Write the chemical reactions for the following:
a) Chlorobenzene is heated with fuming H₂SO₄
b) Ethyl bromide is heated with silver acetate
A) Reaction a: C₆H₅Cl + H₂SO₄ → C₆H₅OH + HCl; Reaction b: C₂H₅Br + AgC₂H₃O₂ → C₂H₅OC₂H_₃O₂ + AgBr
B) Reaction a: C₆H₅Cl + H₂SO₄ → C₆H₆ + HCl; Reaction b: C₂H₅Br + AgNO_₃ → C₂H₅ONO + AgBr
C) Reaction a: C₆H₆ + H₂SO₄ → C₆H₅Cl + H₂O; Reaction b: C₂H₅Br + AgNO_₃ → C₂H₅ONO₂ + AgBr
D) Reaction a: C₆H₅Cl + H₂SO₄ → C₆H₅C₂H₅ + H₂O; Reaction b: C₂H₅Br + AgNO_₃ → C₂H₅OC₂H₃O₂ + AgBr