1.Составить полные и сокращенные ионные уравнения реакций
№ вар-та | Уравнение |
1 | BaCl2 + H2SO4 = BaSO4 + HCl |
2 | Zn(OH)2 + 2HCl = 2H2O + ZnCl2 |
3 | FeS + HCl = H2S↑ + FeCl2 |
4 | Ba(OH)2 + H2SO4 = BaSO4 + H2O |
5 | Na2SO4 + BaCl2 = 2NaCl + BaSO4 |
6 | NaCl + H2SO4(k) = HCl↑ + Na2SO4 |
7 | Fe(OH)3 + H3PO4 = FePO4 + H2O. |
8 | CaCl2+ Na2 CO3 = 2Nа Cl + CaCO3 |
9 | Mg(OH)2 + HNO3 = Mg(NO3)2 + H2O |
10 | Ca(OH)2 + HNO3 = Ca(NO3)2 + H2O |
11 | Fe(NO3)3 + KOH= Fe(OH)3 + K NO3 |
12 | Cu(OH)2 + HCl = CuCl2 + H2O |
13 | FeCl3 + NaOH = Fe(OH)3 + NaCl |
14 | Na2S + HCl = H2S↑ + NaCl |
15 | HNO3 + KOH = KNO3 + H2O |
16 | СaCO3 + H3РO4 = Са3(PO4)2 + H2O + CO2↑ |
17 | H2SO4 + Cu(OH)2 = CuSO4 + H2O |
18 | K2S + HCl = KCl + H2S↑. |
19 | H2SO4 + Ba(OH)2 = BaSO4 + H2O |
20 | AlCl3 + H3PO4 = AlPO4 + HCl |
21 | ZnCl2 + NaOH = Zn(OH)2 + NaCl |
22 | Ba(NO3)2 + K2SO4 = BaSO4 + KNO3 |
23 | Pb(NO3)2 + KI = PbI2 + KNO3 |
24 | NaOH + HNO3 = NaNO3 + H2O |
25 | Na2S + H2SO4 = Na2SO4 + H2S↑ |
26 | NH4Cl + NaOH = NH4OH + NaCl |
27 | NiSO4 + NaOH = Na2SO4 + Ni(OH)2 |
28 | BaCl2 + Al2(SO4)3 = BaSO4 + AlCl3 |
29 | HCl + NaOH = NaCl + H2O |
30 | CuSO4 + NaOH = Na2SO4 + Cu(OH)2 |