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2 HCl + 2 Fe = 2 FeCl + H2
SeO3 + SeF4 = SeO2F2 + SeO2 =>
2 SeO3 + SeF4 = 2 SeO2F2 + SeO2
K2Cr2O7 + KI + HCl = KCl + CrI + I2 + H2O =>
K2Cr2O7 + 12 KI + 14 HCl = 14 KCl + 2 CrI + 5 I2 + 7 H2O
CaCl + Cl = CaCl2 =>
CaCl + Cl = CaCl2
CuCl2 + NaBH4 + H2O = Cu + NaCl + B(OH)3 + H2 =>
CuCl2 + 2 NaBH4 + 6 H2O = Cu + 2 NaCl + 2 B(OH)3 + 7 H2
BaCl2(g) + H2SO4(g) = BaSO4(g) + HCl(g) =>
BaCl2(g) + H2SO4(g) = BaSO4(g) + 2 HCl(g)
H2AsO3{-} + OH{-} = AsO3{3-} + H2O =>
H2AsO3{-} + 2 OH{-} = AsO3{3-} + 2 H2O
AlI3 + HgCl2 = AlCl3 + HgI2 =>
2 AlI3 + 3 HgCl2 = 2 AlCl3 + 3 HgI2
Ca + CuBr = CaBr2 + Cu =>
Ca + 2 CuBr = CaBr2 + 2 Cu
NaBH4 + HCl + H2O = NaCl + H2 + H3BO3 =>
NaBH4 + HCl + 3 H2O = NaCl + 4 H2 + H3BO3
PH4{+} + I{-} = PH4 + I =>
PH4{+} + I{-} = PH4 + I
MgNH4PO4 = Mg2P2O7 + NH3 + H2O =>
2 MgNH4PO4 = Mg2P2O7 + 2 NH3 + H2O
MgSO4 + C = MgS + CO =>
MgSO4 + 4 C = MgS + 4 CO
Na2(SO3) + HCl = SO2 + NaCl + H2O =>
Na2(SO3) + 2 HCl = SO2 + 2 NaCl + H2O
H2O2 + H{+} + Au = Au{3+} + H2O =>
3 H2O2 + 6 H{+} + 2 Au = 2 Au{3+} + 6 H2O
P + Cl2 = PCl2 =>
P + Cl2 = PCl2
PbSO4 = PbSO3 + O2 =>
2 PbSO4 = 2 PbSO3 + O2
C4H10 + O2 = CO2 + H2O =>
2 C4H10 + 13 O2 = 8 CO2 + 10 H2O
AgNO3 + Cu = Cu(NO3)2 + Ag =>
2 AgNO3 + Cu = Cu(NO3)2 + 2 Ag
Sn(NO2)4 + Pt3N4 = Sn3N4 + Pt(NO2)4 =>
3 Sn(NO2)4 + Pt3N4 = Sn3N4 + 3 Pt(NO2)4
Sb2S3(s) + O2(g) = Sb2O3(s) + SO2(g) =>
2 Sb2S3(s) + 9 O2(g) = 2 Sb2O3(s) + 6 SO2(g)
Mg2Si + H2O = MgH + SiO =>
Mg2Si + H2O = 2 MgH + SiO
ZnCO3 = ZnOCO2 =>
ZnCO3 = ZnOCO2
S2 + Br2 = SBr2 =>
S2 + 2 Br2 = 2 SBr2
ClO3{-} + Zn + OH{-} = ZnO2{2-} + H2O + Cl{-} =>
ClO3{-} + 3 Zn + 6 OH{-} = 3 ZnO2{2-} + 3 H2O + Cl{-}
AgNO3 + FeCl3 = AgCl + Fe(NO3)3 =>
3 AgNO3 + FeCl3 = 3 AgCl + Fe(NO3)3
C99999999999999999999999999999 = C9231596210000000000 =>
C99999999999999999999999999999 = C9231596210000000000
KClO3 = KCl + O2 =>
2 KClO3 = 2 KCl + 3 O2
KMnO4 + HBr = MnBr2 + KBr + H2O + Br2 =>
2 KMnO4 + 16 HBr = 2 MnBr2 + 2 KBr + 8 H2O + 5 Br2
HCHO + [Ag(NH3)2]{+} + OH{-} = HCOO{-}NH4{+} + Ag + NH3 + H2O =>
HCHO + 2[Ag(NH3)2]{+} + 3 OH{-} = HCOO{-}NH4{+} + 2 Ag + 4 NH3 + 2 H2O
Li + O2 = Li2O =>
4 Li + O2 = 2 Li2O
Fe + P4 = FeP2 =>
2 Fe + P4 = 2 FeP2
Na3PO4(aq) + CaCl2(aq) = NaCl(s) + Ca3(PO4)2(aq) =>
2 Na3PO4(aq) + 3 CaCl2(aq) = 6 NaCl(s) + Ca3(PO4)2(aq)
Ba(OH)2 + H2O2 = BaO2 + H2O =>
Ba(OH)2 + H2O2 = BaO2 + 2 H2O
C + S8 = CS2 =>
4 C + S8 = 4 CS2
Cr + O2 + H2SO4 = Cr2(SO4) + H2O =>
4 Cr + O2 + 2 H2SO4 = 2 Cr2(SO4) + 2 H2O
CH2ClCOOH + NH3 = H2NCH2COOH + HCl =>
CH2ClCOOH + NH3 = H2NCH2COOH + HCl
Ca + HI = H2Ca + I =>
Ca + 2 HI = H2Ca + 2 I
CaO + H2O = Ca(OH)2 =>
CaO + H2O = Ca(OH)2
CuO2 + Al + NaCl = AlO2 + ClCu + Na =>
CuO2 + Al + NaCl = AlO2 + ClCu + Na
H2C4H2O5(aq) + NaHCO3(s) = CO2(g) + H2O(l) + Na2C4H2O5(aq) =>
H2C4H2O5(aq) + 2 NaHCO3(s) = 2 CO2(g) + 2 H2O(l) + Na2C4H2O5(aq)
COKOH = HCOOK =>
COKOH = HCOOK
KHCO3 + NaOH = K2CO3 + Na2CO3 + H2O =>
2 KHCO3 + 2 NaOH = K2CO3 + Na2CO3 + 2 H2O
Fe36Si5 + H3PO4 + K2Cr2O7 = FePO4 + SiO2 + K3PO4 + CrPO4 + H2O =>
9 Fe36Si5 + 836 H3PO4 + 192 K2Cr2O7 = 324 FePO4 + 45 SiO2 + 128 K3PO4 + 384 CrPO4 + 1254 H2O
hydrogenchloride + calciumcarbonate = calciumchloride + carbondioxide + water =>
2 HCl + CaCO3 = CaCl2 + CO2 + H2O
CaO + Be(OH)2 = Ca(OH)2 + BeO =>
CaO + Be(OH)2 = Ca(OH)2 + BeO
KMnO4 + H2SO4 = MnSO4 + O2 + H2O + K2SO4 =>
4 KMnO4 + 6 H2SO4 = 4 MnSO4 + 5 O2 + 6 H2O + 2 K2SO4
Ca + O2 = CaO =>
2 Ca + O2 = 2 CaO
Ni(NO3)2 + KCN = K2[Ni(CN)4] + KNO3 =>
Ni(NO3)2 + 4 KCN = K2[Ni(CN)4] + 2 KNO3
K2Cr2O7 + H2SO4 + CH3CHOHCH3 = CH3COCH3 + K2SO4 + Cr2(SO4)3 + H2O =>
K2Cr2O7 + 4 H2SO4 + 3 CH3CHOHCH3 = 3 CH3COCH3 + K2SO4 + Cr2(SO4)3 + 7 H2O
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