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What happen when diborane heated at various temperature?

Answer»

Solution :Diborane isa gas at room temperature with sweet smell and it is EXTREMELY toxic. It is also highly reactive. At high teperatures it forms higher boranes boranes liberating hydrogen.
`5B_(2)H_(6)underset(U-"tube")overset(388 K)(to) 2B_(5)H_(11)+4H_(2)""5B_(2)H_(6)overset(473-523K)(to) 2B_(5)H_(9)+6H_(2)`
`2B_(2)H_(6)overset(198-373K)(to)B_(4)H_(10)+H_(2)""10B_(2)H_(6)overset(523K)(to)2B_(5)H_(9)+2B_(5)H_(9)+2B_(5)H_(10)+11H_(2)`
`5B_(2)H_(6)underset("SEALED Tube")overset(373K)(to)B_(10)H_(14)+8H_(2)""B_(2)H_(6)overset("Red hot")2B+3H_(2)`


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