Quiz on Fats and Oil Technology

What is the primary purpose of hydrogenation in fats and oils?

• To increase the flavor of oils

• To convert unsaturated fats into saturated fats

• To reduce the cost of production

• To enhance the color of oils

At what temperature does the hydrogenation process typically occur?

• 160ºC

• 200ºC

• 60ºC

• 100ºC

Which catalyst is commonly used in the hydrogenation process?

• Iron

• Zinc

• Nickel

• Copper

What happens to the double bonds during hydrogenation?

• They remain unchanged

• They are eliminated

• They are converted to single bonds

• They are formed

What is one of the reasons for hydrogenating vegetable oils?

• To decrease shelf life

• To increase oxidative stability

• To enhance nutritional value

• To reduce viscosity

What does the iodine value indicate in the context of fats?

• The melting point of the fat

• The color intensity

• The degree of saturation

• The flavor profile

What type of unsaturated fatty acid configuration is described as 'on the same side'?

• Trans configuration

• Polyunsaturated configuration

• Cis configuration

• Saturated configuration

Which of the following is a factor that affects the hydrogenation process?

• Type of packaging

• Temperature

• Color of the oil

• Type of storage

What is the effect of increasing hydrogen pressure during hydrogenation?

• Increases melting point

• Increases availability of hydrogen gas

• Decreases selectivity

• Decreases reaction rate

What is a characteristic of the dead-end hydrogenation system?

• Requires constant agitation

• Uses a recirculation pump

• Hydrogen is vented when the endpoint is reached

• Continuous flow of hydrogen