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. Most similar. same molecule only at different points in their rotation. show them with newmans projections
anti conformation
weak bases
propionaldehyde
conformational isomer
2. Arise from angle strain - torsional strian and nonbonded strain
y- root - en -x-yne
weak bases
molecular orbital
ring strain
3. Transfer of electrions from one atome to another
ionic bond
torsional strain
Alkene
diastereomers
4. Same chemical formula. same atomic connectivity . different in how atoms are arranged in space
stereoisomers
quantum numbers
relative configuration
hybridization
5. F - CL - Br - I
carbonyl
not ignored
angle strain
halogen
6. Palladium or barium sulfate (BaSO4) with quinoline. occur on metal surface - make cis.
Warning
: Invalid argument supplied for foreach() in
/var/www/html/basicversity.com/show_quiz.php
on line
183
7. Nucleus lover. electron rich species that are attracked to charged atoms
halogen
catalytic hydrogenation
nucleophile
electrophile
8. Occur when a molecule is broken down by heat. used to reduce the avverage molecular weight of heavy oils. c - c - bonds are cleave dand make small chain alkyl radicals that recombine to form different alkanes
vicinal
propionaldehyde
meso compound
pyrolysis
9. O3
protic solvent
ozonolysis
stereoisomers
ionic bond
10. Common name for ethyne
aprotic solvent
Acetylene
electrophilic addition of H2O
Ignored
11. A sigma bond and two pi bonds
catalytic hydrogenation
conformational isomer
triple bond
carboxylic acid
12. A = observed rotation / concentration * length
electrophile
pi bond
absolute configuration
specific rotation
13. Results when cyclic molecules must assume conformations that have eclipsed interactions
peroxycarboxylic acid
torsional strain
methylene
electrophilic addition of HX
14. Rotations cancel each other out therefore no optical activity
Combustion
cold potassium permanganate
racemic mixture
methylene
15. Y = position of double bond - x is position of triple bond - root is the prefix representing the length of the principal carbon chain
y- root - en -x-yne
structural isomers
polymerization
cold potassium permanganate
16. Functionality is specified by alkoxy- prefix. ROR
electrophile
nucleophile
ethers
Alkyne
17. No double bonds. it has the maximum number of hydrogens.
saturated hydrocarbon
pyrolysis
reducing
sigma bond
18. How many stereoisomers can a molecule have with n chiral centers
saturated hydrocarbon
2^n
chiral center
molecular orbital
19. Water can be added to alkenes under acidic conditions. make carbocation. ends with alcohol
sp
electrophilic addition of H2O
diastereomers
pyrolysis
20. Is bonded to only one other carbon atom
alkyne
pi bond
angle strain
primary carbon
21. Name for propanal
alkyne
diastereomers
eclipsed conformation
propionaldehyde
22. Chain of carbons connected by single bonds with hydrogen atoms attached.
conformational isomer
mcpba
Alkane
electrophilic addition of H2O
23. Alphabetical order of alkane rxn
combustion - disproportionation - free - radical substitution - pyrolysis
specific rotation
relative configuration
Vinyl
24. Use the Greek root for the number of carbons followed by the ending - - ane
configuration
oxidizing
diastereomers
Alkane nomenclature
25. In which one or morehydrogen atoms are replaced with a halogen atom. via free radical substitution
isomer
sp3
halogenation
carbonyl
26. Iso - neo - cyclo
oxidizing
enantiomer
hybridization
not ignored
27. Charged - need electrons
electrophile
meso compound
stereoisomers
chiral
28. Spatial arrangement of the atoms or groups of a sterioisomer
covalent bond
configuration
saturated hydrocarbon
allyl
29. Most favorable of staggared conformations
saturated hydrocarbon
anti conformation
oxidizing
covalent bond
30. Sharing of electron between atoms
mcpba
covalent bond
not ignored
Alkyne
31. When a molecular orbital is formed head to head or tail to tail. all single bonds are tehese.
lindlar's catalyst
sigma bond
allyl
vicinal
32. Configuration in relation to another chiral molecule. use it to determine if a molecule is an enantiomer - diastereomer - etc
sigma bond
achiral
relative configuration
halogen
33. 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
nucleophile
allyl
absolute configuration
eclipsed conformation
34. Carbonyl located at the end of the chain named by replacing al with e. e.g. butanal
aldehyde
alkyne
Ignored
electrophilic addition of free radicals
35. What is produced when o3 with lialh4 or nabh4
racemic mixture
Alkane
alcohol
pi bond
36. Differ in position of substitutents attached to a double bond or cycloalkane. Cis or trans or e or z
Ignored
Vinyl
geometric isomers
formaldehyde
37. Carbon double bonded to an oxygen
carbonyl
enantiomer
Vinyl
initiation propagation termination
38. One s and three p orbitals
sp3
disproportionation
diol
electrophilic addition of free radicals
39. When bond angles deviate from ideal values
disproportionation
stereoisomers
propionaldehyde
angle strain
40. Carbon carbon triple bonds. Suffix-yne.
primary carbon
polymerization
Alkyne
2^n
41. M - chloroperoxybenzoic acid
stereoisomers
sp
mcpba
oxidation
42. What are the best leaving groups?
weak bases
enantiomer
polymerization
alcohol
43. Name for ethanal
aprotic solvent
2^n
acetaldehyde
aldehyde
44. A radical transfers a hydrogen atom to another radical and makes an alkane and alkene
specific rotation
Vinyl
disproportionation
ozonolysis
45. If a compound is able to rotate plane polarized light.
ozonolysis
torsional strain
relative configuration
optical activity
46. A molecule with an internal plane of symmetry
quantum numbers
meso compound
electrophilic addition
ketone
47. Carbon with four different substituents and lack a plane of symmetry
molecular orbital
allyl
not ignored
chiral center
48. 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.
torsional strain
fischer projection
polymerization
diastereomers
49. Hydrocarbon with one or more carbon carbon triple bond
vicinal
y- root - en -x-yne
halogenation
alkyne
50. When boat flips
ring flip
diastereomers
lindlar's catalyst
acetaldehyde