1.

The trihalides of group `13` are hydrolysed by water and they fume in moist air due to theA. Formation of hydrogen halideB. Formation of haloboric acidC. Formation of halogen gasesD. None of the above

Answer» Correct Answer - A
`BX_(3) + 3H_(2) O rarr B(OH)_(3) + 3HX (X = F, Cl, Br, I)`.


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