(i) P + C ( carbon )+ Cl _ 2 Q + CO (ii) Q + H _ 2 O R + HCl (iii) BN + H _ 2 O R + NH _…

Chemistry · JEE Advanced · NTA Examsp-Block Elements


(i) \(\mathrm{P}+\mathrm{C}(\text { carbon })+\mathrm{Cl}_{2} \rightarrow \mathrm{Q}+\mathrm{CO} \uparrow\)
(ii) \(\mathrm{Q}+\mathrm{H}_{2} \mathrm{O} \rightarrow \mathrm{R}+\mathrm{HCl}\) 
(iii) \(\mathrm{BN}+\mathrm{H}_{2} \mathrm{O} \rightarrow \mathrm{R}+\mathrm{NH}_{3} \uparrow\)
(iv) \(\mathrm{Q}+\mathrm{LiAlH}_{4} \rightarrow \mathrm{~S}+\mathrm{LiCl}+\mathrm{AlCl}_{3}\) 
(v) \(\mathrm{S}+\mathrm{NaH} \rightarrow \mathrm{~T}\) 
(P, Q, R, S and T do not represent their chemical
symbols)
Compound T is used as a/an :
  1. oxidising agent
  2. complexing agent
  3. bleaching agent
  4. reducing agent

Answer

(D) reducing agent

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