What is the correct representation of reaction occurring when HCl is heated with `MnO_(2)` ?
A. `MnO_(4)^(-)+5Cl^(-)+8H^(+)rarr Mn^(2+)+5Cl^(-)+5H_(2)O`
B. `MnO_(2)+2Cl^(-)+4H^(+)rarr Mn^(2+)+Cl_(2)+2H_(2)O`
C. `2MnO_(2)+4Cl^(-)+8H^(+)rarr 2 Mn^(2+)+2Cl_(2)+4H_(2)O`
D. `MnO_(2)+4HCl rarr MnCl_(4)+Cl_(2)+H_(2)O`
A. `MnO_(4)^(-)+5Cl^(-)+8H^(+)rarr Mn^(2+)+5Cl^(-)+5H_(2)O`
B. `MnO_(2)+2Cl^(-)+4H^(+)rarr Mn^(2+)+Cl_(2)+2H_(2)O`
C. `2MnO_(2)+4Cl^(-)+8H^(+)rarr 2 Mn^(2+)+2Cl_(2)+4H_(2)O`
D. `MnO_(2)+4HCl rarr MnCl_(4)+Cl_(2)+H_(2)O`
Correct Answer – B
`MnO_(2)+4HCl rarr MnCl_(2)+Cl_(2)+2H_(2)O`
or in ionic form `MnO_(2)+2Cl^(-)+4H^(+)rarr Mn^(2+) + Cl_(2) + 2H_(2)O`