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2 NaVO3 + 9(NH4)2S = 2(NH4)3VS4 + Na2S + 12 NH3 + 6 H2O
F + Ca = CaF2 =>
2 F + Ca = CaF2
CuO + B2O3 = B2Cu2O5 =>
2 CuO + B2O3 = B2Cu2O5
Mn(ClO3)2 = MnCl2 + O2 =>
Mn(ClO3)2 = MnCl2 + 3 O2
FePO4 + H2SO4 = Fe2(SO4)3 + H3PO4 =>
2 FePO4 + 3 H2SO4 = Fe2(SO4)3 + 2 H3PO4
Pb + KOH + H2O = H2 + K2[Pb(OH)4] =>
Pb + 2 KOH + 2 H2O = H2 + K2[Pb(OH)4]
Na2O + H2O(l) = NaOH =>
Na2O + H2O(l) = 2 NaOH
CH3COOH + O2 = CO2 + H2O =>
CH3COOH + 2 O2 = 2 CO2 + 2 H2O
K2S2O5 + Cu = CuSO4 + K2O + S =>
K2S2O5 + Cu = CuSO4 + K2O + S
CaS + Pb(NO3)2 = Ca(NO3)2 + PbS =>
CaS + Pb(NO3)2 = Ca(NO3)2 + PbS
Na2B4O7*10H2O + NaOH = NaBO2 + H2O =>
Na2B4O7*10H2O + 2 NaOH = 4 NaBO2 + 11 H2O
Mg3N2 + B = Mg + BN =>
Mg3N2 + 2 B = 3 Mg + 2 BN
Cr + Cl = ClCr =>
Cr + Cl = ClCr
Co2(SO4)3 + K3PO4 = Co3(PO4)3 + K2SO4 =>
3 Co2(SO4)3 + 6 K3PO4 = 2 Co3(PO4)3 + 9 K2SO4
Mg5Fe5Al4Si6O20(OH)16 + K2Al4Si6Al2O20(OH)4 + SiO2 = Al2SiO5 + K2Mg3Fe3Si6Al2O20(OH)4 + MgFeSi5Al4O18*15H2O =>
45 Mg5Fe5Al4Si6O20(OH)16 + 67 K2Al4Si6Al2O20(OH)4 + 26 SiO2 = 176 Al2SiO5 + 67 K2Mg3Fe3Si6Al2O20(OH)4 + 24 MgFeSi5Al4O18*15H2O
NO + NaAsO2 + NaOH = N2O + Na3AsO4 + H2O =>
2 NO + NaAsO2 + 2 NaOH = N2O + Na3AsO4 + H2O
NaBr(s) = Br(g) + Na(s) =>
NaBr(s) = Br(g) + Na(s)
C2H4 + O2 = CO2 + H2O =>
C2H4 + 3 O2 = 2 CO2 + 2 H2O
NaNO3 + AlBr3 = NaBr + Al(NO3)3 =>
3 NaNO3 + AlBr3 = 3 NaBr + Al(NO3)3
KMn = Mn5 + K8 =>
40 KMn = 8 Mn5 + 5 K8
C6H5CH2CH3 + KMnO4 + KOH = C6H5COOK + K2MnO4 + H2O =>
7 C6H5CH2CH3 + 54 KMnO4 + 62 KOH = 8 C6H5COOK + 54 K2MnO4 + 46 H2O
KMgO4 + KNO2 + H2SO4 = K2SO4 + MgSO4 + KNO3 + H2O =>
2 KMgO4 + 5 KNO2 + 3 H2SO4 = K2SO4 + 2 MgSO4 + 5 KNO3 + 3 H2O
HCl(ac) + K2Cr2O7(ac) = Cl2(g) + CrCl3 + H2O(l) + KCl =>
14 HCl(ac) + K2Cr2O7(ac) = 3 Cl2(g) + 2 CrCl3 + 7 H2O(l) + 2 KCl
NaSO3 + H2SO4 = NaSO4 + H2O + S =>
3 NaSO3 + H2SO4 = 3 NaSO4 + H2O + S
K3PO4 + Ba(OH)2 = KOH + Ba3(PO4)2 =>
2 K3PO4 + 3 Ba(OH)2 = 6 KOH + Ba3(PO4)2
Ag(s) + KNO3(ac) = K(s) + AgNO3 =>
Ag(s) + KNO3(ac) = K(s) + AgNO3
H2(g) + CuCl2(aq) = HCl2(aq) + Cu(s) =>
H2(g) + 2 CuCl2(aq) = 2 HCl2(aq) + 2 Cu(s)
K2CO3 + BaCl2 = KCl(aq) + BaCO3(aq) =>
K2CO3 + BaCl2 = 2 KCl(aq) + BaCO3(aq)
C7H5(NO2)3(s) + O2(g) = CO2(g) + N2(g) + H2O(g) =>
4 C7H5(NO2)3(s) + 21 O2(g) = 28 CO2(g) + 6 N2(g) + 10 H2O(g)
NH4SCN + FeCl3 = NH3HCl + Fe(SCN)3 =>
3 NH4SCN + FeCl3 = 3 NH3HCl + Fe(SCN)3
KMnO4(aq) + KI(aq) + H2SO4(aq) = MnSO4(aq) + I2(aq) + K2SO4(aq) + H2O(l) =>
2 KMnO4(aq) + 10 KI(aq) + 8 H2SO4(aq) = 2 MnSO4(aq) + 5 I2(aq) + 6 K2SO4(aq) + 8 H2O(l)
Li2SO4 + HCl = LiCl + H2SO4 =>
Li2SO4 + 2 HCl = 2 LiCl + H2SO4
HJ = H2 + J =>
2 HJ = H2 + 2 J
CH3CONH2 = CH3CN + H2O =>
CH3CONH2 = CH3CN + H2O
HNO3 + FeSO4 = Fe2(SO4)3 + Fe(NO3)3 + NO + H2O =>
4 HNO3 + 3 FeSO4 = Fe2(SO4)3 + Fe(NO3)3 + NO + 2 H2O
NaBr + H2SO4 = Br2 + NaSO4 + H2O + SO2 =>
2 NaBr + 4 H2SO4 = Br2 + 2 NaSO4 + 4 H2O + 2 SO2
CaSO4*2H2O = CaSO4 + H2O =>
CaSO4*2H2O = CaSO4 + 2 H2O
B + HCl = BCl3 + H2 =>
2 B + 6 HCl = 2 BCl3 + 3 H2
Zn(oh)2 + NH4OH = H2O + Zn(NH3)4 =>
Zn(oh)2 + 8 NH4OH = 8 H2O + 2 Zn(NH3)4
C10H22 + O2 = CO2 + H2O =>
2 C10H22 + 31 O2 = 20 CO2 + 22 H2O
Mg + Cu{+2} = Mg2{+} + Cu =>
4 Mg + Cu{+2} = 2 Mg2{+} + Cu
H2O + HCO2H = CO2 + H3O =>
2 H2O + HCO2H = CO2 + 2 H3O
Fe{3+} + (SO3){2-} = Fe2(SO3)3 =>
2 Fe{3+} + 3(SO3){2-} = Fe2(SO3)3
K + H2O = KOH + H2 =>
2 K + 2 H2O = 2 KOH + H2
Al(ClO4)3 + H2O = Al(OH)3 + HClO4 =>
Al(ClO4)3 + 3 H2O = Al(OH)3 + 3 HClO4
Ba + O2 = Ba2O3 =>
4 Ba + 3 O2 = 2 Ba2O3
Ni + HBrO4 = Ni(BrO4)3 + H2 =>
2 Ni + 6 HBrO4 = 2 Ni(BrO4)3 + 3 H2
OCN + OCI = CO3 + N2 + CI =>
2 OCN + 4 OCI = 2 CO3 + N2 + 4 CI
AgBr + F2 = F2Br + Ag2 =>
2 AgBr + 2 F2 = 2 F2Br + Ag2
CuBr2 + Zn = Cu + ZnBr2 =>
CuBr2 + Zn = Cu + ZnBr2
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