MCQ
In the periodic table going down in fluorine group
- AReactivity will increase
- BElectronegativity will increase
- ✓Ionic radius will increase
- DIonization potential will increase
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For the reaction $3 CaO +2 Al \rightarrow 3 Ca + Al _{2} O _{3}$ the standard reaction enthalpy $\Delta_{ r } H ^{0=}$ .......... $kJ$.
(Round off to the Nearest Integer).