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2 H2 + O2 = 2 H2O
CaCO3 + O2 = CaO2 + CO2 =>
2 CaCO3 + O2 = 2 CaO2 + 2 CO2
NaP + Ca(OH) = Na(OH) + CaP =>
NaP + Ca(OH) = Na(OH) + CaP
HCHO2 + OH = CO2 + H2O =>
HCHO2 + 2 OH = CO2 + 2 H2O
Ba(NO3)2 + Li2SO4 = BaSO4 + LiNO3 =>
Ba(NO3)2 + Li2SO4 = BaSO4 + 2 LiNO3
CuSO4 + FeNO2 = FeSO4 + CuNO2 =>
CuSO4 + FeNO2 = FeSO4 + CuNO2
C2H7N = C2H4 + NH3 =>
C2H7N = C2H4 + NH3
CH3CO2H + Mg(OH)2 = H2O + Mg(CH3COO)2 =>
2 CH3CO2H + Mg(OH)2 = 2 H2O + Mg(CH3COO)2
P2H4 = PH4 + P4 =>
4 P2H4 = 4 PH4 + P4
C55H57KO28 + O2 = CO2 + H2O + K =>
4 C55H57KO28 + 221 O2 = 220 CO2 + 114 H2O + 4 K
C22H46(s) + O2(g) = C(s) + H2O(g) =>
2 C22H46(s) + 23 O2(g) = 44 C(s) + 46 H2O(g)
Al2O3(l) = Al + O2 =>
2 Al2O3(l) = 4 Al + 3 O2
(CH3COO)2Ca + HNO3 = CH3COOH + Ca(NO3)2 =>
(CH3COO)2Ca + 2 HNO3 = 2 CH3COOH + Ca(NO3)2
CuSO4 + Na2S = CuS + Na2SO4 =>
CuSO4 + Na2S = CuS + Na2SO4
Zn(NO3)2*6H2O + Al(NO3)2 + C6H10O5 = ZnAlO + N2 + CO2 + H2 =>
7 Zn(NO3)2*6H2O + 7 Al(NO3)2 + 17 C6H10O5 = 7 ZnAlO + 14 N2 + 102 CO2 + 127 H2
CaI2 + Mn(C2O4)3 = MnI2 + Ca(C2O4)3 =>
CaI2 + Mn(C2O4)3 = MnI2 + Ca(C2O4)3
C6H5C3H6 + O2 = CO2 + H2O =>
4 C6H5C3H6 + 47 O2 = 36 CO2 + 22 H2O
Ca(s) + H{+} = Ca2{+} + H =>
2 Ca(s) + H{+} = Ca2{+} + H
AuCl3 + NaCl = Na(AuCl4) =>
AuCl3 + NaCl = Na(AuCl4)
CH3CH2OH + O2 = CH3COOCH + H2O =>
3 CH3CH2OH + 3 O2 = 2 CH3COOCH + 5 H2O
Cu2S + Na = Cu + Na2S =>
Cu2S + 2 Na = 2 Cu + Na2S
ClCH2COOHKOH = ClCH2COOKH2O =>
ClCH2COOHKOH = ClCH2COOKH2O
Cu2S + HNO3 = Cu(NO3)4 + CuSO4 + NO2 + H2O =>
Cu2S + 16 HNO3 = Cu(NO3)4 + CuSO4 + 12 NO2 + 8 H2O
HCl + Bi(OH)3 = Bi(OH)2Cl + H2O =>
HCl + Bi(OH)3 = Bi(OH)2Cl + H2O
P4(s) + Br2 = PBr3(g) =>
P4(s) + 6 Br2 = 4 PBr3(g)
FeSO4*7H2O + (NH4)2SO4 = (NH4)2Fe(SO4)2*6H2O + H2O =>
FeSO4*7H2O + (NH4)2SO4 = (NH4)2Fe(SO4)2*6H2O + H2O
H2SO4 + NaOH = H2O + Na2SO4 =>
H2SO4 + 2 NaOH = 2 H2O + Na2SO4
C2H6 + Cl2 = C2Cl6 + HCl =>
C2H6 + 6 Cl2 = C2Cl6 + 6 HCl
Al + KOH + H2O = K[Al(OH)4] + H2 =>
2 Al + 2 KOH + 6 H2O = 2 K[Al(OH)4] + 3 H2
BaCl2 + MgNO3 = MgCl2 + BaNO3 =>
BaCl2 + MgNO3 = MgCl2 + BaNO3
NH2OH + H2O2 = H2O + HNO3 =>
NH2OH + 3 H2O2 = 4 H2O + HNO3
CS2(s) + O2(g) = CO(g) + SO4(g) =>
2 CS2(s) + 9 O2(g) = 2 CO(g) + 4 SO4(g)
Zn2SO4 + NaOH = ZnOH + Na2SO4 =>
Zn2SO4 + 2 NaOH = 2 ZnOH + Na2SO4
FeCl3 + TlCl = FeCl2 + TlCl3 =>
2 FeCl3 + TlCl = 2 FeCl2 + TlCl3
Sn(OH)4{2-} + CrO4{2-} + H2O = CrO{2-} + Sn(OH)6{2-}{+} =>
3 Sn(OH)4{2-} + CrO4{2-} + 3 H2O = CrO{2-} + 3 Sn(OH)6{2-}{+}
H{+} + Cr2O7{2-} + H2O2 = CrO5 + H2O =>
2 H{+} + Cr2O7{2-} + 4 H2O2 = 2 CrO5 + 5 H2O
Cu2S2 + KOH = Cu(OH)2 + K2S =>
Cu2S2 + 4 KOH = 2 Cu(OH)2 + 2 K2S
Fe + H2SO4 = FeSO4 + H2 =>
Fe + H2SO4 = FeSO4 + H2
(NH4)2Fe(SO4)2 + BaCl2 = NH4Cl + FeCl2 + BaSO4 =>
(NH4)2Fe(SO4)2 + 2 BaCl2 = 2 NH4Cl + FeCl2 + 2 BaSO4
CUCl + H2S = CUS + H2Cl =>
CUCl + H2S = CUS + H2Cl
Er2O3 + HClO4 = ErCl3O12 + H2O =>
Er2O3 + 6 HClO4 = 2 ErCl3O12 + 3 H2O
CaCO3 + SiO2 + MgO = CaMgSi2O6 + CO2 =>
CaCO3 + 2 SiO2 + MgO = CaMgSi2O6 + CO2
K2CO3*15(H2O) + HCl = KCl + H2O + CO2 =>
K2CO3*15(H2O) + 2 HCl = 2 KCl + 16 H2O + CO2
Pb2O + H2Cl = Pb2Cl + H2O =>
Pb2O + H2Cl = Pb2Cl + H2O
CH4 + (O2) = (H2O) + CO2 =>
CH4 + 2(O2) = 2(H2O) + CO2
Cu(II)OH + KSO4 = KOH + Cu(II)SO4 =>
Cu(II)OH + KSO4 = KOH + Cu(II)SO4
HSCH2CHNH2COOH + I2 = HSCH2CHNH2COO + HI =>
2 HSCH2CHNH2COOH + I2 = 2 HSCH2CHNH2COO + 2 HI
Fe + Cr2O3 = FeO + Cr =>
3 Fe + Cr2O3 = 3 FeO + 2 Cr
Na2(CO3) + C + N2 = NaCN + CO =>
Na2(CO3) + 4 C + N2 = 2 NaCN + 3 CO
Cu(II)(NO3)2 + Ba(OH)2 = Cu(II)(OH)2 + Ba(NO3)2 =>
Cu(II)(NO3)2 + Ba(OH)2 = Cu(II)(OH)2 + Ba(NO3)2
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