Which of the following statement is not true for glucose?

Question:

Which of the following statement is not true for glucose?

  1. Glucose exists in two crystalline forms $\alpha$ and $\beta$

  2. Glucose gives Schiff's test for aldehyde

  3. Glucose reacts with hydroxylamine to form oxime The pentaacetate of glucose does not

  4. react with hydroxylamine to give oxime


Correct Option: , 2

Solution:

Glucose exists in cyclic form in which aldehyde group is not free, therefore it does not give Schiff's test.

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