Observations: Test Tube Carboxylic Acid A acetic acid B acetic acid C acetic acid benzoic acid salicylic acid D E Analysis: Test Tube Diagram Name A B с D Alcohol Ester Produced Aroma Produced 1-butanol E iso-pentanol ethanol 1. Draw and Name the product for each reaction that you did. ethanol methanol
Observations: Test Tube Carboxylic Acid A acetic acid B acetic acid C acetic acid benzoic acid salicylic acid D E Analysis: Test Tube Diagram Name A B с D Alcohol Ester Produced Aroma Produced 1-butanol E iso-pentanol ethanol 1. Draw and Name the product for each reaction that you did. ethanol methanol
Chemistry
10th Edition
ISBN:9781305957404
Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
Publisher:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
Chapter1: Chemical Foundations
Section: Chapter Questions
Problem 1RQ: Define and explain the differences between the following terms. a. law and theory b. theory and...
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Question
Please fill in the charts for the ester lab (chemistry)
Transcribed Image Text:SCH 400 Name:
Objective: In this experiment, you will combine various alcohols with various acids to form esters.
The esters can be identified by their distinctive odours.
Materials:
APPARATUS
Beaker
Hot plate
Medicine droppers
Evaporating Dish
5 x 150 mm test tubes
Rubber Stoppers
Test Tube Clamps
Procedure:
carboxylic
acid
Test Tube
A
с
D
E
alcohol
water-forming
portions
ESTER LAB
CHEMICALS
Acetic acid (glacial)
Concentrated Sulphuric acid
Benzoic acid (powder)
Salicylic acid (powder)
Ice Water
1. Clean all glassware thoroughly and dry
2. Set up hot water bath by filling beaker half-way and b
B, C, D, and E.
A,
3. Fill the test tubes accordingly:
acid
fragment
10 drops-acetic acid
10 drops-acetic acid
10 drops-acetic acid
½ finger tip-benzoic acid
½ finger tip-salicylic acid
Ethanol
t-butanol
Iso-pentanol
Methanol
ester
R-C-O-R
2ª
10 drops-t-butanol 3 drops-sulphuric acid
10 drops-iso-pentanol 3 drops-sulphuric acid
10 drops-ethanol 3 drops-sulphuric acid
10 drops-ethanol 3 drops-sulphuric acid
10 drops-methanol 3 drops- sulphuric acid
6. Rinse the evaporating dish and repeat 5 with test tube B.
alcohol
fragment
boiling. Meanwhile label your test tubes
Mix the test tubes well
Ensure they are covered by rubber stopper
4. Place all 5 test tubes in the water bath for a minimum of 5 minutes.
5. Pour the contents of test tubes of A into an evaporating dish that is half full with cold water.
Carefully note the odour in your observation chart
***DUMP ALL WASTE IN THE BEAKER AT THE FRONT OF THE ROOM***
Transcribed Image Text:7. Rinse the evaporating dish and repeat 5 with test tube C.
8. Rinse the evaporating dish and repeat 5 with test tube D.
9. Rinse the evaporating dish and repeat 5 with test tube E.
Observations:
Test Tube Carboxylic Acid
A
acetic acid
B
acetic acid
с
acetic acid
D
benzoic acid
E
salicylic acid
Analysis:
1. Draw and Name the product for each reaction that you did.
Test Tube Diagram Name
A
B
с
D
Alcohol Ester Produced Aroma Produced
1-butanol
iso-pentanol
ethanol
ethanol
methanol
E
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