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Ni(OH)2 = Ni + 2 OH
HF(aq) + AgNO3(aq) = HNO3(aq) + AgF(s) =>
HF(aq) + AgNO3(aq) = HNO3(aq) + AgF(s)
SnCl4 + ZnS = SnS2 + ZnCl2 =>
SnCl4 + 2 ZnS = SnS2 + 2 ZnCl2
BaO + Al = BaAl4 + Al2O3 =>
3 BaO + 14 Al = 3 BaAl4 + Al2O3
Pb + Ni(NO3)2 = Pb(NO3)2 + Ni =>
Pb + Ni(NO3)2 = Pb(NO3)2 + Ni
MgCl2(s) + K(s) = Mg(s) + KCl(s) =>
MgCl2(s) + 2 K(s) = Mg(s) + 2 KCl(s)
H2S(O4) + Al(OH)3 = Al2(SO4)3 + H2O =>
3 H2S(O4) + 2 Al(OH)3 = Al2(SO4)3 + 6 H2O
C2H5COOH + Ba = C2H5COOBa + H2 =>
2 C2H5COOH + 2 Ba = 2 C2H5COOBa + H2
Cd + HCI = CdCI + H2 =>
2 Cd + 2 HCI = 2 CdCI + H2
Al2Br3 + F2 = AlF3 + Br2 =>
2 Al2Br3 + 6 F2 = 4 AlF3 + 3 Br2
HOH + Zn = ZnO + H2 =>
HOH + Zn = ZnO + H2
HCl + Fe2O3 = FeCl3 + H2O =>
6 HCl + Fe2O3 = 2 FeCl3 + 3 H2O
Na2S2O8 + NaI + H2O = HIO3 + Na2SO4 + NaSO2 =>
9 Na2S2O8 + 8 NaI + 4 H2O = 8 HIO3 + 8 Na2SO4 + 10 NaSO2
HOOC{-}COOH + K = KOOC{-}COOK + H2 =>
2 HOOC{-}COOH + 2 K = 2 KOOC{-}COOK + H2
Li2O + H2SO4 = Li2SO4 + H2O =>
Li2O + H2SO4 = Li2SO4 + H2O
FeBr2 + (NH4)2SO4 = FeSO4 + (NH4)2Br2 =>
FeBr2 + (NH4)2SO4 = FeSO4 + (NH4)2Br2
HBr + Mg(NO3)2 = HNO3 + MgBr2 =>
2 HBr + Mg(NO3)2 = 2 HNO3 + MgBr2
Ca + (ZnCO3) = (CaCO3) + Zn =>
Ca + (ZnCO3) = (CaCO3) + Zn
NbI5 = NbI3 + I2 =>
NbI5 = NbI3 + I2
CH3CH2CH2CH2OH + Cr2O7{-2} + H{+} = CH3CH2CH2CHO + Cr{+3} + H2O =>
3 CH3CH2CH2CH2OH + Cr2O7{-2} + 8 H{+} = 3 CH3CH2CH2CHO + 2 Cr{+3} + 7 H2O
MgO + CaO + FeSi = Mg + CaSiO4 + Fe =>
3 MgO + CaO + FeSi = 3 Mg + CaSiO4 + Fe
FeS2 + O2 = Fe2O3 + SO2 =>
4 FeS2 + 11 O2 = 2 Fe2O3 + 8 SO2
Na2Cr2O7 + HCl = NaCl + CrCl3 + Cl2 + H2O =>
Na2Cr2O7 + 14 HCl = 2 NaCl + 2 CrCl3 + 3 Cl2 + 7 H2O
HfO2 + H2O = Hf(OH)4 =>
HfO2 + 2 H2O = Hf(OH)4
P4 + Ni = NiP =>
P4 + 4 Ni = 4 NiP
F2 + H2O = HOF + HF =>
F2 + H2O = HOF + HF
Sn{2+} + Bi(NO3)3 = Bi + Sn{4+} + NO3{-} =>
3 Sn{2+} + 2 Bi(NO3)3 = 2 Bi + 3 Sn{4+} + 6 NO3{-}
CH3CH2CH2CH2OH + Cr2O7{-2} + H{+} = CH3CH2CH2CHO + Cr{+3} + H2O =>
3 CH3CH2CH2CH2OH + Cr2O7{-2} + 8 H{+} = 3 CH3CH2CH2CHO + 2 Cr{+3} + 7 H2O
Al + CaOH2 = Ca + Al(OH2)3 =>
Al + 3 CaOH2 = 3 Ca + Al(OH2)3
Ni(NO3)2*6H2O + Na2CO3 = NiCO3 + Na(NO3) + H2O =>
Ni(NO3)2*6H2O + Na2CO3 = NiCO3 + 2 Na(NO3) + 6 H2O
Zn + NH4OH = Zn(OH)2 + NH4 =>
Zn + 2 NH4OH = Zn(OH)2 + 2 NH4
Mg(s) + HCi(aq) = H2(g) + MgCi2(aq) =>
Mg(s) + 2 HCi(aq) = H2(g) + MgCi2(aq)
CoC2O4 + FeCl3 = CoCl2 + Fe2(C2O4)3 =>
3 CoC2O4 + 2 FeCl3 = 3 CoCl2 + Fe2(C2O4)3
KNO3 + Al + KOH + HOH = NH3 + K[Al(OH)4] =>
3 KNO3 + 8 Al + 5 KOH + 18 HOH = 3 NH3 + 8 K[Al(OH)4]
Cl2 + NaI + NaOH = NaCl + H2O + NaIO3 =>
3 Cl2 + NaI + 6 NaOH = 6 NaCl + 3 H2O + NaIO3
BeF2 + Cl2 = BeCl2 + F2 =>
BeF2 + Cl2 = BeCl2 + F2
Na + Au = Na2Au =>
2 Na + Au = Na2Au
HI + Ba(OH)2(aq) = H2O + BaI2 =>
2 HI + Ba(OH)2(aq) = 2 H2O + BaI2
Al(NO3)3 + Al(OH)3 = AlOH(NO3)2 =>
2 Al(NO3)3 + Al(OH)3 = 3 AlOH(NO3)2
NH4N3 = N2 + NH3 =>
3 NH4N3 = 4 N2 + 4 NH3
FeCl3 + H2O = Fe2O3 + HCl =>
2 FeCl3 + 3 H2O = Fe2O3 + 6 HCl
Cl2 + BeF2 = Be + ClF =>
Cl2 + BeF2 = Be + 2 ClF
C2F4 + Al = AlF3 + C =>
3 C2F4 + 4 Al = 4 AlF3 + 6 C
C6H5NO2 + Sn{+2} + H{+} = C6H5NH2 + Sn{+4} + H2O =>
C6H5NO2 + 3 Sn{+2} + 6 H{+} = C6H5NH2 + 3 Sn{+4} + 2 H2O
Cl + CaBr = Ca + ClBr =>
Cl + CaBr = Ca + ClBr
Sn(OH)4 + Ca = Ca(OH)2 + Sn =>
Sn(OH)4 + 2 Ca = 2 Ca(OH)2 + Sn
Na2SiO3 + CuSO4*5H2O = CuSiO3 + Na2SO4 + H2O =>
Na2SiO3 + CuSO4*5H2O = CuSiO3 + Na2SO4 + 5 H2O
CH3(CH2)7CHCH(CH2)7COOH + Br2 = CH3(CH2)7(CHBr)2(CH2)7COOH =>
CH3(CH2)7CHCH(CH2)7COOH + Br2 = CH3(CH2)7(CHBr)2(CH2)7COOH
P + O2 = P2O5 =>
4 P + 5 O2 = 2 P2O5
N2 + H4 = NH3N2 =>
6 N2 + 3 H4 = 4 NH3N2
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