Match List$-I$ with List$-II :$
List$-I$ | List$-II$ |
$(a)$ $\mathrm{NaOH}$ | $(i)$ Acidic |
$(b)$ $\mathrm{Be}(\mathrm{OH})_{2}$ | $(ii)$ Basic |
$(c)$ $\mathrm{Ca}(\mathrm{OH})_{2}$ |
$(iii)$ Amphoteric |
$(d)$ $\mathrm{B}(\mathrm{OH})_{3}$ | |
$(e)$ $\mathrm{Al}(\mathrm{OH})_{3}$ |
Choose the most appropriate answer from the option given below :
$(a)-(ii), (b)-(ii), (c)-(iii), (d)-(ii), (e)-(iii)$
$(a)-(ii), (b)-(iii), (c)-(ii), (d)-(i), (e)-(iii)$
$(a)-(ii), (b)-(ii), (c)-(iii), (d)-(i), (e)-(iii)$
$(a)-(ii), (b)-(i), (c)-(ii), (d)-(iii), (e)-(iii)$
Write chemical reaction to prepare inorganic benzene $(B_3N_3H_6)$.
$N{a_2}{B_4}{O_7}.10{H_2}O \xrightarrow{\Delta } X + NaB{O_2} + {H_2}O$
$X + C{r_2}{O_3}\xrightarrow{\Delta }Y$ (Green coloured)
$X$ and $Y$ are
Hoop's process is used for the purification of the metal
Which is not obtained when metal carbides react with $H_2O$ ?
Give uses of Borax.