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2 CuFeS2 + 2 SiO2 + 3 O2 = 2 CuS + 2 FeSiO3 + 2 SO2
LiHCO3(aq) + HI(aq) = LiI(aq) + H2O(l) + CO2(g) =>
LiHCO3(aq) + HI(aq) = LiI(aq) + H2O(l) + CO2(g)
Na2SIO3 + H2O = H2SIO3 + NaOH =>
Na2SIO3 + 2 H2O = H2SIO3 + 2 NaOH
Ba(NO3)2(aq) + K2CO3(aq) = BaCO3(aq) + KNO3(aq) =>
Ba(NO3)2(aq) + K2CO3(aq) = BaCO3(aq) + 2 KNO3(aq)
MgBr2 + (NH4)2CO3 = MgCO3 + NH4Br =>
MgBr2 + (NH4)2CO3 = MgCO3 + 2 NH4Br
KI + Mg3(PO4)2 = Mg3I + K(PO4)2 =>
KI + Mg3(PO4)2 = Mg3I + K(PO4)2
ZnO + Pb = PbO2 + Zn =>
2 ZnO + Pb = PbO2 + 2 Zn
N2O5 + Ca(OH)2 = CaN2O6 + H2O =>
N2O5 + Ca(OH)2 = CaN2O6 + H2O
Zn(NO3)2 + Na3(PO4) = Zn3(PO4)2 + NaNO3 =>
3 Zn(NO3)2 + 2 Na3(PO4) = Zn3(PO4)2 + 6 NaNO3
NaOH + KNO2 + Zn + H2O = Na2[Zn(OH)4] + K2[Zn(OH)4] + NH3 =>
10 NaOH + 2 KNO2 + 6 Zn + 10 H2O = 5 Na2[Zn(OH)4] + K2[Zn(OH)4] + 2 NH3
HNO3 + BaBr2 = Ba(NO3) + HBr2 =>
HNO3 + BaBr2 = Ba(NO3) + HBr2
N + O = N2O3 =>
2 N + 3 O = N2O3
Zn(s) + K2Cr2O7(aq) + H2SO4(aq) = ZnSO4(aq) + CrSO4(aq) + K2SO4(aq) + H2O(l) =>
4 Zn(s) + K2Cr2O7(aq) + 7 H2SO4(aq) = 4 ZnSO4(aq) + 2 CrSO4(aq) + K2SO4(aq) + 7 H2O(l)
NH4OH + H2O = NH4OH2 + OH =>
NH4OH + H2O = NH4OH2 + OH
C5H12 + Br2 = C5H12Br2 =>
C5H12 + Br2 = C5H12Br2
C3H7Br + NaOH = C3H7OH + NaBr =>
C3H7Br + NaOH = C3H7OH + NaBr
HNO3 + Ag(OH) = Ag(NO3) + H2O =>
HNO3 + Ag(OH) = Ag(NO3) + H2O
CaCO3 + CH3COOH = H2O + CH3COOCa + CO2 =>
8 CaCO3 + 9 CH3COOH = 6 H2O + 8 CH3COOCa + 10 CO2
Mg(HCO3)2 + H2SO4 = CO2 + H2O + MgSO4 =>
Mg(HCO3)2 + H2SO4 = 2 CO2 + 2 H2O + MgSO4
NaOCl + NaOH = NaO + HCl =>
NaOCl + NaOH = 2 NaO + HCl
I2 + Na2SO3 + H2O = Na2SO4 + HI =>
I2 + Na2SO3 + H2O = Na2SO4 + 2 HI
BaCl2 + Pb(NO3)2 = Ba(NO3) + Pb(Cl2)2 =>
2 BaCl2 + Pb(NO3)2 = 2 Ba(NO3) + Pb(Cl2)2
HAuCl4 + NaBH4 + H2O = Au + B(OH)3 + NaCl + HCl =>
8 HAuCl4 + 3 NaBH4 + 9 H2O = 8 Au + 3 B(OH)3 + 3 NaCl + 29 HCl
SrS(aq) + CuSO4(aq) = SrSO4(s) + CuS(aq) =>
SrS(aq) + CuSO4(aq) = SrSO4(s) + CuS(aq)
MoO3 + H3PO4 = H3[PMo12O40] =>
12 MoO3 + H3PO4 = H3[PMo12O40]
KNO3 + (NH4)2SO4 = K2SO4 + N2O + H2O =>
2 KNO3 + (NH4)2SO4 = K2SO4 + 2 N2O + 4 H2O
KClO4 + C6H10O5 = KCl + CO + H2O =>
3 KClO4 + 2 C6H10O5 = 3 KCl + 12 CO + 10 H2O
KMnO4 + C3H6 + H2O = C3H5(OH)2 + MnO2 + KOH =>
KMnO4 + C3H6 + H2O = C3H5(OH)2 + MnO2 + KOH
CH3CH(OH)CH2CH3 + KMnO4 + H2SO4 = Mn2(SO4)3 + K2SO4 + CH3CH3CO + H2O =>
3 CH3CH(OH)CH2CH3 + 2 KMnO4 + 4 H2SO4 = Mn2(SO4)3 + K2SO4 + 4 CH3CH3CO + 7 H2O
Cl + K2S = KCl + S =>
2 Cl + K2S = 2 KCl + S
HOOCCOOH + NaOH = NaOOCCOONa + H2O =>
HOOCCOOH + 2 NaOH = NaOOCCOONa + 2 H2O
MnO4{-} + S{-2} + H2O = MnO2 + S + OH{-} =>
2 MnO4{-} + 3 S{-2} + 4 H2O = 2 MnO2 + 3 S + 8 OH{-}
MoO3 + XeF2 = MoF6 + Xe2 + O2 =>
2 MoO3 + 6 XeF2 = 2 MoF6 + 3 Xe2 + 3 O2
N + O2 = N2O3 =>
4 N + 3 O2 = 2 N2O3
Cs + H2S = CsSH + H2 =>
2 Cs + 2 H2S = 2 CsSH + H2
Na2S(aq) + H2SO4(aq) = Na2SO4(aq) + H2S(aq) =>
Na2S(aq) + H2SO4(aq) = Na2SO4(aq) + H2S(aq)
HI(aq) + Na2S(aq) = H2S + NaI =>
2 HI(aq) + Na2S(aq) = H2S + 2 NaI
CuSO4 + Hg = Hg(SO4)2 + Cu =>
2 CuSO4 + Hg = Hg(SO4)2 + 2 Cu
Tl2SO4 + KMnO4 + H2SO4 = Tl2(SO4)3 + K2SO4 + MnSO4 + H2O =>
5 Tl2SO4 + 4 KMnO4 + 16 H2SO4 = 5 Tl2(SO4)3 + 2 K2SO4 + 4 MnSO4 + 16 H2O
E2SO4 + SrCl2 = ECl + SrSO4 =>
E2SO4 + SrCl2 = 2 ECl + SrSO4
SF6 + H2 = SF2 + HF =>
SF6 + 2 H2 = SF2 + 4 HF
Ca(ClO)2 + NH3 = CaCl2 + H2O + N =>
3 Ca(ClO)2 + 4 NH3 = 3 CaCl2 + 6 H2O + 4 N
Ni(s) + Cu(NO3)2(aq) = Cu(s) + Ni(NO3)2(aq) =>
Ni(s) + Cu(NO3)2(aq) = Cu(s) + Ni(NO3)2(aq)
CHCH + HCN = CH2CHCN =>
CHCH + HCN = CH2CHCN
Pb(NO3)2 + HOH = Pb(OH)2 + HNO3 =>
Pb(NO3)2 + 2 HOH = Pb(OH)2 + 2 HNO3
NH2CH3 + H2O = NHCH3 + H3O =>
NH2CH3 + H2O = NHCH3 + H3O
K(s) + HCl = KCl + H2 =>
2 K(s) + 2 HCl = 2 KCl + H2
NH2COONH4 = NH3 + CO2 =>
NH2COONH4 = 2 NH3 + CO2
HC2H5O2 + CaCO3 = Ca(C2H3O2)2 + H2O + CO2 =>
8 HC2H5O2 + 5 CaCO3 = 5 Ca(C2H3O2)2 + 9 H2O + CO2
Fe + Pb(C2H3O2)2 = Fe(C2H3O2)2 + Pb =>
Fe + Pb(C2H3O2)2 = Fe(C2H3O2)2 + Pb
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