Q. L-isomer of a compound 'A' $\left( C _{4} H _{8} O _{4}\right)$ gives a positive test with $\left[ Ag \left( NH _{3}\right)_{2}\right]^{+}$. Treatment of 'A' with acetic anhydride yield triacetate derivative. Compound 'A' produces an optically active compound (B) and an optically inactive compound (C) on treatment with bromine water and $HNO _{3}$ respectively, compound $( A )$ is:
Solution:
Correct answer is (a)
