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3 Pb(NO3)2(aq) + 2 H3PO4(aq) = 6 HNO3(s) + Pb3(PO4)2(aq)
Cr2O3 + Na2CO3 + KNO3 = Na2CrO4 + CO2 + KNO2 =>
Cr2O3 + 2 Na2CO3 + 3 KNO3 = 2 Na2CrO4 + 2 CO2 + 3 KNO2
NaOH + S8 + ClCH2CH2Cl = CH2CH2S5 + NaCl + H2O + O2 =>
16 NaOH + 5 S8 + 8 ClCH2CH2Cl = 8 CH2CH2S5 + 16 NaCl + 8 H2O + 4 O2
(CH3)3N + HCl = (CH3)3NCl + H =>
(CH3)3N + HCl = (CH3)3NCl + H
CrCl3 + H2SO4 + H2O2 = CrSO4 + HCl + O2 =>
2 CrCl3 + 2 H2SO4 + H2O2 = 2 CrSO4 + 6 HCl + O2
NaI + Cu(NO3)2 = I2 + Cu + NaNO3 =>
2 NaI + Cu(NO3)2 = I2 + Cu + 2 NaNO3
Na2Cu(CN)3 + H2SO4 = CuCN + Na2SO4 + HCN =>
Na2Cu(CN)3 + H2SO4 = CuCN + Na2SO4 + 2 HCN
KMnO4 + HNO3 + FeC2O4 = KNO3 + Mn(NO3)2 + Fe(NO3)3 + H2O + CO2 =>
3 KMnO4 + 24 HNO3 + 5 FeC2O4 = 3 KNO3 + 3 Mn(NO3)2 + 5 Fe(NO3)3 + 12 H2O + 10 CO2
PbCl2 + AgNO3 = Pb(NO3)2 + AgCl =>
PbCl2 + 2 AgNO3 = Pb(NO3)2 + 2 AgCl
FeCl3 + NaSO3 = Fe(SO3)3 + NaCl =>
FeCl3 + 3 NaSO3 = Fe(SO3)3 + 3 NaCl
sulfur + ozone = sulfurdioxide =>
3 S + 2 O3 = 3 SO2
HfSn2 + Hf2SnC + Hf5Sn4 = Hf3Sn2C =>
HfSn2 + 6 Hf2SnC + Hf5Sn4 = 6 Hf3Sn2C
Al + Fe2O3 = Al2O3 + Fe =>
2 Al + Fe2O3 = Al2O3 + 2 Fe
S8 + O2 = SO3 =>
S8 + 12 O2 = 8 SO3
Cu(NO3)2 + Na2CO3 = CuCO3 + NaNO3 =>
Cu(NO3)2 + Na2CO3 = CuCO3 + 2 NaNO3
sodiumchlorate = sodiumchloride + oxygen =>
2 NaClO3 = 2 NaCl + 3 O2
Zn(OH)2 + H2 = HZn + H2O =>
2 Zn(OH)2 + 3 H2 = 2 HZn + 4 H2O
KClO + O2 = KClO3 =>
KClO + O2 = KClO3
NH3 + O2 = N2 + H2O =>
4 NH3 + 3 O2 = 2 N2 + 6 H2O
V2O5 + CaS = CaO + V2S5 =>
V2O5 + 5 CaS = 5 CaO + V2S5
Rb + H2O = RbOH + H2 =>
2 Rb + 2 H2O = 2 RbOH + H2
Sn + NaOH + NaNO3 = Na2SnO2 + NH3 + H2O =>
4 Sn + 7 NaOH + NaNO3 = 4 Na2SnO2 + NH3 + 2 H2O
C6H12O6 = C2H5OH + CO2 =>
C6H12O6 = 2 C2H5OH + 2 CO2
Al3 + OH = Al(OH)3 =>
Al3 + 9 OH = 3 Al(OH)3
Fe + CuSO4 = FeSO4 + Cu =>
Fe + CuSO4 = FeSO4 + Cu
HI + (NH4)2S(ag) = (H2)S(g) + NH4I(ag) =>
2 HI + (NH4)2S(ag) = (H2)S(g) + 2 NH4I(ag)
PBr5 = PBr3 + Br2 =>
PBr5 = PBr3 + Br2
NH3 + H2SO4 = (NH)2SO4 + H2 =>
2 NH3 + H2SO4 = (NH)2SO4 + 3 H2
SrCl2(l) + NaOH = Sr(OH)2 + NaCl =>
SrCl2(l) + 2 NaOH = Sr(OH)2 + 2 NaCl
C6H4(COOH)COOK(aq) + NaOH(aq) = C6H4(COONa)COOK(aq) + H2O(l) =>
C6H4(COOH)COOK(aq) + NaOH(aq) = C6H4(COONa)COOK(aq) + H2O(l)
S2 + H2O = HS + O2 =>
2 S2 + 2 H2O = 4 HS + O2
Zn + AgNO3 = Zn(NO3)2 + Ag =>
Zn + 2 AgNO3 = Zn(NO3)2 + 2 Ag
Pb + HCl = PbCl1 + H2 =>
2 Pb + 2 HCl = 2 PbCl1 + H2
FeSiO3 + HF = H2SiF6 + FeF2 + H2O =>
FeSiO3 + 8 HF = H2SiF6 + FeF2 + 3 H2O
MgSO4 + NH3 + H2O = (NH4)2SO4 + Mg(OH)2 =>
MgSO4 + 2 NH3 + 2 H2O = (NH4)2SO4 + Mg(OH)2
BaCl2 + H2CrO4 + NaOH = BaCrO4 + NaCl + H2O =>
BaCl2 + H2CrO4 + 2 NaOH = BaCrO4 + 2 NaCl + 2 H2O
Sn(NO3)4 + Mg = Mg(NO3)2 + Sn =>
Sn(NO3)4 + 2 Mg = 2 Mg(NO3)2 + Sn
HN4OH + H3PO4 = (NH)3PO4 + H2O =>
3 HN4OH + 4 H3PO4 = 4(NH)3PO4 + 3 H2O
FeBr3 + NaHCO3 = Fe(OH)3 + NaBr + CO2 =>
FeBr3 + 3 NaHCO3 = Fe(OH)3 + 3 NaBr + 3 CO2
C8H9Br + KMnO4 + H2SO4 = C7H5BrO2 + CO2 + MnSO4 + K2SO4 + H2O =>
5 C8H9Br + 12 KMnO4 + 18 H2SO4 = 5 C7H5BrO2 + 5 CO2 + 12 MnSO4 + 6 K2SO4 + 28 H2O
Pb(s) + HNO3(aq) = Pb(NO3)2(aq) + NO2(g) + H2O(aq) =>
Pb(s) + 4 HNO3(aq) = Pb(NO3)2(aq) + 2 NO2(g) + 2 H2O(aq)
Bi2O3 + NaClO + NaOH = NaBiO3 + NaCl + H2O =>
Bi2O3 + 2 NaClO + 2 NaOH = 2 NaBiO3 + 2 NaCl + H2O
Sn + HNO3 = SnHO3 + N =>
Sn + HNO3 = SnHO3 + N
BeI2 + Cu2SO4 = BeSO4 + CuI =>
BeI2 + Cu2SO4 = BeSO4 + 2 CuI
Ge + O2 = Ge1O2 =>
Ge + O2 = Ge1O2
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
CH3CCCH3 + K2Cr2O7 + H2SO4 = CH3CH2COOH + K2SO4 + Cr2(SO4)3 + H2O =>
9 CH3CCCH3 + 5 K2Cr2O7 + 20 H2SO4 = 12 CH3CH2COOH + 5 K2SO4 + 5 Cr2(SO4)3 + 11 H2O
FeCl2 + Na2CO3 = FeCO3 + NaCl =>
FeCl2 + Na2CO3 = FeCO3 + 2 NaCl
Mn(NO3)2 + NaBiO3 + HNO3 = HMnO4 + Bi(NO3)3 + NaNO3 + H2O =>
2 Mn(NO3)2 + 5 NaBiO3 + 16 HNO3 = 2 HMnO4 + 5 Bi(NO3)3 + 5 NaNO3 + 7 H2O
Fe + H3PO4 = Fe(H2PO4)2 + H2 =>
Fe + 2 H3PO4 = Fe(H2PO4)2 + H2
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