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H3AsO4 + 4 Zn = AsH3 + 4 ZnO
Al + SO4 = Al2(SO4)3 =>
2 Al + 3 SO4 = Al2(SO4)3
Ca(C2O4)2 + HCl = CaCl2 + HC2O4 =>
Ca(C2O4)2 + 2 HCl = CaCl2 + 2 HC2O4
HgO(s) + HCl(aq) = HgCl2(aq) + H2O(l) =>
HgO(s) + 2 HCl(aq) = HgCl2(aq) + H2O(l)
SnS + (NH4)2S = SnS2 + NH3 + H2 =>
SnS + (NH4)2S = SnS2 + 2 NH3 + H2
CuSO4 + K4P2O7 = Cu2P2O7 + K2SO4 =>
2 CuSO4 + K4P2O7 = Cu2P2O7 + 2 K2SO4
Fe + HCl = H2 + FeCl2* =>
Fe + 2 HCl = H2 + FeCl2*
C6H5COOH + NaOH = H2O + NaC6H5CO2 =>
C6H5COOH + NaOH = H2O + NaC6H5CO2
SnO2 + H2 = SnO + H2O =>
SnO2 + H2 = SnO + H2O
FeCl2 + NaOH = Fe(OH)2 + NaCl =>
FeCl2 + 2 NaOH = Fe(OH)2 + 2 NaCl
Al(OH)4 + NH4[CH3CO2] = Al(OH)3 + NH4OH + CH3CO2 =>
Al(OH)4 + NH4[CH3CO2] = Al(OH)3 + NH4OH + CH3CO2
CH3CH2CH2CH2CH2OH + CH3COOH = C7H12O2 + H2O =>
8 CH3CH2CH2CH2CH2OH + 15 CH3COOH = 10 C7H12O2 + 18 H2O
Zn(NO3)2 + NH4Br = NH4NO3 + ZnBr2 =>
Zn(NO3)2 + 2 NH4Br = 2 NH4NO3 + ZnBr2
CH3COONa + Cu(NO3)2 = (CH3COO)2Cu + NaNO3 =>
2 CH3COONa + Cu(NO3)2 = (CH3COO)2Cu + 2 NaNO3
H2O2 + NaHCO3 = NaH3CO5 =>
H2O2 + NaHCO3 = NaH3CO5
Al2(SO4)3*18H2O + Ca(HCO3)2 = Al(OH)3 + CaSO4 + H2O + CO2 =>
Al2(SO4)3*18H2O + 3 Ca(HCO3)2 = 2 Al(OH)3 + 3 CaSO4 + 18 H2O + 6 CO2
KMnO4 + C6H12O6 + NaOH = C6H11O7Na + K2MnO4 + MnO2 + H2O =>
2 KMnO4 + 2 C6H12O6 + 2 NaOH = 2 C6H11O7Na + K2MnO4 + MnO2 + 2 H2O
Pb(NO3)2 + NaOH + Br2 = PbO2 + NaBr + NaNO3 + H2O =>
Pb(NO3)2 + 4 NaOH + Br2 = PbO2 + 2 NaBr + 2 NaNO3 + 2 H2O
H2SO4 = H2O + SO3 =>
H2SO4 = H2O + SO3
H3AsO4 + Zn = AsH3 + ZnO =>
H3AsO4 + 4 Zn = AsH3 + 4 ZnO
CuSO4 + CaCI2 = CuCI2 + CaSO4 =>
CuSO4 + CaCI2 = CuCI2 + CaSO4
(NH4)3(PO4) + K2(SO4) = (NH4)2(SO4) + K3(PO4) =>
2(NH4)3(PO4) + 3 K2(SO4) = 3(NH4)2(SO4) + 2 K3(PO4)
Al(OH)3 + HBr = AlBr3 + H2O =>
Al(OH)3 + 3 HBr = AlBr3 + 3 H2O
H2OBa(OH)2 + NH4SCN = Ba(SCN)2 + H2O + NH3 =>
H2OBa(OH)2 + 2 NH4SCN = Ba(SCN)2 + 3 H2O + 2 NH3
HCl + F2 = ClF + H2 =>
2 HCl + F2 = 2 ClF + H2
HNO3 + Mg(OH)2 = Mg(NO3)2 + H2O =>
2 HNO3 + Mg(OH)2 = Mg(NO3)2 + 2 H2O
C6H5COOH + NaOH = H2O + NaC6H5CO2 =>
C6H5COOH + NaOH = H2O + NaC6H5CO2
HCl + F2 = ClF + H2 =>
2 HCl + F2 = 2 ClF + H2
Al + SO4 = AlSO4 =>
Al + SO4 = AlSO4
Bi(OH)3 + H2SO4 = Bi + (SO4)3 + H2O =>
2 Bi(OH)3 + 3 H2SO4 = 2 Bi + (SO4)3 + 6 H2O
FeO2 = Fe + O2 =>
FeO2 = Fe + O2
MgCO3(aq) + H2SO4(aq) = MgSO4(aq) + H2O(aq) + CO2(g) =>
MgCO3(aq) + H2SO4(aq) = MgSO4(aq) + H2O(aq) + CO2(g)
H + Tc = H2Tc =>
2 H + Tc = H2Tc
Al(OH)3 + HNo3 = AlOH(No3)2 + H2O =>
Al(OH)3 + 2 HNo3 = AlOH(No3)2 + 2 H2O
carbondioxide + potassiumhydroxide = potassiumcarbonate + water =>
CO2 + 2 KOH = K2CO3 + H2O
Ba + H2SO4 = Ba(SO4)2 + H2 =>
Ba + 2 H2SO4 = Ba(SO4)2 + 2 H2
HPO4 + Na3OH = Na3PO4 + H2O =>
HPO4 + Na3OH = Na3PO4 + H2O
H2PO + OH = HPO3 + H2O =>
H2PO + 5 OH = HPO3 + 3 H2O
CH3CH3 + KMnO4 = CH3COCH3 + MnO2 + KOH + H2O =>
9 CH3CH3 + 10 KMnO4 = 6 CH3COCH3 + 10 MnO2 + 10 KOH + 4 H2O
KCl + (NaNO3) = NaCl + KNO3 =>
KCl + (NaNO3) = NaCl + KNO3
CH3CH + Ag2O = CH3COOH + Ag =>
CH3CH + 2 Ag2O = CH3COOH + 4 Ag
Ca(oh)2 + FeCl2 = CaCl2 + Fe(oh)3 =>
3 Ca(oh)2 + 6 FeCl2 = 6 CaCl2 + 2 Fe(oh)3
Al + SO4 = AlSO4 =>
Al + SO4 = AlSO4
Ba(NO3)2 + Na2SO4 = BaSO4 + NaNO3 =>
Ba(NO3)2 + Na2SO4 = BaSO4 + 2 NaNO3
BaCl + H2SO4 = BaSO4 + HCl + H =>
BaCl + H2SO4 = BaSO4 + HCl + H
H + Tc = H2Tc =>
2 H + Tc = H2Tc
Nd2O3 + H2SO4 = Nd2(SO4)3 + H2O =>
Nd2O3 + 3 H2SO4 = Nd2(SO4)3 + 3 H2O
Ba(NO3)2 + Na2SO4 = BaSO4 + NaNO3 =>
Ba(NO3)2 + Na2SO4 = BaSO4 + 2 NaNO3
Al + SO4 = AlSO4 =>
Al + SO4 = AlSO4
Cl2 + Al4C3 = AlCl3 + CCl3 =>
21 Cl2 + 2 Al4C3 = 8 AlCl3 + 6 CCl3
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