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3 H2SiO3 + Al2O3 = Al2(SiO3)3 + 3 H2O
NiO2 + H = Ni(OH)2 =>
NiO2 + 2 H = Ni(OH)2
K2S + HNO3 = NO2 + H2O + S + KNO3 =>
K2S + 4 HNO3 = 2 NO2 + 2 H2O + S + 2 KNO3
NiO2 + H = Ni(OH)2 =>
NiO2 + 2 H = Ni(OH)2
CO2(g) + KOH(aq) = K2CO3 + H2O =>
CO2(g) + 2 KOH(aq) = K2CO3 + H2O
Mg2 + CH3COOH = Mg(C2H3O2)2 + H =>
Mg2 + 4 CH3COOH = 2 Mg(C2H3O2)2 + 4 H
(NH4)2SO4 + CaCO3 = (NH4)2CO3CaSO4 =>
(NH4)2SO4 + CaCO3 = (NH4)2CO3CaSO4
CuSO4 + NaOH + CH3CHO = Cu + CH3COOH + Na2SO4 + H2O =>
CuSO4 + 2 NaOH + CH3CHO = Cu + CH3COOH + Na2SO4 + H2O
Pb2 + NH4OH = Pb(OH)2 + NH4 =>
Pb2 + 4 NH4OH = 2 Pb(OH)2 + 4 NH4
CaCl2 + H3PO4 = Ca3(PO4)2 + HCl =>
3 CaCl2 + 2 H3PO4 = Ca3(PO4)2 + 6 HCl
C3H3Cu + HNO3 = Cu(NO3)2 + NO2 + H2O + C3H4 =>
C3H3Cu + 3 HNO3 = Cu(NO3)2 + NO2 + H2O + C3H4
C4H10O2 + KMnO4 + H2SO4 = C2H4O2 + K2SO4 + MnSO4 + H2O =>
5 C4H10O2 + 6 KMnO4 + 9 H2SO4 = 10 C2H4O2 + 3 K2SO4 + 6 MnSO4 + 14 H2O
C2H5OH + Cr2O7{2-} + H{+} = C2H4O + Cr{3+} + H2O =>
3 C2H5OH + Cr2O7{2-} + 8 H{+} = 3 C2H4O + 2 Cr{3+} + 7 H2O
(NH4)2S(aq) + NaOH(aq) = Na2S(aq) + NH3(g) + H2O(l) =>
(NH4)2S(aq) + 2 NaOH(aq) = Na2S(aq) + 2 NH3(g) + 2 H2O(l)
Mg + HNO3 = Mg(NO3)2 + N2O + H2O =>
4 Mg + 10 HNO3 = 4 Mg(NO3)2 + N2O + 5 H2O
Zn + NaNO3 = Zn(NO3)2 + Na =>
Zn + 2 NaNO3 = Zn(NO3)2 + 2 Na
BaSO4 + NaSO4 = NaBa + SO4 =>
BaSO4 + NaSO4 = NaBa + 2 SO4
C6H5CH2Br + KCN = C6H5CH2CN + KBr =>
C6H5CH2Br + KCN = C6H5CH2CN + KBr
Na2CO3(aq) + HClO4(aq) = H2CO3(aq) + NaClO4(l) =>
Na2CO3(aq) + 2 HClO4(aq) = H2CO3(aq) + 2 NaClO4(l)
COBr2 + NaOH + NaBrO3 = CO2O3 + NaBr + H2O =>
COBr2 + 2 NaOH + NaBrO3 = CO2O3 + 3 NaBr + H2O
NaP + Ba = BaP + Na =>
NaP + Ba = BaP + Na
CoSO4 + NaBH4 + NaOH = Co + B + Na2SO4 + H2O =>
5 CoSO4 + 2 NaBH4 + 8 NaOH = 5 Co + 2 B + 5 Na2SO4 + 8 H2O
C6H12O6 + H2SO4 = CO2 + H2O + S2 =>
C6H12O6 + 4 H2SO4 = 6 CO2 + 10 H2O + 2 S2
FeSO4 + HNO3 = Fe(NO3)3 + N2 + H2SO4 + H2O =>
10 FeSO4 + 32 HNO3 = 10 Fe(NO3)3 + N2 + 10 H2SO4 + 6 H2O
(a)NH4NO3(s) = (b)N2O(g) + (c)H2O =>
(a)NH4NO3(s) = (b)N2O(g) + 2(c)H2O
Cu2O9(s) + Cu2S(s) = Cu(s) + SO2(g) =>
2 Cu2O9(s) + 9 Cu2S(s) = 22 Cu(s) + 9 SO2(g)
Na2SiO3 + Ca(NO3)2 = CaSiO3 + NaNO3 =>
Na2SiO3 + Ca(NO3)2 = CaSiO3 + 2 NaNO3
*AlBr3 + K2SO4 = KBr + Al2(SO4)3 =>
2*AlBr3 + 3 K2SO4 = 6 KBr + Al2(SO4)3
Ca(NO3)2 + K2CO3 = KNO3 + Ca(CO3) =>
Ca(NO3)2 + K2CO3 = 2 KNO3 + Ca(CO3)
Al2(SO4)3 + NaBr = Na2(SO4) + AlBr3 =>
Al2(SO4)3 + 6 NaBr = 3 Na2(SO4) + 2 AlBr3
BaO + HOCl = BaCl2 + O2 + H2O =>
BaO + 2 HOCl = BaCl2 + O2 + H2O
TiCl3 + Al = TiCl2 + AlCl3 =>
3 TiCl3 + Al = 3 TiCl2 + AlCl3
P + MgO = Mg + PO =>
P + MgO = Mg + PO
(NH4)2Cr2O7 + O2 = CrO3 + N2 + H2O =>
2(NH4)2Cr2O7 + 3 O2 = 4 CrO3 + 2 N2 + 8 H2O
C8H16O2(l) + O2(g) = CO2 + H2O =>
C8H16O2(l) + 11 O2(g) = 8 CO2 + 8 H2O
Cl2H + HO = HOH + Cl2 =>
Cl2H + HO = HOH + Cl2
NaOH + LiMnO4 = NaMnO4 + LiOH =>
NaOH + LiMnO4 = NaMnO4 + LiOH
NH4Cl + HCl = HNH4 + Cl =>
NH4Cl + HCl = HNH4 + 2 Cl
KI + KMnO4 + H2SO4 = K2SO4 + H2O + I2 + MnSO4 =>
10 KI + 2 KMnO4 + 8 H2SO4 = 6 K2SO4 + 8 H2O + 5 I2 + 2 MnSO4
Fe(NO3)3 + K4Fe(CN)6 = Fe4(Fe(CN)6)3 + K(NO3) =>
4 Fe(NO3)3 + 3 K4Fe(CN)6 = Fe4(Fe(CN)6)3 + 12 K(NO3)
NH4OH + Pb(No3)2 = Pb(OH)2 + NH4No3 =>
2 NH4OH + Pb(No3)2 = Pb(OH)2 + 2 NH4No3
Pb(NO3)2 + Fe(OH)3 = Pb(OH)2 + Fe(NO3)3 =>
3 Pb(NO3)2 + 2 Fe(OH)3 = 3 Pb(OH)2 + 2 Fe(NO3)3
Cu + NH4OH = [Cu(NH3)4] + H2O =>
Cu + 4 NH4OH = [Cu(NH3)4] + 4 H2O
K3(Cr(OH)6) + HCl = Cr(OH)3 + KCl + H2O =>
K3(Cr(OH)6) + 3 HCl = Cr(OH)3 + 3 KCl + 3 H2O
Na2SiO3 + Al2O3 = Na2O + Al2SiO5 =>
Na2SiO3 + Al2O3 = Na2O + Al2SiO5
CuSO4 + NaOH = Cu(OH)2 + Na2SO4 =>
CuSO4 + 2 NaOH = Cu(OH)2 + Na2SO4
K2SO3 + CuCl = Cu2O + KCl + SO2 =>
K2SO3 + 2 CuCl = Cu2O + 2 KCl + SO2
[Cu(NH3)4]Cl2 + NaOH = Cu(OH)2 + Na2Cl2 + NH3 =>
[Cu(NH3)4]Cl2 + 2 NaOH = Cu(OH)2 + Na2Cl2 + 4 NH3
Al + Cl1 = AlCl3 =>
Al + 3 Cl1 = AlCl3
N5 + H2 = NH3 =>
2 N5 + 15 H2 = 10 NH3
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