Electrophiles

Define an electrophile as a species that accepts both bonding electrons from its reaction partner, and recognise neutral and positively charged electrophiles such as H+, NO2+, Br2 and HBr by their electron deficiency or polarizability.

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Which equation shows the first species acting as an electrophile? A. $\ce{Br- + CH3CH2+ -> CH3CH2Br}$ B. $\ce{H2O + H+ -> H3O+}$ C. $\ce{CN- + CH3Br -> CH3CN + Br-}$ D. $\ce{AlCl3 + Cl- -> AlCl4-}$

(i) Write an equation for the homolytic fission of a bromine molecule under UV light, using curly arrows to show the movement of electrons. (ii) Under different conditions a bromine molecule can undergo heterolytic fission. Write an equation for this process,…

Which species can act as an electrophile? A. $\ce{CN-}$ B. $\ce{NH3}$ C. $\ce{Br2}$ D. $\ce{Br-}$

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