A) 1,2, 4
20. (01-10-28) Metallarning xlorid kislota bilan reaksiyasi natijasida qaysi tuzlarni olish mumkin?
1) alyuminiy xlorid; 2) temir (III) xlorid;
3) temir (II) xlorid; 4) rux xlorid; 5) mis (II) xlorid; 6) kumush xlorid.
A) 1,2, 4 B) 1, 2, 3, 4
C)3, 5, 6
D) 4, 5, 6
E) 1, 3, 4