(i) Deficiency of which vitamin causes ...

CBSE Class 12 Chemistry 2014 Delhi Set 1 Solved Paper

Question : 24 of 30

Marks: +1, -0

(i) Deficiency of which vitamin causes nightblindness?

(ii) Name the base that is found in nucleotide of RNA only.

(iii) Glucose on reaction with

\ {HI}

gives n-hexane. What does it suggest about the structure of glucose?

Solution:

(i) Vitamin A

(ii) Uracil

(iii) Glucose reaction with

\mathrm{HI}

produces

n

-hexane which suggests that all the six carbon atoms are linked together in a straight chain.

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