Which of the following indicates the presence of `5-OH` groups in glucose.

Which of the following indicate the presence of -OH group in -COOH group of the acetic acid (CH_(3)COOH) :

Write the reaction that indicates the presence of -CHO group in glucose.

Describe laboratory method for preparation of glucose . Write the reaction that indicates the presence of - CHO group in glucose .

Write a reaction that indicates the presence of an aldehyde group in glucose.