Choose the incorrect statement/reaction.
- A$BCl_{3} + NH_{3(g)} \to BCl_{2}(NH_{2}) + HCl$
- B$AlCl_{3}$ in aqueous solutions forms octahedral $[Al(H_{2}O)_{6}]^{3+}$ ions.
- CThe conjugate base in aqueous solution of $H_{3}BO_{3}$ is $[B(OH)_{4}]^{-}$.
- DAqueous solution of borax,$Na_{2}B_{4}O_{7} \cdot 10H_{2}O$,which is a buffer system,forms a basic solution.
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Similar Questions
Identify the correct statements about $p$-block elements and their compounds.
$(A)$ Non-metals have higher electronegativity than metals.
$(B)$ Non-metals have lower ionisation enthalpy than metals.
$(C)$ Compounds formed between highly reactive non-metals and highly reactive metals are generally ionic.
$(D)$ The non-metal oxides are generally basic in nature.
$(E)$ The metal oxides are generally acidic or neutral in nature.
$(A)$ Non-metals have higher electronegativity than metals.
$(B)$ Non-metals have lower ionisation enthalpy than metals.
$(C)$ Compounds formed between highly reactive non-metals and highly reactive metals are generally ionic.
$(D)$ The non-metal oxides are generally basic in nature.
$(E)$ The metal oxides are generally acidic or neutral in nature.
Match the species given in Column-$I$ with properties given in Column-$II$.
Column-$I$ Column-$II$ $A$. Diborane $1$. Used as a flux for soldering metals $B$. Gallium $2$. Crystalline form of silica $C$. Borax $3$. Banana bonds $D$. Alumino silicate $4$. Low melting,high boiling,useful for measuring high temperatures $E$. Quartz $5$. Used as catalyst in petrochemical industries
| Column-$I$ | Column-$II$ |
|---|---|
| $A$. Diborane | $1$. Used as a flux for soldering metals |
| $B$. Gallium | $2$. Crystalline form of silica |
| $C$. Borax | $3$. Banana bonds |
| $D$. Alumino silicate | $4$. Low melting,high boiling,useful for measuring high temperatures |
| $E$. Quartz | $5$. Used as catalyst in petrochemical industries |
Medium
View SolutionThe incorrect statement regarding the above reactions is:
$Al \xrightarrow{HCl(aq.)} 'X' + \text{Gas } 'P'$
$Al \xrightarrow{NaOH(aq.) + H_2O} 'Y' + \text{Gas } 'Q'$
$Al \xrightarrow{HCl(aq.)} 'X' + \text{Gas } 'P'$
$Al \xrightarrow{NaOH(aq.) + H_2O} 'Y' + \text{Gas } 'Q'$
Difficult
View SolutionBorax,on being heated strongly above its melting point,melts to a liquid and then solidifies to a transparent mass commonly known as a Borax Bead. This transparent glassy mass consists of:
Medium
View SolutionThe number of $2$-centre-$2$-electron and $3$-centre-$2$-electron bonds in $B_2H_6$,respectively,are
DifficultJEE MAIN 2019
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