Which of the following statements about ${H_3}B{O_3}$ is not correct
It is a strong tribasic acid
It is prepared by acidifying an aqueous solution of borax
It has a layer structure in which planar $B{O_3}$ units are joined by hydrogen bonds
It does not act as proton donor but acts as a Lewis acid by accepting hydroxyl ion
Correct match is :
The incorrect statement from the following for borazine is:
Below are two statements, one labeled as Assertion $(A)$ and the other as Reason $(R):$
Assertion $(A)$: Among group $13$ elements, boron's melting point is unusually high $(2453 \mathrm{~K})$.
Reason $(R):$ Solid boron has a strong crystalline lattice.
In the context of the above statements, choose the correct answer from the following options:
Aluminium is not used
How many different types of $OBO$ angles are there in sodium peroxoborate ?