A compound of mol. wt. 180 is acetylated to give a compound of mol. wt. 390. The number of amino groups in the initial compound

Q: A compound of mol. wt. $180$ is acetylated to give a compound of mol. wt. $390$. The number of amino groups in the initial compound is

a (c) Difference in mass of compound $= 390 -180 = 210$ wt. of $C{H_3}CO$ -group is = $43$ Therefore no. of $ - N{H_2}$ group = $\frac{{210}}{{43}} = 4.88 = 5$.

SECTION - A [CHEMISTY - MCQ]

GSEB - English Medium

A compound of mol. wt. $180$ is acetylated to give a compound of mol. wt. $390$. The number of amino groups in the initial compound is

A$2$
B$4$
C$5$
D$6$

Difficult

STD 11 Science
JEE
STD 12 - 10. Biomolecules
Chemistry

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