STD 12 - 10. Biomolecules — NEET STD 11 Science — Question

Statement $I$ : Sulphanilic acid gives esterification test for carboxyl group.

Statement $II$ : Sulphanilic acid gives red colour in Lassigne's test for extra element detection.

In the light of the above statements, choose the most appropriate answer from the options given below :

$(A)$ $O$ - $O$ bond lengths are equal.

$(B)$ Thermal decomposition of $O _3$ is endothermic.

$(C)$ $O _3$ is diamagnetic in nature.

$(D)$ $O _3$ has a bent structure.

$CH_3COOH + PCl_5 \longrightarrow (A)$ $\xrightarrow[(2){{H}_{2}}O]{(1)\,C{{H}_{3}}MgBr}\left( B \right)$ Product $B$ would be