MODULE 5 SHORT ACTIVITY (D)

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Youcef Mahboub

Argelia

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MODULE 5 SHORT ACTIVITY (D)Versión en línea Choose the best answer from the given choices. por Youcef Mahboub 1 What is the primary disadvantage of using finely grounded cloves as sample? a it may cause bumping of the solution b it may cause the fine powders to evaporate c no eugenol can be extracted from finely grounded cloves d fine powders can be seen on the distillate 2 How is the boiling over or bumping of the solution prevented, based on the procedure? a using a longer condenser b adding more water c using boiling chips d using finely grounded sample 3 What does a turbid or milky distillate indicate? a the distillate is highly volatile b the distillate is a pure oil c the distillate does not contain any oil d the oil is mixed with water (emulsion) 4 Why does eugenol yield a positive result with ferric chloride test? a it contains allyl group b it contains phenol c it has an ester group d it has an ether group 5 Which of the following is not a medical use of eugenol? a cardioprotective b topical antiseptic c treatment of toothache d counterirritant

MODULE 5 SHORT ACTIVITY (D)Versión en línea

Choose the best answer from the given choices.

por Youcef Mahboub

What is the primary disadvantage of using finely grounded cloves as sample?

it may cause bumping of the solution

it may cause the fine powders to evaporate

no eugenol can be extracted from finely grounded cloves

fine powders can be seen on the distillate

How is the boiling over or bumping of the solution prevented, based on the procedure?

using a longer condenser

adding more water

using boiling chips

using finely grounded sample

What does a turbid or milky distillate indicate?

the distillate is highly volatile

the distillate is a pure oil

the distillate does not contain any oil

the oil is mixed with water (emulsion)

Why does eugenol yield a positive result with ferric chloride test?

it contains allyl group

it contains phenol

it has an ester group

it has an ether group

Which of the following is not a medical use of eugenol?

cardioprotective

topical antiseptic

treatment of toothache

counterirritant

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MODULE 5 SHORT ACTIVITY (D)Versión en línea

por Youcef Mahboub

What is the primary disadvantage of using finely grounded cloves as sample?

How is the boiling over or bumping of the solution prevented, based on the procedure?

What does a turbid or milky distillate indicate?

Why does eugenol yield a positive result with ferric chloride test?

Which of the following is not a medical use of eugenol?