Hoàn thành các pư

[thienduonghoa96]

Hoàn thành các pư sau:
a) Fe[SUB]x[/SUB]O[SUB]y[/SUB] + HCl
b) Fe[SUB]x[/SUB]O[SUB]y[/SUB] + H[SUB]2[/SUB]SO[SUB]4 đặc[/SUB]
c) Fe[SUB]x[/SUB]O[SUB]y[/SUB] + H[SUB]2[/SUB]SO[SUB]4 loãng[/SUB]
d) Fe[SUB]x[/SUB]O[SUB]y[/SUB] + HNO[SUB]3[/SUB] [SUB]đặc[/SUB]
e) Fe[SUB]x[/SUB]O[SUB]y [/SUB]+ HNO[SUB]3[/SUB] [SUB]loãng[/SUB]
f) Fe[SUB]x[/SUB]O[SUB]y[/SUB] + Al

 

[Spider_man]

a) FexOy + 2yHCL ---> xFeCl2y/x + yH2O
b) 2FexOy + (6x-2y)H2SO4 (đặc nóng) ---> xFe2(SO4)3 + (3x-2y)SO2 + (6x-2y)H2O
c) 2FexOy + 2yH2SO4 ---> xFe2(SO4)2y/x + 2yH2O
f) 3FexOy + 2yAl ---> 3xFe + yAl2O3