Already have an account? Get multiple benefits of using own account!
Login in your account..!
Remember me
Don't have an account? Create your account in less than a minutes,
Forgot password? how can I recover my password now!
Enter right registered email to receive password!
Ascorbic acid possesses following important physico-chemical properties:
a) It is a white crystalline substance.
b) It is freely soluble in water.
c) Solution of the vitamin tastes sour.
d) In dry condition it is stable in air and light.
e) It is fairly stable in cold acid solution.
f) In an aqueous medium, particularly alkaline, it is easily oxidized on exposure to heat, light and traces of metals such as copper or silver.
g) It is easily destroyed during cooking.
h) The compound is a powerful reducing agent and can reduce fehling's solution. This is due to the presence of en01 group (carbons 2 and 3) in its structure. (You have already learnt about the enol group in the carbohydrate Unit I).
i) Vitamin C also reduces 2, 6-dichlorophenolindophenol to a colourless leuco compound. This reaction is very commonly utilized for chemical estimation of the vitamin.
Explain Viscosity - Functions of Plasma Proteins Plasma proteins account for about half of the viscosity of blood, the other half being due to the blood cells. The contribution
Release of Energy : When the atom splits, the masses of the fragments and the neutrons produced do not add up to the mass of the original. A tiny amount of matter disappears. Th
Amphoteric : Amino acids having the characteristics of an acid and a base.
Analysis soil texture by Feel Method Soil texture was recognised from very early times by experienced farmers from the "feel" of moist soil placed between the thumb and the for
describe the typical conditions necessary for fossil formation?
HYGIENE : We all would agree that chemical hazards can be prevented to a certain extent by maintaining a good hygiene. Hygiene in this context can be discussed in the following th
Evaluating the possible problems of a technology compared to the expected advantages is known as a ?..
Heart Massage for Restoring Circulation : In cases of breathing failure, you should check that the casualty's heart is still beating. This is especially important with victims of
how to prevent skin problems?
Fibre optics: The songs you hear on your transistor, or the pictures you see on your TV are canied from the studios to your home on radiowaves. Telephone calls you make, on th
Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!
whatsapp: +91-977-207-8620
Phone: +91-977-207-8620
Email: [email protected]
All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd