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.
The angle of insolation on the Earth's surface is most direct at which latitude: At 0 o latitude
What are mechanical hazards and outline them
Explain Sinus Arrhythmia - electrocardiogram In few adults and most children, there is raise in heart rate during inspiration and a decrease during expiration. This rhythm is m
Define the auditory area of the Cerebrum The auditory area lies immediately below lateral sulcus within the temporal lobe as can be seen in Figure. Cells receive and interpret
Procuring and storing animal materials (i) You can begin by asking for a clarification or reaching a common understanding regarding the oft-used terminology, for instance, anim
what is meaning of solid'' liguid'' gases?why eresers float in water?why deos paper sink in water?
Why did the continents spread apart? This is because of the heat generated from the earth's interior and earthquakes - the convection currents deep within the earth due to the m
Explain maintaining the pH Balance You must be aware of the term pH. PH we know provides a measure on a scale from 0 to 14 of the acidity or alkalinity of a solution (where 7 i
Determine about the Physico-chemical parameters The possible combination of various elements found in the earth's crust gives rise to a large number of minerals. Out of all the
Describe the structure of the stomach. How is it modified to carry out its functions? How does It compare to that of the fetal pig?
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