Diborane $(B_2H_6)$ reacts independently with $O_2$ and $H_2O$ to produce, respectively
$H_3BO_3$ and $B_2O_3$
$B_2O_3$ and $H_3BO_3$
$HBO_2$ and $H_3BO_3$
$B_2O_3$ and $[BH_4]^-$
Which reactions can be used to prepare diborane
$I.\,\,NaBH_4 + BF_3$ (in ether) $\to $
$II.\,\, NaBH_4 + I_2 \to $
$III.\,\, BF_3 + NaH \to $
Carbongene has $X\%$ of $CO_2$ and is used as an antidote for poisoning of $Y.$ Then, $X$ and $Y$ are
Give increasing order of group $13$ elements for atomic radius.
When $B_2H_6 + NH_3(excess)$ at very high temperature $(> 200\,^oC$) is formed
The correct statement$(s)$ for orthoboric acid is/are
$(A)$ It behaves as a weak acid in water due to self ionization.
$(B)$ Acidity of its aqueous solution increases upon addition of ethylene glycol.
$(C)$ It has a three dimensional structure due to hydrogen bonding.
$(D)$ It is weak electrolyte in water.