Please help me !! 1) A phenol used as an antioxidant food additive in vegetable

Question

Please help me !!

1) A phenol used as an antioxidant food additive in vegetable oil is:

A) BHT. B) vitamin E. C) thymol. D) THC.

I chose ( A ) but it said its wrong!!

2) How can the solubility of alcohols be estimated?

A) by the ratio of hydroxyl groups to carbons. B) by the number of secondary carbons. C) by the number of side chains. D) by the number of alcohol groups.

I chose ( C ) but it said its wrong!!

3) Acetylene is commercially useful as a fuel for torches and as:

A) an industrial solvent. B) a component in paint formulations. C) an ingredient in pesticides. D) a starting material for plastics.

4) Color is a property associated with which of the following?

A) Cycloalkanes B) Alkenes. C) Alkynes. D) Alkanes.

5) Identify the statement about lycopene that is true:

A) Lycopene should not be eaten with fatty foods. B) Raw tomatoes are a better source of lycopene than cooked tomatoes. C) Lycopene is known as vitamin C. D) Lycopene gives watermelon their red color.

6) To a chemist an aromatic compound would be expected to:

A) have a distinctive odor. B) to be less  reactive than an alkene. C) smell like perfume. D) be a liquid. E) all of the above.

Explanation / Answer

1)D

2)A

3) D

4) B

5)B

6) A

7)

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