MCQ
Which of following have least boiling point?
- ✓$H _2 S$
- B$H _2 O$
- C$H _2 Se$
- D$H _2 Te$
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$2A{B_3}(g) \rightleftharpoons {A_2}(g) + 3{B_2}(g)$. At equilibrium, $2\, mol$ of $A_2$ are found to be present. The equilibrium constant of this reaction is
