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【单选题】
298K 时的反应: (1) Ag(cr)+1/2 Br 2 (g)= AgBr(s) ; Δ r G m ø =-95.84kJ·mol -1 (2) Ag(cr)+1/2 Cl 2 (g)= AgCl(s) ; Δ r G m ø =-109.72kJ·mol -1 (3) Ag(cr)+1/2 I 2 (g)= AgI(s) ; Δ r G m ø =-66.32kJ·mol -1 (4) Ag(cr)+1/4 O 2 (g)= 1/2 Ag 2 O(s) ; Δ r G m ø =-5.41kJ·mol -1 在相同条件下分解压力最大的是( )A.
AgBr(s)
B.
AgCl(s)
C.
AgI(s)
D.
Ag 2 O(s)
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