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3 H2 + 2 Cu = 2 CuH3
K2S + NaNO3 = KNO3 + Na2S =>
K2S + 2 NaNO3 = 2 KNO3 + Na2S
MnO4{-} + IO3{-} + OH{-} = MnO4{-2} + IO4{-} + H2O =>
2 MnO4{-} + IO3{-} + 2 OH{-} = 2 MnO4{-2} + IO4{-} + H2O
C8H8 + KNO3 = K2O + N2 + CO2 + H2O =>
C8H8 + 8 KNO3 = 4 K2O + 4 N2 + 8 CO2 + 4 H2O
Fe(NO3){3} + NH3 + H2O = Fe(OH){3} + NH4NO3 =>
Fe(NO3){3} + NH3 + H2O = Fe(OH){3} + NH4NO3
CH3CH2CH3 + Br2 = CH3CHBr2CH3 + HBr =>
2 CH3CH2CH3 + 3 Br2 = 2 CH3CHBr2CH3 + 2 HBr
K2CrO4(aq) + NaOH(aq) = Na2CrO4(aq) + KOH(aq) =>
K2CrO4(aq) + 2 NaOH(aq) = Na2CrO4(aq) + 2 KOH(aq)
C6H5OOH + NaHCO3 = C6H5COONa + H2O + CO2 =>
15 C6H5OOH + 13 NaHCO3 = 13 C6H5COONa + 19 H2O + 12 CO2
H2O + NO2 = HNO2 + OH =>
H2O + NO2 = HNO2 + OH
C + SO4 = CS2 + CO2 =>
5 C + 2 SO4 = CS2 + 4 CO2
Mn + N = Mn3N2 =>
3 Mn + 2 N = Mn3N2
HCl + CaCo3 = CaCl2 + H2Co3 =>
2 HCl + CaCo3 = CaCl2 + H2Co3
Na6(PO4)2 + Ag7(NO3)7 = NaNO3 + Ag3PO4 =>
7 Na6(PO4)2 + 6 Ag7(NO3)7 = 42 NaNO3 + 14 Ag3PO4
SnO2 + CH3COOH = Sn(CH3COO)4 + H2O =>
SnO2 + 4 CH3COOH = Sn(CH3COO)4 + 2 H2O
Fe(NO3)3*9H2O + C6H8O7*H2O = Fe2O3 + CO2 + H2O + N2 =>
6 Fe(NO3)3*9H2O + 5 C6H8O7*H2O = 3 Fe2O3 + 30 CO2 + 79 H2O + 9 N2
Zn(s) + Ni(NO3)3(aq) = Zn(NO3)2(aq) + Ni(s) =>
3 Zn(s) + 2 Ni(NO3)3(aq) = 3 Zn(NO3)2(aq) + 2 Ni(s)
Pb + HNO3(conc) = Pb(NO3)2 + H2 =>
Pb + 2 HNO3(conc) = Pb(NO3)2 + H2
C6H5CH2CH(NH2)CH3HCl + CH3Cl + NaOH = C6H5CH2CH(CH2NH2)CH3 + NaCl + H2O =>
C6H5CH2CH(NH2)CH3HCl + CH3Cl + 2 NaOH = C6H5CH2CH(CH2NH2)CH3 + 2 NaCl + 2 H2O
LiOH(aq) + Al(NO3)3(aq) = LiNO3(aq) + Al(OH)3(s) =>
3 LiOH(aq) + Al(NO3)3(aq) = 3 LiNO3(aq) + Al(OH)3(s)
FeCl3 + K(Fe(CN)6) = Fe(Fe(CN)6)3 + KCl =>
FeCl3 + 3 K(Fe(CN)6) = Fe(Fe(CN)6)3 + 3 KCl
Co(HSO4)2 = Co(OH)2 + S2O6 =>
Co(HSO4)2 = Co(OH)2 + S2O6
Cr2O7{2-} + H2O2 = Cr2O12{2-} + H2O =>
Cr2O7{2-} + 5 H2O2 = Cr2O12{2-} + 5 H2O
KCl(s) + H2SO4(aq) = HCl(g) + K2SO4(aq) =>
2 KCl(s) + H2SO4(aq) = 2 HCl(g) + K2SO4(aq)
C3H6O + C7H6O2 = C10H10O2 + H2O =>
C3H6O + C7H6O2 = C10H10O2 + H2O
CH3NH4C(NO2)3 = CO2 + CO + H2O + N2 =>
2 CH3NH4C(NO2)3 = CO2 + 3 CO + 7 H2O + 4 N2
Li(s) + AuCl3(aq) = LiCl(aq) + Au(s) =>
3 Li(s) + AuCl3(aq) = 3 LiCl(aq) + Au(s)
Mg(OH)2 + CH3COOH = Mg(CH3COO)2 + HOH =>
Mg(OH)2 + 2 CH3COOH = Mg(CH3COO)2 + 2 HOH
KCN = K + CN =>
KCN = K + CN
KMnO4 + Na2SO3 + H2O = MnO2 + Na2SO4 + KOH =>
2 KMnO4 + 3 Na2SO3 + H2O = 2 MnO2 + 3 Na2SO4 + 2 KOH
NH + H2 = NH2 =>
2 NH + H2 = 2 NH2
NO2 + H2O = HNO3 + HNO2 =>
2 NO2 + H2O = HNO3 + HNO2
Cr2O3 + Na2CO3 + KNO3 = Na2CrO4 + CO2 + KNO2 =>
Cr2O3 + 2 Na2CO3 + 3 KNO3 = 2 Na2CrO4 + 2 CO2 + 3 KNO2
NO2 + H2O = HNO3 + NO =>
3 NO2 + H2O = 2 HNO3 + NO
C5H10(l) + O2(g) = CO2 + H2O =>
2 C5H10(l) + 15 O2(g) = 10 CO2 + 10 H2O
Cr2O3 + Na2CO3 + KNO3 = Na2CrO4 + CO2 + KNO2 =>
Cr2O3 + 2 Na2CO3 + 3 KNO3 = 2 Na2CrO4 + 2 CO2 + 3 KNO2
Co{2+} + Cd = Co + Cd{2+} =>
Co{2+} + Cd = Co + Cd{2+}
Cl2O7 + BaO = Ba(ClO4)2 =>
Cl2O7 + BaO = Ba(ClO4)2
KCl + H2SO4 = K2SO4 + H2Cl2 =>
2 KCl + H2SO4 = K2SO4 + H2Cl2
NiCl2 + KI = NiI2 + KCl =>
NiCl2 + 2 KI = NiI2 + 2 KCl
CuO + NaBH4 = Cu + NaBO2 + H2O =>
4 CuO + NaBH4 = 4 Cu + NaBO2 + 2 H2O
MnCO3(s) + O2(g) = Mn3O4(s) + CO2(g) =>
6 MnCO3(s) + O2(g) = 2 Mn3O4(s) + 6 CO2(g)
Cr + S8 = Cr2S3 =>
16 Cr + 3 S8 = 8 Cr2S3
AgC2H3O2(aq) + CuSO4(aq) = Ag2SO4(s) + Cu(C2H3O2)2(aq) =>
2 AgC2H3O2(aq) + CuSO4(aq) = Ag2SO4(s) + Cu(C2H3O2)2(aq)
Zn(s) + HNO3(ac) = Zn(NO3)2(ac) + N2O(g) + H2O(l) =>
4 Zn(s) + 10 HNO3(ac) = 4 Zn(NO3)2(ac) + N2O(g) + 5 H2O(l)
K2CO3 + Cu(CH3COO)2 = KCH3COO + CuCO3 =>
K2CO3 + Cu(CH3COO)2 = 2 KCH3COO + CuCO3
Fe + Sn(No3) = Fe(No3)3 + Sn =>
Fe + 3 Sn(No3) = Fe(No3)3 + 3 Sn
NH4Br(s) = N2(g) + H2(g) + Br2(g) =>
2 NH4Br(s) = N2(g) + 4 H2(g) + Br2(g)
K + K(NO3) = K2O + N2 =>
10 K + 2 K(NO3) = 6 K2O + N2
Fe + Br2 + Na2CO3*10H2O = Fe(OH)3 + NaBr + CO2 + H2O =>
2 Fe + 3 Br2 + 3 Na2CO3*10H2O = 2 Fe(OH)3 + 6 NaBr + 3 CO2 + 27 H2O
H2O + NO2 = HNO2 + OH =>
H2O + NO2 = HNO2 + OH
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