Published by:
CGP EDU Academic Team
Published on: August 21, 2026
Chemistry
Diborane 
can be prepared by the following reaction
If the reaction has a 
yield, how many moles of 
should be used with excess 
in order to obtain 
of 
?
A
0.21 moles
B
0.429 moles
C
D
0.175 moles
Text Solution
Verified by ExpertsThe correct answer is:
Chemistry
Since 
is in excess, the limiting reagent is 
. To obtain 2 mole 
required 
mole
To obtain 0.200 mole 
required 
Because, the yield is 
, Hence
moles.
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