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Chemistry · 2024 · 2 marks
CBSE 2024 · Region 4 · Set 2 · Q21
(a) What happens when Glucose reacts with HI? Write chemical equation. (b) Which type of bond holds a DNA double helix together? 1 × 2
(a)
What happens when Glucose reacts with HI ? Write chemical equation.
(b)
Which type of bond holds a DNA double helix together ? $\displaystyle \mathbf{1} \boldsymbol{\times} \mathbf{2}$
Marking-scheme solution
(a)
(b)
Hydrogen bond
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CBSE Class 12 Chemistry past-paper question from the 2024 board exam, with the answer as CBSE’s own marking scheme gives it. Where our answers come from.