MCQ
Flourine is the best oxidising agent because it has
- AHighest electron affinity
- ✓Highest $E_{{\rm{red}}}^{\rm{o}}$
- CHighest $E_{{\rm{oxid}}}^{\rm{o}}$
- DLowest electron affinity
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$(i)$ A $0.5\,m$ $NaBr$ solution has a higher vapour pressure than a $0.5\,m\,BaCl_2$ solution at the same temperature
$(ii)$ Pure water freezes at the higher temperature than pure methanol
$(iii)$ a $0.1\,m\,NaOH$ solution freezes at a lower temperature than pure water
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