
Organic Chemistry Techniques and Reactions
Interactive Video
•
Chemistry, Science
•
10th Grade - University
•
Hard
Mia Campbell
FREE Resource
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10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the purpose of using thin layer chromatography in organic chemistry?
To determine the melting point of a compound
To measure the density of a compound
To separate compounds based on polarity
To identify the boiling point of a compound
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which of the following is a limitation of Friedel-Crafts alkylation?
It only works with aromatic compounds
It requires high temperatures
It often leads to over-alkylated products
It cannot be used with electron-donating groups
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Why is distillation used in the purification of acetyl chloride?
Because it separates compounds based on polarity
Because it separates compounds based on density
Because it separates compounds based on boiling point
Because it separates compounds based on solubility
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the role of the bulky group in the synthesis of sulfanilamide?
To stabilize the product
To increase the reaction rate
To block the ortho position
To enhance solubility
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the main advantage of recrystallization over column chromatography?
It is more accurate
It is faster
It requires less solvent waste
It uses less heat
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which method is used to purify crystalline solids?
Flash chromatography
Recrystallization
Distillation
Thin layer chromatography
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the purpose of vacuum filtration in recrystallization?
To increase the temperature
To remove impurities
To evaporate solvents
To collect pure crystals
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