The Lewis acid character of boron tri halides follows the order:
$BBr _3 > BI _3 > BCI _3 > BF _3$
$BCl _3 > BF _3 > BBr _3 > BI _3$
$BF _3 > BCl _3 > BBr _3 > BI _3$
$BI _3 > BBr _3 > BCl _3 > BF _3$
$N{a_2}{B_4}{O_7}.10{H_2}O \xrightarrow{\Delta } X + NaB{O_2} + {H_2}O$
$X + C{r_2}{O_3}\xrightarrow{\Delta }Y$ (Green coloured)
$X$ and $Y$ are
Which of the following statements about ${H_3}B{O_3}$ is not correct
$STATEMENT$-$1$: In water, orthoboric acid behaves as a weak monobasic acid. because
$STATEMENT$-$2$: In water, orthoboric acid acts as a proton donor.
In diborane, the two $H - B - H$ angles are nearly
In electrolysis of aluminium oxide which of the following is added to accelerate the process