X2
14. Goal is to produce most stable carbocation
Warning
: Invalid argument supplied for foreach() in
/var/www/html/basicversity.com/show_quiz.php
on line
183
15. Alkene oxidized with this - strong oxidizing agent. CH3CO3H or mcpba and it makes epoxide or oxirane
anti conformation
hydroboration
peroxycarboxylic acid
racemic mixture
16. E of double bond act as lewis base and react with hydrogen of hx. make carbocation intermediate. use markonikovs rule
potassium permanganate
electrophilic addition of HX
y- root - en -x-yne
markovnikov's rule
17. Spatial arrangement of the atoms or groups of a sterioisomer
electrophilic addition of HX
configuration
sp3
2^n
18. Refers to the =CH2 group
optical activity
ring strain
methylene
diastereomers
19. Diborane add to double bond. boron acts as lewis acid and attaches to less hindered carbon. hydride transferred to adjacent carbon. antimarkonikov - alcohol produced
Alkane
carboxylic acid
ketone
hydroboration
20. Results when nonadjacent atoms or groups compete for space. dominant source of energy in flagpole interactions of the boat conformation. thus it goes in various conformations like chair boat and twist.
relative configuration
methylene
basicity
nonbonded strain
21. Functionality is specified by alkoxy- prefix. ROR
pi bond
electrophilic addition of free radicals
optical activity
ethers
22. Water can be added to alkenes under acidic conditions. make carbocation. ends with alcohol
electrophilic addition of H2O
ionic bond
nucleophile
alcohol
23. Propylenes attached to a backbone at the C-3 position. Meaning the double bond at end of the chain and single bonded carbon at rest
lindlar's catalyst
ionic bond
covalent bond
allyl
24. Compounds with halogen
isomer
not ignored
diastereomers
Haloalkane
25. Carbon carbon triple bonds. Suffix-yne.
allyl
Alkyne
aprotic solvent
ionic bond
26. M - chloroperoxybenzoic acid
Combustion
diastereomers
mcpba
sp
27. Diol with hydroxyl group on same carbon
nonbonded strain
potassium permanganate
geminal
cold potassium permanganate
28. Object that is not superimposable upon mirror image
chiral
electrophilic addition of HX
conformational isomer
covalent bond
29. Non mirror image of configurational isomers. cis and trans alkenes are them. possible when a molecule has two or more stereogenic centers that differ at some but not alll of the centers. they require multiple chiral centers.
diastereomers
weak bases
angle strain
C3H8 + 5O2 = 3CO2 + 4H2O + heat
30. Rotations cancel each other out therefore no optical activity
racemic mixture
ozonolysis
aldehyde
initiation propagation termination
31. Most similar. same molecule only at different points in their rotation. show them with newmans projections
triple bond
initiation propagation termination
conformational isomer
electrophilic addition of HX
32. Share molecular formula but have different chemical and physical properties
structural isomers
pyrolysis
aldehyde
anti conformation
33. Zn/h or CH3/s with ozonolysis
methylene
reducing
peroxycarboxylic acid
electrophilic addition of X2
34. Combustion reaction occurs through a radical process
geminal
C3H8 + 5O2 = 3CO2 + 4H2O + heat
ozonolysis
propionaldehyde
35. Same chemical formula. same atomic connectivity . different in how atoms are arranged in space
electrophile
Alkene
stereoisomers
Ignored
36. Chain of carbons connected by single bonds with hydrogen atoms attached.
quantum numbers
markovnikov's rule
Alkane
relative configuration
37. Carbonyl located in middle or somewhere in chane. Named with One
potassium permanganate
2^n
acetaldehyde
ketone
38. Sharing of electron between atoms
lindlar's catalyst
electrophilic addition
peroxycarboxylic acid
covalent bond
39. Most favorable of staggared conformations
polymerization
anti conformation
triple bond
geminal
40. Nitrogen containing compound - longest chain attached to nitrogen used in backbone. use e and replace with AMINE. if more complex molecule present - use prefix amino. IF additional group added - use N-
not ignored
protic solvent
halogenation
amines
41. N - l - ml - ms
Combustion
C3H8 + 5O2 = 3CO2 + 4H2O + heat
quantum numbers
aldehyde
42. Nonterminal alkenes are cleaved to form two molar equivalent of carvoxylic acid ..make keton
relative configuration
halogen
meso compound
hot - acidic potassium permanganate
43. More likely it is to attract positively charged proton. nucleophilic strength decreses: RO->HO>RCO2>ROH>H2O
Combustion
basicity
hydroboration
isomer
44. Diols with hydroxyl group on adjacent carbon
covalent bond
acetaldehyde
nucleophile
vicinal
45. What is produced when o3 with lialh4 or nabh4
gauche conformation
electrophilic addition of X2
fischer projection
alcohol
46. When a molecular orbital is formed head to head or tail to tail. all single bonds are tehese.
oxidation
sigma bond
vicinal
reducing
47. Configuration in relation to another chiral molecule. use it to determine if a molecule is an enantiomer - diastereomer - etc
carboxylic acid
covalent bond
specific rotation
relative configuration
48. When bond angles deviate from ideal values
relative configuration
basicity
angle strain
catalytic hydrogenation
49. Reaction of alkane with oxygen to form carbon dioxide - water and heat.
Combustion
Alkene
electrophilic addition of H2O
hot - acidic potassium permanganate
50. When two p orbitals line up in parallel and electron clouds overlap. it exsits over a single bond.
electrophilic addition of H2O
pi bond
basicity
oxidation