Multiple choice

Which is used to express the extent of unsaturation of the fat?

  1. Iodine number

  2. Saponification numbers

  3. Acid number

  4. Gold number
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A Correct answer
Explanation

In practice this is a complicated procedure and so simpler methods are resorted to determine the amount of hydrogen required to convert it into a saturated fat.The simplest of these is the determination of the amount of iodine that can be made to combine with the fat. The percentage by weight of iodine absorbed by the fat in the natural state is known as the iodine number. It is an index to the degree of unsaturation of the fat.

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