12 Questions
What is the main difference between an alcohol and a phenol?
The presence of an aromatic ring
Why are additional tests used to identify alcohols and phenols?
Because solubility in water is not a unique characteristic
What is the purpose of the Lucas test?
To distinguish between alcohols and phenols
What is observed in the procedure to determine the physical properties of alcohols and phenols?
Whether the solutions are homogeneous or heterogeneous
Why are different tests used to determine the chemical properties of alcohols and phenols?
Because of the structural variations between alcohols and phenols
What is the purpose of diluting the samples with distilled water in the procedure?
To prepare the solutions for the tests
What is the purpose of adding 2 ml of water to each test tube in the Iodoform test?
To create a homogeneous mixture
What is the function of the Lucas reagent in the Lucas test?
To form a cloudiness in tertiary alcohols
What is the indication of a positive chromic acid test?
The loss of the brown-red color
What is the purpose of warming the test tubes in the Iodoform test?
To increase the reaction rate
What is the purpose of adding 10% NaOH dropwise to each test tube in the Iodoform test?
To create a basic medium for the reaction
What is the indication of a positive Iron(III) chloride test?
A purple color forms
Explore the differences between alcohols and phenols, including their structural variations, physical and chemical properties, and acidity in aqueous solutions. Learn about the distinct characteristics of these compounds and their chemical behavior.
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