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2 H2SO4 + Sn = Sn(SO4) + SO2 + 2 H2O
C + O2 = CO =>
2 C + O2 = 2 CO
Al(OH)3(s) + H2SO4(l) = Al2(SO4)3(aq) + H2O(l) =>
2 Al(OH)3(s) + 3 H2SO4(l) = Al2(SO4)3(aq) + 6 H2O(l)
Li + H2SO4 = H2O + H2S + Li2SO4 =>
8 Li + 5 H2SO4 = 4 H2O + H2S + 4 Li2SO4
H2SO4 + CH3NH3OH = (CH3NH3)2SO4 + H2O =>
H2SO4 + 2 CH3NH3OH = (CH3NH3)2SO4 + 2 H2O
Al + CO = Al2O3 + C =>
2 Al + 3 CO = Al2O3 + 3 C
B + Cl = BCl3 =>
B + 3 Cl = BCl3
H2(g) + Fe2O3(s) = H2O(g) + Fe3O4 =>
H2(g) + 3 Fe2O3(s) = H2O(g) + 2 Fe3O4
Cr2(SO4)3 + Na2(CO3) = Cr2(CO3)3 + Na2(SO4) =>
Cr2(SO4)3 + 3 Na2(CO3) = Cr2(CO3)3 + 3 Na2(SO4)
C2H4N4 + FeBr2 + H2O = [Fe(C2H4N4)3]Br2*H2O =>
3 C2H4N4 + FeBr2 + H2O = [Fe(C2H4N4)3]Br2*H2O
HCOOH + Ca(OH)2 = HCOO + Ca + H2O =>
2 HCOOH + Ca(OH)2 = 2 HCOO + Ca + 2 H2O
HBr + Ba(OH)2 = BaBr2 + H2O =>
2 HBr + Ba(OH)2 = BaBr2 + 2 H2O
C19H36 + O2 = CO2 + H2O =>
C19H36 + 28 O2 = 19 CO2 + 18 H2O
ZnO + KCl = ZnCl + KO =>
ZnO + KCl = ZnCl + KO
C8H7NO4 + H2 = C8H9NO2 + H2O =>
C8H7NO4 + 3 H2 = C8H9NO2 + 2 H2O
CaCl2(S) + H2O(l) = HCl(g) + Ca(OH)2(S) =>
CaCl2(S) + 2 H2O(l) = 2 HCl(g) + Ca(OH)2(S)
Ca(OH)2 + ZnCl2 = ZnCa + Cl2(OH)2 =>
Ca(OH)2 + ZnCl2 = ZnCa + Cl2(OH)2
HCl(at) + O2(g) = H2O(l) + Cl2(g) =>
4 HCl(at) + O2(g) = 2 H2O(l) + 2 Cl2(g)
Br2 + Bi(OH)3 + Na(OH) = NaBr + NaBiO3 + H2O =>
Br2 + Bi(OH)3 + 3 Na(OH) = 2 NaBr + NaBiO3 + 3 H2O
CH3COOK + H2O = KOHCO3 + H2 + C2H6 =>
2 CH3COOK + 4 H2O = 2 KOHCO3 + 3 H2 + C2H6
CH3CH2COOH + CO2 = CH3CH2CO2CO2H =>
CH3CH2COOH + CO2 = CH3CH2CO2CO2H
Na2CO3 + HNO3 = CO2 + H2O + NaNO3 =>
Na2CO3 + 2 HNO3 = CO2 + H2O + 2 NaNO3
Pb(No3)2 + Na = Pb + NaNo3 =>
Pb(No3)2 + 2 Na = Pb + 2 NaNo3
CI2 + HgO = HgCI2 + CI2O =>
2 CI2 + HgO = HgCI2 + CI2O
Co5(CO3)2(OH)6 + HCl = CoCl2 + H2O + CO2 =>
Co5(CO3)2(OH)6 + 10 HCl = 5 CoCl2 + 8 H2O + 2 CO2
Cu2S + HNO3 = Cu(NO3) + H2S =>
Cu2S + 2 HNO3 = 2 Cu(NO3) + H2S
FeCl2 + CuS = CuCl2 + FeS =>
FeCl2 + CuS = CuCl2 + FeS
Cl2 + CH2F2 = CH2Cl2 + F2 =>
Cl2 + CH2F2 = CH2Cl2 + F2
CH4 = C2H2 + H2 =>
2 CH4 = C2H2 + 3 H2
Ba(No3)2 + Na2SO4 = BaSO4 + Na(No3) =>
Ba(No3)2 + Na2SO4 = BaSO4 + 2 Na(No3)
H2SO4 + (NH4)2SO4 + NaVO3 = NH4V3O8 + Na2SO4 + H2O =>
2 H2SO4 + (NH4)2SO4 + 6 NaVO3 = 2 NH4V3O8 + 3 Na2SO4 + 2 H2O
HCN + SF = SCN + HF =>
HCN + SF = SCN + HF
Al + Sn2{+} = Al3{+} + Sn =>
3 Al + Sn2{+} = Al3{+} + 2 Sn
Te8 + O2 = TeO2 =>
Te8 + 8 O2 = 8 TeO2
LiOH + K3PO4 = Li3PO4 + KOH =>
3 LiOH + K3PO4 = Li3PO4 + 3 KOH
SbCl3 + Na2CO3 + H2O = Sb(OH)3 + NaCl + CO2 =>
2 SbCl3 + 3 Na2CO3 + 3 H2O = 2 Sb(OH)3 + 6 NaCl + 3 CO2
Fe(NO3)3 + KBr = Fe(NO3)2 + Br2 + KNO3 =>
2 Fe(NO3)3 + 2 KBr = 2 Fe(NO3)2 + Br2 + 2 KNO3
CaCO3 + CH3COOH = Ca(CH3COO)2 + CO2 + (H2)O =>
CaCO3 + 2 CH3COOH = Ca(CH3COO)2 + CO2 + (H2)O
Cu3(PO4)2 + Na2CO3 = Na3PO4 + CuCO3 =>
Cu3(PO4)2 + 3 Na2CO3 = 2 Na3PO4 + 3 CuCO3
CO2 + H2O = C2H2 + O2 =>
4 CO2 + 2 H2O = 2 C2H2 + 5 O2
Mg(HCO3)2 + H2SO4 = MgSO4 + H2(HCO3)2 =>
Mg(HCO3)2 + H2SO4 = MgSO4 + H2(HCO3)2
K3PO4 + AgNO3 = Ag3PO4 + KNO3 =>
K3PO4 + 3 AgNO3 = Ag3PO4 + 3 KNO3
C6H7N + Br2 = C6H6BrN + HBr =>
C6H7N + Br2 = C6H6BrN + HBr
Th(NO3)4 + (NH4)2S + HCl = ThCl4 + NH4NO3 + H2S =>
Th(NO3)4 + 2(NH4)2S + 4 HCl = ThCl4 + 4 NH4NO3 + 2 H2S
Ni(NO3)2(aq) + NaCl(aaq) = NaNO3 + NiCl2 =>
Ni(NO3)2(aq) + 2 NaCl(aaq) = 2 NaNO3 + NiCl2
Fe{3+}O{4} + CO = Fe + CO{2+} =>
2 Fe{3+}O{4} + 3 CO = 2 Fe + 3 CO{2+}
HCO2H + KOH = KHCO2 + H2O =>
HCO2H + KOH = KHCO2 + H2O
HIO + Fe(OH)3 = Fe(IO)3 + H2O =>
3 HIO + Fe(OH)3 = Fe(IO)3 + 3 H2O
CH3COOH + CH3NH2 = H2O + CH3CO + CH3NH =>
CH3COOH + CH3NH2 = H2O + CH3CO + CH3NH
NO2 + H2O = HNO3 + NO =>
3 NO2 + H2O = 2 HNO3 + NO
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