Q51 / 180 · COMEDK 2018 · Chemistry

Glucose contains in addition to aldehyde group

  • A
    one secondary $\mathrm{OH}$ and four primary $\mathrm{OH}$ groups
  • Correct answer
    B
    one primary $\mathrm{OH}$ and four secondary $\mathrm{OH}$ groups
  • C
    two primary $\mathrm{OH}$ and three secondary $\mathrm{OH}$ groups
  • D
    three primary $\mathrm{OH}$ and two secondary $\mathrm{OH}$ groups

Solution

Glucose contains in addition to aldehyde group on primary $\mathrm{OH}$ and four secondary $\mathrm{OH}$ groups. The structure of glucose is

Hence, the correct answer is option: 'B'.

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