Borax is converted into crystalline boron by the following steps :
$Borax$ $\xrightarrow{HCl} (X)$ $\xrightarrow{\Delta} B_2O_3$ $\xrightarrow{\Delta, Y} B$
Identify $X$ and $Y$ respectively.
$Borax$ $\xrightarrow{HCl} (X)$ $\xrightarrow{\Delta} B_2O_3$ $\xrightarrow{\Delta, Y} B$
Identify $X$ and $Y$ respectively.
- A$H_3BO_3$ and $Mg$
- B$H_3BO_3$ and $Al$
- C$H_3BO_3$ and $C$
- D$H_3BO_3$ and $Sn$
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Similar Questions
Which one of the following statements is not correct?
Describe the chemical properties of the elements of group $13$.
Match the following compounds in List-$I$ with their properties/names in List-$II$.
List-$I$ (Compound) List-$II$ (Property/Name/Structure) $A$. $H_3BO_3$ $1$. Dimeric form $B$. $AlCl_3$ $2$. Back bonding $C$. $B_3N_3H_6$ $3$. Hydrogen bonding $D$. $BF_3$ $4$. Inorganic benzene
| List-$I$ (Compound) | List-$II$ (Property/Name/Structure) |
|---|---|
| $A$. $H_3BO_3$ | $1$. Dimeric form |
| $B$. $AlCl_3$ | $2$. Back bonding |
| $C$. $B_3N_3H_6$ | $3$. Hydrogen bonding |
| $D$. $BF_3$ | $4$. Inorganic benzene |
Hybridisation of boron in diborane is
In diborane $(B_2H_6)$,the two $H-B-H$ bond angles are nearly
MediumAIIMS 2005
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