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2 NH4 + Ca(OH)2 = 2 NH3 + Ca + 2 H2O
In + CuCl2 = InCl2 + Cu =>
In + CuCl2 = InCl2 + Cu
Co(C2H3O2)3 + Na2CO3 = Co2(CO3)3 + NaC2H3O2 =>
2 Co(C2H3O2)3 + 3 Na2CO3 = Co2(CO3)3 + 6 NaC2H3O2
Bi2O3 + Na(OH) + NaOCl = NaBiO3 + NaCl + H2O =>
Bi2O3 + 2 Na(OH) + 2 NaOCl = 2 NaBiO3 + 2 NaCl + H2O
NO2 + HBrO4 + H2O = HNO3 + Br2 =>
14 NO2 + 2 HBrO4 + 6 H2O = 14 HNO3 + Br2
KClO3(s) = KCl(s) + O2(g) =>
2 KClO3(s) = 2 KCl(s) + 3 O2(g)
C2H6O + MnO4{-} + H{+} = Mn{2+} + C2H4O2 + H2O =>
5 C2H6O + 4 MnO4{-} + 12 H{+} = 4 Mn{2+} + 5 C2H4O2 + 11 H2O
LiAlH4 + C2H4O + H2O = C2H6O + LiOH + Al(OH)3 =>
LiAlH4 + 4 C2H4O + 4 H2O = 4 C2H6O + LiOH + Al(OH)3
C4H10 + O2 = CO2 + H2O =>
2 C4H10 + 13 O2 = 8 CO2 + 10 H2O
SnO2 + HBr = SnBr4 + H2O =>
SnO2 + 4 HBr = SnBr4 + 2 H2O
NaClO4 + KCl = KClO4 + NaCl =>
NaClO4 + KCl = KClO4 + NaCl
NO3{-} + Zn + OH{-} = NH3 + ZnO2{2-} + H2O =>
NO3{-} + 4 Zn + 7 OH{-} = NH3 + 4 ZnO2{2-} + 2 H2O
HCl + NH4I = HI + NH4Cl =>
HCl + NH4I = HI + NH4Cl
Fe + C25 = FeC42 =>
25 Fe + 42 C25 = 25 FeC42
Al4C3(aq) + H2O(l) = CH4(g) + Al(OH)3 =>
Al4C3(aq) + 12 H2O(l) = 3 CH4(g) + 4 Al(OH)3
SnO2 + HCl = SnCl4 + H2O =>
SnO2 + 4 HCl = SnCl4 + 2 H2O
Na2S + AgNO3 + H2O = H2S + NaNO3 + Ag(OH) =>
Na2S + 2 AgNO3 + 2 H2O = H2S + 2 NaNO3 + 2 Ag(OH)
As2O3 + HNO3 + H2O = H3AsO4 + N2 =>
5 As2O3 + 4 HNO3 + 13 H2O = 10 H3AsO4 + 2 N2
Br2 + CH4 + O2 = HBr + CO2 =>
2 Br2 + CH4 + O2 = 4 HBr + CO2
NH4 + O2 + CH = HCN + H2O =>
NH4 + O2 + CH = HCN + 2 H2O
Al(NO3)3*9H2O + (C9H7NO) + Na2CO3 = Al(C9H7NO)3 + NaNO3 + NaHCO3 + H2O =>
46 Al(NO3)3*9H2O + 141(C9H7NO) + 168 Na2CO3 = 46 Al(C9H7NO)3 + 141 NaNO3 + 195 NaHCO3 + 327 H2O
Fe + KBr = FeBr + K =>
Fe + KBr = FeBr + K
Ca(OH)2 + Fe3(PO4)3 = Ca(PO4)3 + Fe3(OH)2 =>
Ca(OH)2 + Fe3(PO4)3 = Ca(PO4)3 + Fe3(OH)2
Zn + HCl = ZnCl2 + H2 =>
Zn + 2 HCl = ZnCl2 + H2
HOOCOOH + KOH = HOOCOOK + H2O =>
HOOCOOH + KOH = HOOCOOK + H2O
CH2CHCH3 + KMnO4 + H2O = CH3CH(OH)CH2(OH) + MnO2 + KOH =>
3 CH2CHCH3 + 2 KMnO4 + 4 H2O = 3 CH3CH(OH)CH2(OH) + 2 MnO2 + 2 KOH
KNO2 + H2SO4 + KMnO4 = MnSO4 + KNO3 + K2SO4 + H2O =>
5 KNO2 + 3 H2SO4 + 2 KMnO4 = 2 MnSO4 + 5 KNO3 + K2SO4 + 3 H2O
AlI3 + Na2CO3 + H2O = Al(OH)3 + NaI + CO2 =>
2 AlI3 + 3 Na2CO3 + 3 H2O = 2 Al(OH)3 + 6 NaI + 3 CO2
MnO4 + HBr = MnBr2 + H2O + Br =>
MnO4 + 8 HBr = MnBr2 + 4 H2O + 6 Br
La(NO3)3 + (COOH)2 = La2(C2O4)3 + HNO3 =>
2 La(NO3)3 + 3(COOH)2 = La2(C2O4)3 + 6 HNO3
H2Cr2O7 + NaI + H2SO4 = Na2SO4 + Cr2(SO4)3 + I2 + H2O =>
H2Cr2O7 + 6 NaI + 6 H2SO4 = 3 Na2SO4 + Cr2(SO4)3 + 3 I2 + 7 H2O
Ba(OH)2 + H3NO3 = Ba(NO2)2 + H2O =>
Ba(OH)2 + 2 H3NO3 = Ba(NO2)2 + 4 H2O
CaCO3 + HCl = CaCl2 + H2O + CO2(H2CO3) =>
2 CaCO3 + 4 HCl = 2 CaCl2 + H2O + CO2(H2CO3)
CH3COONa + CH3CH2Cl = CH3COOCH2CH3 + NaCl =>
CH3COONa + CH3CH2Cl = CH3COOCH2CH3 + NaCl
Cr2O7{-2} + H2SO3 + H2O = Cr{-3} + HSO4{-} + H{+} =>
Cr2O7{-2} + 9 H2SO3 + 2 H2O = 2 Cr{-3} + 9 HSO4{-} + 13 H{+}
PbO + CaOCl2 + NaOH + H2O = CaCl2 + Na2[Pb(OH)6] =>
PbO + CaOCl2 + 2 NaOH + 2 H2O = CaCl2 + Na2[Pb(OH)6]
NaCl(aq) = Na(s) + Cl2(g) =>
2 NaCl(aq) = 2 Na(s) + Cl2(g)
Al2(SO4)3 + (NH4)2S + H2O = Al(OH)3 + (NH4)2SO4 + H2S =>
Al2(SO4)3 + 3(NH4)2S + 6 H2O = 2 Al(OH)3 + 3(NH4)2SO4 + 3 H2S
C6H6 + C2H5Br = C8H10 + HBr =>
C6H6 + C2H5Br = C8H10 + HBr
MnO4{-} + H{+} + Cu = Mn{2+} + Cu{2+} + H2O =>
2 MnO4{-} + 16 H{+} + 5 Cu = 2 Mn{2+} + 5 Cu{2+} + 8 H2O
Al(OH)3(aq) = Al2O3(s) + H2O(g) =>
2 Al(OH)3(aq) = Al2O3(s) + 3 H2O(g)
HNO2 + H2O + S2O8{-2} = NO3{-} + H{+} + SO4{-2} =>
HNO2 + H2O + S2O8{-2} = NO3{-} + 3 H{+} + 2 SO4{-2}
Mg3N2 + O2 = NO + MgO =>
2 Mg3N2 + 5 O2 = 4 NO + 6 MgO
Al + HNO3 = H2 + Al(NO3)3 =>
2 Al + 6 HNO3 = 3 H2 + 2 Al(NO3)3
Pb(NO3)2 + CaOCl2 + H2O = CaCl2 + PbO2 + HNO3 =>
Pb(NO3)2 + CaOCl2 + H2O = CaCl2 + PbO2 + 2 HNO3
C4H10*2 + O2 = CO2 + H2O =>
2 C4H10*2 + 13 O2 = 8 CO2 + 10 H2O
(NH4)2SO4(aq) + Ba(NO3)2(aq) = (NH4)(NO3)(aq) + Ba(SO4)(s) =>
(NH4)2SO4(aq) + Ba(NO3)2(aq) = 2(NH4)(NO3)(aq) + Ba(SO4)(s)
Si + ZnO = Zn + SiO2 =>
Si + 2 ZnO = 2 Zn + SiO2
FeSAs + O2 = Fe2O3 + As2O3 + SO2 =>
2 FeSAs + 5 O2 = Fe2O3 + As2O3 + 2 SO2
Cu(OH)2 + C2H5OH = CH3COOH + Cu2O + H2O =>
4 Cu(OH)2 + C2H5OH = CH3COOH + 2 Cu2O + 5 H2O
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