Fluorine is the most reactive reagent in the halogenation of an alkane. (4 pts) a. Write the full curved arrow mechanism for monofluorination of ethane. Calculate DH for each propagation step using the bond dissociation energies (BDEs). b. Write the net reaction for the mechanism above

Inside a flashbulb, oxygen surrounds a thin coil of magnesium. when the flashbulb is set off, a chemical reaction takes place in which magnesium combines with oxygen to form magnesium oxide. which of the chemical equations matches the reaction above? a. mg + o2 mgo2 + energy b. 2mg + o mg2o + energy c. 2mg + o2 2mgo + energy d. mg + o mgo + energy