Diborane () reacts with at low temperatures to initially form a white ionic solid adduct. Which of t — p Block Elements Chemistry Question
Question
Diborane ($B_2H_6$) reacts with $NH_3$ at low temperatures to initially form a white ionic solid adduct. Which of the following correctly represents the ionic formulation of this initial adduct before it converts to borazine?
Answer: B
💡 Solution & Explanation
Diborane undergoes asymmetrical cleavage when treated with small amines like $NH_3$. It initially forms the ionic adduct $[BH_2(NH_3)_2]^+[BH_4]^-$. Upon further heating at higher temperatures, this adduct loses hydrogen to form borazine ($B_3N_3H_6$).
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