Question
What are synthetic antioxidants? Give an example.
✓
Answer
Synthetic antioxidant:
- Synthetic antioxidants are chemicals that are synthesized in the laboratory and used as a substitute for natural antioxidants.
- They delay the onset of oxidant or slow down the rate of oxidation of foodstuff.
- They are added as additives to increase the shelf life of packed foods.
- Common structural units found in synthetic antioxidants are phenolic -OH group and tertiary butyl group.
e.g. BHT, which is 3,5-di-tert-butyl-4-hydroxytoluene.
Need a full question paper?
Generate a complete, print-ready paper with questions like this in minutes — across 16+ boards, with answer keys.
Explore more
Similar questions
What is hydration of alkenes?
a. What happens to the bond length when unsaturation increases?
b. Which is the most stable compound?
c. Indicate the relation between bond strength and Bond enthalpy.
d. Comment on overall relation between Bond length, Bond Enthalpy and Bond strength and stability.
Find the formula mass of
i. KCl
ii. AgCl
Atomic mass of K = 39 u, Ag =108 u and Cl = 35.5 u.
i. KCl
ii. AgCl
Atomic mass of K = 39 u, Ag =108 u and Cl = 35.5 u.
Write some important uses of acetylene.
Why do we see bands separating in column chromatography?
Why do new batteries become useless after some days?
Write the names of the elements present in groups $13, 14$ and $15.$
→Give some other examples of periodic events.
How are hydrocarbons classified?
Identify the gas laws from the following diagrams.
