`2E+N_(2)to2EN` (very hard substance) `EN+H_(2)Oto` Acid + pungent smelling gas Acid is:
`2E+N_(2)to2EN` (very hard substance)
`EN+H_(2)Oto` Acid + pungent smelling gas Acid is:
A. `HNO_(3)`
B. `H_(3)BO_(3)`
C. `HNO_(2)`
D. can be A & B
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Correct Answer - B
`2B+N_(2)to2BN`
`BN+3H_(2)O to H_(3)BO_(3)+NH_(3)`(pungent smelling gas)
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