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K2Cr2O7 + 14 HF = 2 CrF + 7 H2O + 5 F2 + 2 KF
HI + ZnSO4 = ZnI2 + H2SO4 =>
2 HI + ZnSO4 = ZnI2 + H2SO4
Pb(NO3)2 + Al = Al(NO3)3 + Pb =>
3 Pb(NO3)2 + 2 Al = 2 Al(NO3)3 + 3 Pb
C6H8O6 + NaHCO3 = H2O + CO2 + NaC6H7O6 =>
C6H8O6 + NaHCO3 = H2O + CO2 + NaC6H7O6
KrCl4 = Cl2 + Kr =>
KrCl4 = 2 Cl2 + Kr
CH9OH + K2Cr2O7 + H2SO4 = Cr2(SO4)3 + K2SO4 + H2O + C4H9COOH =>
15 CH9OH + 17 K2Cr2O7 + 68 H2SO4 = 17 Cr2(SO4)3 + 17 K2SO4 + 128 H2O + 3 C4H9COOH
H3O + CaCO3 = H2O + Ca + CO2 =>
2 H3O + CaCO3 = 3 H2O + Ca + CO2
F2 + H2O = HF + O1 =>
F2 + H2O = 2 HF + O1
C7H8 + HONO2 = C7H6(NO2)2 + H2O =>
C7H8 + 2 HONO2 = C7H6(NO2)2 + 2 H2O
CH3NH2 + HCOOH = NH3 + CH3COOCH3 =>
2 CH3NH2 + HCOOH = 2 NH3 + CH3COOCH3
Zn(CH3COOH)2 + K = K(CH3COOH) + Zn =>
Zn(CH3COOH)2 + 2 K = 2 K(CH3COOH) + Zn
KClO3 + C2Cl3 + KOH = K2C2O4 + KCl + H2O =>
KClO3 + 2 C2Cl3 + 10 KOH = 2 K2C2O4 + 7 KCl + 5 H2O
KBr + H2SO4 + NaClO2 = Br2 + NaCl + K2SO4 + H2O =>
4 KBr + 2 H2SO4 + NaClO2 = 2 Br2 + NaCl + 2 K2SO4 + 2 H2O
H2SO4 + KOH = K2SO4 + H2O =>
H2SO4 + 2 KOH = K2SO4 + 2 H2O
C2H5OH + O2 = CO + H2O =>
C2H5OH + 2 O2 = 2 CO + 3 H2O
Li2SO4 + BaCl2 = BaSO4 + LiCl =>
Li2SO4 + BaCl2 = BaSO4 + 2 LiCl
Al + H2SO4 = Al(SO4) + SO2 + H2O =>
Al + 2 H2SO4 = Al(SO4) + SO2 + 2 H2O
CO + F2 = COF2 =>
CO + F2 = COF2
CaF2 + H2O = CaO + HF =>
CaF2 + H2O = CaO + 2 HF
H{+} + Cr2O7{-2} + I2 = Cr{+3} + IO3{-3} + H2O =>
2 H{+} + Cr2O7{-2} + I2 = 2 Cr{+3} + 2 IO3{-3} + H2O
BaCl2 + H2O = Ba(OH)2 + H2 + Cl2 =>
BaCl2 + 2 H2O = Ba(OH)2 + H2 + Cl2
FeCl3 + NaNO3 + NaOH = NaFeO4 + NaNO2 + NaCl + H2O =>
FeCl3 + 2 NaNO3 + 4 NaOH = NaFeO4 + 2 NaNO2 + 3 NaCl + 2 H2O
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
COH4 + O2 = CO2 + H2O =>
2 COH4 + 3 O2 = 2 CO2 + 4 H2O
(NH4)2S + K2CrO4 + KOH + H2O = S + K3[Cr(OH)6] + NH3*H2O =>
3(NH4)2S + 2 K2CrO4 + 2 KOH + 8 H2O = 3 S + 2 K3[Cr(OH)6] + 6 NH3*H2O
C4H2O4 + NaOH = H2O + C4O4 + Na =>
C4H2O4 + 2 NaOH = 2 H2O + C4O4 + 2 Na
PbN6 + CrMn2O8 = Pb3O4 + Cr2O3 + MnO2 + NO =>
15 PbN6 + 44 CrMn2O8 = 5 Pb3O4 + 22 Cr2O3 + 88 MnO2 + 90 NO
CoCl2 + H2O = HCl + Co + O =>
CoCl2 + H2O = 2 HCl + Co + O
KNO3 + Al + KOH + H2O = NH3 + KAlO3 =>
5 KNO3 + 8 Al + 3 KOH + 6 H2O = 5 NH3 + 8 KAlO3
P4 + HCl = PCl5 + H2 =>
P4 + 20 HCl = 4 PCl5 + 10 H2
Cr{7+} + Cl{-} = Cr{3+} + Cl2 =>
Cr{7+} + 4 Cl{-} = Cr{3+} + 2 Cl2
NaOH + H2SO4 = H2O + Na2SO4 =>
2 NaOH + H2SO4 = 2 H2O + Na2SO4
copper(ii)oxide + carbon = carbondioxide + copper =>
2 CuO + C = CO2 + 2 Cu
AlCl3 + KOH = Al(OH)3 + KCl =>
AlCl3 + 3 KOH = Al(OH)3 + 3 KCl
NaBH4 + CH3CH2OH = CH3CH2OBNa + H2 =>
2 NaBH4 + 2 CH3CH2OH = 2 CH3CH2OBNa + 5 H2
Na + O2 = Na2O =>
4 Na + O2 = 2 Na2O
Cu + ZnCl2 = ClCu + Zn =>
2 Cu + ZnCl2 = 2 ClCu + Zn
NH4H2PO4 + KOH = KH2PO4 + NH4OH =>
NH4H2PO4 + KOH = KH2PO4 + NH4OH
MgCl2 + NaBiO3 + HNO3 = HMgO4 + Bi(NO3)3 + NaNO3 + HCl + H2O =>
2 MgCl2 + 5 NaBiO3 + 20 HNO3 = 2 HMgO4 + 5 Bi(NO3)3 + 5 NaNO3 + 4 HCl + 7 H2O
CaF2 + H2O = Ca(OH)2 + HF =>
CaF2 + 2 H2O = Ca(OH)2 + 2 HF
C11H22O12 + O2 = CO2 + H2O =>
2 C11H22O12 + 21 O2 = 22 CO2 + 22 H2O
B2Br6 + HNO3 = B(NO3)3 + HBr =>
B2Br6 + 6 HNO3 = 2 B(NO3)3 + 6 HBr
FeO + O2 = Fe2O3 =>
4 FeO + O2 = 2 Fe2O3
H2SO4 + Pb(OH)4 = Pb(SO4)2 + H2O =>
2 H2SO4 + Pb(OH)4 = Pb(SO4)2 + 4 H2O
SrNO2 + HCl = NO2 + H2 + SrCl =>
2 SrNO2 + 2 HCl = 2 NO2 + H2 + 2 SrCl
Ca(OH)2 + HNO3 = Ca(NO3)2 + H2O =>
Ca(OH)2 + 2 HNO3 = Ca(NO3)2 + 2 H2O
KCl + PbBr2 = KPb + ClBr2 =>
KCl + PbBr2 = KPb + ClBr2
H2S + O2 = SO2 + H2O =>
2 H2S + 3 O2 = 2 SO2 + 2 H2O
MnO2 + Zn = Mn2O3 + ZnO =>
2 MnO2 + Zn = Mn2O3 + ZnO
Ca(HCO3)2 + Na3(PO4)2 = Ca3(PO4)2 + Na(HCO3)2 =>
3 Ca(HCO3)2 + Na3(PO4)2 = Ca3(PO4)2 + 3 Na(HCO3)2
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