Column I (X, Y, Z W are unknown products) Column II (Hybridisation of central atom in unknown product) Column III (Characteristics of unknown product) (I) aligned LiAlH_4+ BCl_3 arrow LiCl + AICl_3+X aligned (i) s p³

Correct answer: C. (III) (iii) (Q) Answer (C) B_3 ~N_3 H_6+H_2 O arrow NH_3+H_2+H_3 BO_3(Z) Correct combination is III. iii, Q

JEE Advanced

JEE Advanced · Chemistry · p Block Elements (Group 13 & 14)

Column I (X, Y, Z W are unknown products) Column II (Hybridisation...

Column I (X, Y, Z W are unknown products)	Column II (Hybridisation of central atom in unknown product)	Column III (Characteristics of unknown product)
(I) $\begin{aligned} LiAlH_4+</td><td>BCl_3 \rightarrow LiCl + AICl_3+X \end{aligned}$	(i) s p³	(P) Two types of bonds are present
between same type of bonded atoms
\begin{gathered} (II) H_3 BO_3+Na_2 CO_3 \rightarrow Y+H_2 O+CO_2 \end{gathered}	(ii) s p	(Q) Lewis acid
(III) $\begin{aligned}</td><td>B_3 N_3 H_6+H_2 O \rightarrow NH_3+H_2+Z \end{aligned}$	(iii) s p²	(R) Covalent Carbide
(IV) Si+C \xrightarrow{2200^{{}^{{}^{\circ}}} C} W	(iv) s p³ d	(S) Forms alkaline solution on hydrolysis

Select the correct combination in which the unknown compound formed is planar

C. (III) (iii) (Q)

Answer (C)

\mathrm{B}_3 \mathrm{~N}_3 \mathrm{H}_6+\mathrm{H}_2 \mathrm{O} \rightarrow \mathrm{NH}_3+\mathrm{H}_2+\mathrm{H}_3 \mathrm{BO}_3(\mathrm{Z})

Correct combination is III. iii, Q