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How do you explain in the absence of aldehyde group in the pentaacetate of D-glucose?
Ans) when you react glucose with acetic anhydrate it forms pentaacetate with 5 OH grops it tells absense of CHO
1.which of the following is f-block element /
The lengths of the C-C bonds in isobutene The lengths of the C-C bonds in isobutene have no significance; two are longer merely to accommodate the rest of the structure. Rememb
Application of mesomeric effect
2p orbitals have : (1) n=1, l=2 (2) n=1, l=0 (3) n=2 l=1 (4)n=2, l=0 Ans: n=2 l=1
Trans -Isomer of a substance is more stable than Cis-Isomer.
Osazone Formation - Test of Glucose Glucose on heating along with excess of phenyl hydrazine in acetic acid provides a yellow crystalline substance, m.pt. 205 ° C.
From the point of view of "green chemistry" - why should reactions be carried out in CO 2 instead of using carbon monoxide or phosgene (2 reasons)? Apart from the compression of c
Steam supply for experiments in heat A tin with a press-on lid may be used to make a steam can. Punch two holes in the lid and solder by them one long and one short pip
phenol is more acidic thyan eythanol
What are the different mechanism to produce methanol(CH3OH)?
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