Q. Boric acid is the trival name for

 1535  257 The p-Block Elements Report Error

Solution:

Boric acid is a weak, mono-basic Lewis acid of boron, which is often used as an antiseptic, insecticide, flame retardant, neutron absorber, or precursor to other chemical compounds and also known as orthoboric acid (trival name).
The chemical formula of boric acid is or .