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NH 4Cl FeCl 3 Fe(NO 3) 3
(NH 4) 2S Cr 2S 3
NaClO 4
Cr 2S 3 KNO 3 NaCN
4 K 2CO 3 9 K 2S 14 Na 2SiO 3
CuCl 2 Cr(NO 3) 3 BeCl 2
(NH 4) 2SiO 3 (CH 3COO) 2Zn BaI 2
CH 3COONH 4 NaNO 3 NH 4CN
5 NaCl 10 BaCl 2 15 (CH 3COO) 2Cu
CuCO 3 K 2CO 3 Ca(CN) 2
CaCl 2 NH 4NO 3 KBr
(NH 4) 2SO 4 CH 3COONH 4 NH 4NO 3
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