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Oils interview questions
Oils interview questions
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Total Questions: 5
1. Which of the following is responsible for rancidity?
A. Alkalies
B. Ketones
C. Aldehydes
D. Alcohols
Show Correct Answer
Correct Answer is :
Aldehydes
2. The number of milligrams of KOH required for the saponification of one gram of oil or fat is called
A. Acid number
B. Iodine number
C. Richert-Meissl number
D. Saponification number
Show Correct Answer
Correct Answer is :
Saponification number
3. Iodine number is defined as number of grams of iodine needed for the iodination of ________ gram/grams of oil or fat.
A. 1
B. 5
C. 100
D. 1000
Show Correct Answer
Correct Answer is :
100
4. Richert-Meissl number is defined as the volume of 0.1M KOH solution required for the neutralisation of _______ gram/grams of fat or oil.
A. 1
B. 5
C. 100
D. 1000
Show Correct Answer
Correct Answer is :
5
5. The stearate ion has a ________ carbons long hydrocarbon chain.
A. 17
B. 19
C. 21
D. 23
Show Correct Answer
Correct Answer is :
17
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