MCQ
All bond lengths are identical in :-
- A$PCl_5$
- B$ClF_3$
- ✓$NO_3^-$
- D$H_2SO_3$
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$NH_4NO_{3(s)} \to N_2O_{(g)} + 2H_2O_{(l)}$ .....$kJ$

$H _{2( g )}+ Br _{2( g )} \rightarrow 2 HBr _{( g )}$
Given that bond energy of $H _{2}$ and $Br _{2}$ is $435 \;kJ mol ^{-1}$ and $192 \;kJ mol^{-1}$, respectively, what is the bond energy (in $kJ mol ^{-1}$ ) of $HBr?$