Chemistry · 2025
JEE Main · 7 April 2025, Shift 1 · Q75
Thyroxine, the hormone has given below structure The percentage of iodine in thyroxine is ____ %. (nearest integer) (Given molar mass in g mol^-1 C:…
Thyroxine, the hormone has given below structure
The percentage of iodine in thyroxine is $\displaystyle \_\_\_\_$%. (nearest integer) (Given molar mass in $\displaystyle \mathrm{g} \mathrm{mol}^{-1} \mathrm{C}: 12, \mathrm{H}: 1, \mathrm{O}: 16, \mathrm{~N}: 14, \mathrm{I}: 127$ )
The percentage of iodine in thyroxine is $\displaystyle \_\_\_\_$%. (nearest integer) (Given molar mass in $\displaystyle \mathrm{g} \mathrm{mol}^{-1} \mathrm{C}: 12, \mathrm{H}: 1, \mathrm{O}: 16, \mathrm{~N}: 14, \mathrm{I}: 127$ )Official answer
From NTA’s final answer key for this paper.
65
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JEE Main 2025 Chemistry question, with the answer from NTA’s final answer key. Where our answers come from.