Uzupełnij równania reakcji chemicznych . a) ...Al + ........=.....Al2O3 b)......I2O5 = ..............+.................. c)........Fe2O3 +..........=..................+..............H2O d) .........HCl+..............=........ZnCl2 +.................
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a) 4AL+3O2---->2AL2O3
b) 2 I2O5--->2I2+5O2
c) Fe2O3+6HCl--->2FeCl3+3H2O
d) 2HCI+Zn(OH)2--->ZnCI2+2H2O