Question

periodic acid oxidizes
a. 1,4 diol
b.1,3 diol
c. 1,2 diol
d.1,5 diol​

Answer 1

Answer:

Explanation:    Periodic acid oxidation is applicable to compounds having two hydroxyl groups or hydroxyl and an amino group attached to adjacent carbon atoms and is characterized by the cleavage of the carbon‐carbon bond. It is well known that periodic acid oxidizes vicinal diol hydroxyl (-OH) groups on the sugar moiety into aldehyde groups (-CHO) but the substitution to carboxyl groups (-COOH) never happens [10] . In contrast, chromic acid finally oxidizes hydroxyl groups to carboxyl groups. ...

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Answer 2

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When milk is converted into curd, the globular protein casein coagulates into curd. ... Hence it is not a physical orchemical property of milk. A physical change is usually reversible andchemical change is not