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H2SO4(aq) + 2 NaCl(s) = Na2SO4(aq) + 2 HCl(aq)
CoBr2 + F = CoF + Br =>
CoBr2 + F = CoF + 2 Br
Cr2(SO4)3 + (NH4)2S = Cr2S3 + (NH4)2 + SO4 =>
Cr2(SO4)3 + 3(NH4)2S = Cr2S3 + 3(NH4)2 + 3 SO4
C4H10 + Br2 = C2H4Br2 + HBr =>
C4H10 + 3 Br2 = 2 C2H4Br2 + 2 HBr
CaC2 + HBr = CaBr2 + C2H2 =>
CaC2 + 2 HBr = CaBr2 + C2H2
KCa2Nb3O10 + NaNbO3 = KCa2Na2Nb5O16 =>
KCa2Nb3O10 + 2 NaNbO3 = KCa2Na2Nb5O16
Sr + HCl = SrCl2 + H2 =>
Sr + 2 HCl = SrCl2 + H2
(CH3)3N + HCl = (CH3)3NCl + H2 =>
2(CH3)3N + 2 HCl = 2(CH3)3NCl + H2
C + HO = CHO =>
C + HO = CHO
N(g) + O2(g) = NO2(g) =>
N(g) + O2(g) = NO2(g)
Na + N2 = Na2N =>
4 Na + N2 = 2 Na2N
Sn = Sn{4+} + e =>
Sn = Sn{4+} + 4e
FeCl3 + H2O = FeOOH + HCl =>
FeCl3 + 2 H2O = FeOOH + 3 HCl
Y(OH)3 + H2SO4 = Y2(SO4)3 + H2O =>
2 Y(OH)3 + 3 H2SO4 = Y2(SO4)3 + 6 H2O
HN3 + CuO = Cu + N2 + H2O =>
2 HN3 + CuO = Cu + 3 N2 + H2O
CuSO4*H2O + Na2CO3 = Cu3(CO3)2(OH)2 + Na2SO4 + CO2 + H2O =>
3 CuSO4*H2O + 3 Na2CO3 = Cu3(CO3)2(OH)2 + 3 Na2SO4 + CO2 + 2 H2O
Na2HPO4 + H2O = Na2HPO4*H2O =>
Na2HPO4 + H2O = Na2HPO4*H2O
Hg(NO3)2 + Fe = Fe(NO3)2 + Hg =>
Hg(NO3)2 + Fe = Fe(NO3)2 + Hg
Na + H2SO4 = Na2SO4 + H2 =>
2 Na + H2SO4 = Na2SO4 + H2
Ce + H2O = CeOH + H2 =>
2 Ce + 2 H2O = 2 CeOH + H2
C + H2 = C2H6 =>
2 C + 3 H2 = C2H6
Al(OH)3 + KOH = K3AlO3 + H2O =>
Al(OH)3 + 3 KOH = K3AlO3 + 3 H2O
PCl5 + NaOH = Na3PO4 + NaCl + H2O =>
PCl5 + 8 NaOH = Na3PO4 + 5 NaCl + 4 H2O
Cr2S3 + O2 = Cr2O3 + SO2 =>
2 Cr2S3 + 9 O2 = 2 Cr2O3 + 6 SO2
Ca(H2PO4)2 + NaOH = CaHPO4 + Na3PO4 + H2O =>
Ca(H2PO4)2 + 3 NaOH = CaHPO4 + Na3PO4 + 3 H2O
N2H4 + H2O = NH3 + OH =>
N2H4 + 2 H2O = 2 NH3 + 2 OH
HCN + H2 = CH3NH2 =>
HCN + 2 H2 = CH3NH2
H{+} + OH{-} = H2O =>
H{+} + OH{-} = H2O
MgCl2*6H2O = Mg(OH)2 + HCl + H2O =>
MgCl2*6H2O = Mg(OH)2 + 2 HCl + 4 H2O
Ti(NO3)3 + Na2S = Ti2S3 + NaNO3 =>
2 Ti(NO3)3 + 3 Na2S = Ti2S3 + 6 NaNO3
KI + BiI3 = K3Bi2I9 =>
3 KI + 2 BiI3 = K3Bi2I9
H + Br2 = HBr =>
2 H + Br2 = 2 HBr
As2S3 + HClO3 + H2O = H3AsO4 + S + HCl =>
3 As2S3 + 5 HClO3 + 9 H2O = 6 H3AsO4 + 9 S + 5 HCl
Me + O2 = MeO2 =>
Me + O2 = MeO2
Fe + KNO3 = Fe2O3 + N2 + K2O =>
10 Fe + 6 KNO3 = 5 Fe2O3 + 3 N2 + 3 K2O
Sn + KCl = SnCl2 + K =>
Sn + 2 KCl = SnCl2 + 2 K
CH3CH2Br + AgNO3 = CH3CH2ONO2 + AgBr =>
CH3CH2Br + AgNO3 = CH3CH2ONO2 + AgBr
H3NSO3 + CaCO3 = CaH4N2O6S2 + H2O + CO2 =>
2 H3NSO3 + CaCO3 = CaH4N2O6S2 + H2O + CO2
KMnO4 + CH2CH2 + H2O = CH2(OH)CH2OH + KOH + MnO2 =>
2 KMnO4 + 3 CH2CH2 + 4 H2O = 3 CH2(OH)CH2OH + 2 KOH + 2 MnO2
CaC2O4 + KMnO4 + H2SO4 = CaSO4 + K2SO4 + MnSO4 + H2O + CO2 =>
5 CaC2O4 + 2 KMnO4 + 8 H2SO4 = 5 CaSO4 + K2SO4 + 2 MnSO4 + 8 H2O + 10 CO2
C6H12O6 + NH3 = C6H10NO3 + CO2 + H2O =>
25 C6H12O6 + 24 NH3 = 24 C6H10NO3 + 6 CO2 + 66 H2O
Ag + Fe(NO3)3 = Fe + Ag(NO3) =>
3 Ag + Fe(NO3)3 = Fe + 3 Ag(NO3)
S + KOH + H2O2 = K2SO4 + H2O =>
S + 2 KOH + 3 H2O2 = K2SO4 + 4 H2O
HClO4(aq) + Ca(OH)2(aq) = Ca(ClO4)2 + H2O(l) =>
2 HClO4(aq) + Ca(OH)2(aq) = Ca(ClO4)2 + 2 H2O(l)
CaCl2 + KF = KCl + CaF2 =>
CaCl2 + 2 KF = 2 KCl + CaF2
Fe(iii) + CuSO4 = FeSO4 + Cu =>
Fe(iii) + CuSO4 = FeSO4 + Cu
Fe3(PO4)2 + AgNO3 = Fe(NO3)2 + Ag3(PO4) =>
Fe3(PO4)2 + 6 AgNO3 = 3 Fe(NO3)2 + 2 Ag3(PO4)
Cu + NaNO3 + H2SO4 = NO2 + CuSO4 + Na2SO4 + H2O =>
Cu + 2 NaNO3 + 2 H2SO4 = 2 NO2 + CuSO4 + Na2SO4 + 2 H2O
CoS + H2O2 + H{+} = Co{2+} + S + H2O =>
CoS + H2O2 + 2 H{+} = Co{2+} + S + 2 H2O
C + H2 = C2H6 =>
2 C + 3 H2 = C2H6
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