Q45 / 59 · NTA Abhyas (JEE Main) 2020 · Chemistry · p Block Elements (Group 13 & 14)

Identify X and Y in the following reaction

BCl 3  +  NH 4 Cl → 140 o C /  C 6 H 5 Cl X → NaBH 4 Y

  • A
    X=NaBO2,Y=B2O3
  • B
    X=Na2B4O7,Y=H3BO3
  • C
    X=BN,Y=NH4+BCl4-
  • Correct answer
    D
    X=B3N3H3Cl3,Y=B3N3H6

Solution

3  BCl 3  + 3  NH 4 Cl → 140 o C /  C 6 H 5 Cl B 3 N 3 H 3 Cl 3 X → NaBH 4 B 3 N 3 H 6 Borazine Y

Hence, the correct answer is option: 'D'.

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