MCQ
Tetraethyl lead is used as
- AFire extinguisher
- BPain reliever
- ✓Petroleum additive
- DMosquito repellent
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$(ii)\, F_{(g)} + e^- \to F^-_{(g)}, \Delta H_2$
$(iii)\, Cl_{(g)} + e^- \to Cl_{(g)}, \Delta H_3$
$(iv)\, O_{(g)}^- + e^- \to O_{(g)}^{2-} , \Delta H_4$
That according to given information the incorrect statement is