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2 NiO + P2O5 = Ni2P2O7
Cu + H3PO4 = Cu4(PO4)2 + H2 =>
4 Cu + 2 H3PO4 = Cu4(PO4)2 + 3 H2
AlCl3(aq) + PbSO4(aq) = AlSO4(s) + PbCl3(aq) =>
AlCl3(aq) + PbSO4(aq) = AlSO4(s) + PbCl3(aq)
Cu + Ag{+} = Ag + Cu{+} =>
Cu + Ag{+} = Ag + Cu{+}
Ca + C2H2 = CaC2H2 =>
Ca + C2H2 = CaC2H2
Cd(No3)2 + KI = CdI + I2 + KNo3 =>
2 Cd(No3)2 + 4 KI = 2 CdI + I2 + 4 KNo3
Zn + HNO3 + NaOH = Na2ZnO2 + NH3 + H2O =>
4 Zn + HNO3 + 8 NaOH = 4 Na2ZnO2 + NH3 + 3 H2O
K2(CO3) + HCl = KCl + H2O + CO2 =>
K2(CO3) + 2 HCl = 2 KCl + H2O + CO2
NH2Cl = N2 + NH3 + HCl =>
3 NH2Cl = N2 + NH3 + 3 HCl
FeCl2 + KSCN = Fe(SCN)2 + KCl =>
FeCl2 + 2 KSCN = Fe(SCN)2 + 2 KCl
MnCl2 + PbO2 + HCl = HMnO4 + PbCl2 + H2O =>
2 MnCl2 + 5 PbO2 + 6 HCl = 2 HMnO4 + 5 PbCl2 + 2 H2O
NaCl(aq) + H2SO4 = HCl(g) + Na2SO4(aq) =>
2 NaCl(aq) + H2SO4 = 2 HCl(g) + Na2SO4(aq)
S + O2 = SO2 =>
S + O2 = SO2
HNO2 + KI + H2SO4 = I2 + NO + K2SO4 + H2O =>
2 HNO2 + 2 KI + H2SO4 = I2 + 2 NO + K2SO4 + 2 H2O
AgO = Ag + O2 =>
2 AgO = 2 Ag + O2
K3Fe(SCN)6 + Na2Cr2O7 + H2SO4 = Fe(NO3)3 + Cr2(SO4)3 + CO3 + H2O + Na2SO4 + KNO3 =>
K3Fe(SCN)6 + 18 Na2Cr2O7 + 66 H2SO4 = Fe(NO3)3 + 18 Cr2(SO4)3 + 6 CO3 + 66 H2O + 18 Na2SO4 + 3 KNO3
I + Cl = I2Cl3 =>
2 I + 3 Cl = I2Cl3
C10H12N2 + O2 = CO2 + H2O + NO2 =>
C10H12N2 + 15 O2 = 10 CO2 + 6 H2O + 2 NO2
MgO + SO3 = MgSO4 =>
MgO + SO3 = MgSO4
Na3P + Pb(NO3)2 = Na(NO3) + Pb3P2 =>
2 Na3P + 3 Pb(NO3)2 = 6 Na(NO3) + Pb3P2
K2(CO3) + HCl = KCl + H2O + CO2 =>
K2(CO3) + 2 HCl = 2 KCl + H2O + CO2
ZnS + Zn(NO3)2 = Zn + S(NO3)2 =>
ZnS + Zn(NO3)2 = 2 Zn + S(NO3)2
Mn{+2} + OH{-} = Mn(OH)2 =>
Mn{+2} + 2 OH{-} = Mn(OH)2
Si(OH)2 + NaBr = SiBr2 + NaOH =>
Si(OH)2 + 2 NaBr = SiBr2 + 2 NaOH
MnO2 + Br2 + KOH = K2MnO4 + KBr + H2O =>
MnO2 + Br2 + 4 KOH = K2MnO4 + 2 KBr + 2 H2O
Al2O3 + K2O = KAlO2 =>
Al2O3 + K2O = 2 KAlO2
Ag2SO4 + NaCl = Na2SO4 + AgCl =>
Ag2SO4 + 2 NaCl = Na2SO4 + 2 AgCl
Cr(NO3)3 + NaOH = Cr(OH)3 + NaNO3 =>
Cr(NO3)3 + 3 NaOH = Cr(OH)3 + 3 NaNO3
V + I2 = VI5 =>
2 V + 5 I2 = 2 VI5
CdS + O2 = CdO + S =>
2 CdS + O2 = 2 CdO + 2 S
Silvernitrate + sodiumbromide = sodiumnitrate + silverbromide =>
AgNO3 + NaBr = NaNO3 + AgBr
CH3CH2OH + CuO = CH3COOH + Cu2O + H2O =>
CH3CH2OH + 4 CuO = CH3COOH + 2 Cu2O + H2O
NH2 + H2O = NH3{+} + OH{-} =>
NH2 + H2O = NH3{+} + OH{-}
C6H5CH2OH + Na2S2O8 = C6H5CO2H + Na2S2O3 + H2O =>
5 C6H5CH2OH + 2 Na2S2O8 = 5 C6H5CO2H + 2 Na2S2O3 + 5 H2O
K2(CO3) + HCl = KCl + H2(CO3) =>
K2(CO3) + 2 HCl = 2 KCl + H2(CO3)
RbOH + H2SO4 = Rb2SO4 + H2O =>
2 RbOH + H2SO4 = Rb2SO4 + 2 H2O
CH3NO2 + Zn + HCl = CH3NH3Cl + ZnCl2 + H2O =>
CH3NO2 + 3 Zn + 7 HCl = CH3NH3Cl + 3 ZnCl2 + 2 H2O
SO3 + NaOH = Na2SO4H2O =>
SO3 + 2 NaOH = Na2SO4H2O
Na2S + FeSO4 = Na2SO4 + FeS =>
Na2S + FeSO4 = Na2SO4 + FeS
H2C2O4 + K2CO3 = KHC2O4 + CO2 + H2O =>
2 H2C2O4 + K2CO3 = 2 KHC2O4 + CO2 + H2O
K2Cr2O7 + Ca(OH)2 = H2O + K2CrO4 + CaCrO4 =>
K2Cr2O7 + Ca(OH)2 = H2O + K2CrO4 + CaCrO4
CH2COOCH2CH3 + CH3CH2CH2OH = CH3COOCH3CH2CH2 + CH3CH2OH =>
4 CH2COOCH2CH3 + 5 CH3CH2CH2OH = 5 CH3COOCH3CH2CH2 + 3 CH3CH2OH
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
K2SiO3 + HCl = KCl + H2SiO3 =>
K2SiO3 + 2 HCl = 2 KCl + H2SiO3
OH{-} + S2O4{2-} + O2 = SO3{2-} + H2O =>
4 OH{-} + 2 S2O4{2-} + O2 = 4 SO3{2-} + 2 H2O
Na2SO3 + HBr = Na2Br + HSO3 =>
Na2SO3 + HBr = Na2Br + HSO3
Na2(SO4) + Al(NO3)3 = Al2(SO4)3 + Na(NO3) =>
3 Na2(SO4) + 2 Al(NO3)3 = Al2(SO4)3 + 6 Na(NO3)
ZnO + C = Zn + CO2 =>
2 ZnO + C = 2 Zn + CO2
HClO4 = HCl + O2 =>
HClO4 = HCl + 2 O2
(CH2CH2OH)2(l) + O2(g) = CO2 + H2O =>
2(CH2CH2OH)2(l) + 11 O2(g) = 8 CO2 + 10 H2O
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