Question

Identify the incorrect statement about orthoboric acid:

• A. It has a layer structure in which planar $H_{3}B{O}_3$ units are connected by hydrogen bonds
• B. $H_{3}B{O}_3$ is a weak monobasic Lewis acid
• C. On heating orthoboric acid, it forms metaboric acid and when heated further until it is red hot, boric oxide is formed
• D. A mixture of ethyl alcohol with boric acid burns with a blue edged flame due to the formation of volatile ethyl borate

Answer 1

The correct option is D A mixture of ethyl alcohol with boric acid burns with a blue edged flame due to the formation of volatile ethyl borate

A mixture of ethyl alcohol with boric acid burns with a green edged flame due to the formation of volatile ethyl borate.