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2 K(s) + 2 HCl(aq) = 2 KCl(s) + H2(g)
MnO + Na2CO3 + KNO3 = Na2MnO4 + KNO2 + CO2 =>
MnO + Na2CO3 + 2 KNO3 = Na2MnO4 + 2 KNO2 + CO2
Ga + H2O = GaO + H2 =>
Ga + H2O = GaO + H2
As2 + O2 = As2O3 =>
2 As2 + 3 O2 = 2 As2O3
OF2 + NaOH = O2 + NaF + H2O =>
OF2 + 2 NaOH = O2 + 2 NaF + H2O
Au + ZnSO4 = Au2SO4 + Zn =>
2 Au + ZnSO4 = Au2SO4 + Zn
Al(s) + NaOH(s) + H2O(l) = NaAl(OH)4(aq) + H2(g) =>
2 Al(s) + 2 NaOH(s) + 6 H2O(l) = 2 NaAl(OH)4(aq) + 3 H2(g)
C8H18O2 + O2 = CO2 + H2O =>
2 C8H18O2 + 23 O2 = 16 CO2 + 18 H2O
NaOH + KC8H5O4 = H2O + C4H4O4 + K + Na =>
5 NaOH + KC8H5O4 = H2O + 2 C4H4O4 + K + 5 Na
Cu(s) + AgNO3(ac) = CuNO3(ac) + Ag(s) =>
Cu(s) + AgNO3(ac) = CuNO3(ac) + Ag(s)
C12H22O11 + KNO3 = KNO2 + CO2 + H2O =>
C12H22O11 + 24 KNO3 = 24 KNO2 + 12 CO2 + 11 H2O
HF + Ni = HNi + F2 =>
2 HF + 2 Ni = 2 HNi + F2
CH3NO2 + Zn + H2SO4 = CH3NH3HSO4 + ZnSO4 + H2O =>
CH3NO2 + 3 Zn + 4 H2SO4 = CH3NH3HSO4 + 3 ZnSO4 + 2 H2O
C2H2 + KMnO4 + NaOH = Na2C2O4 + K2MnO4 + H2O + Na2MnO4 =>
C2H2 + 8 KMnO4 + 10 NaOH = Na2C2O4 + 4 K2MnO4 + 6 H2O + 4 Na2MnO4
H2O + O2 = H2O2 =>
2 H2O + O2 = 2 H2O2
CH3CCH + KMnO4 + H2SO4 = CH3COOH + K2SO4 + MnSO4 + H2O =>
10 CH3CCH + 8 KMnO4 + 12 H2SO4 = 15 CH3COOH + 4 K2SO4 + 8 MnSO4 + 2 H2O
NaI + HNO3 = I2 + NO + NaNO3 + H2O =>
6 NaI + 8 HNO3 = 3 I2 + 2 NO + 6 NaNO3 + 4 H2O
CH3CHO + O2 = HC2H3O2 =>
2 CH3CHO + O2 = 2 HC2H3O2
H2C6O5H7 + H2O = H2C6O5H8 + OH =>
H2C6O5H7 + H2O = H2C6O5H8 + OH
NaF + CuSO4 = Na2SO4 + CuF + F2 =>
4 NaF + 2 CuSO4 = 2 Na2SO4 + 2 CuF + F2
Ca + N = Ca3N2 =>
3 Ca + 2 N = Ca3N2
Zn + (NH4)2MoO4 + HCl = MoCl2 + ZnCl2 + NH4Cl + H2O =>
2 Zn + (NH4)2MoO4 + 8 HCl = MoCl2 + 2 ZnCl2 + 2 NH4Cl + 4 H2O
Fe3[Fe(CN)6]2 + NaOH = Fe(OH)3 + NaCN + Fe(OH)2 =>
Fe3[Fe(CN)6]2 + 12 NaOH = 2 Fe(OH)3 + 12 NaCN + 3 Fe(OH)2
NH3(aq) + HCl(aq) = NH4Cl =>
NH3(aq) + HCl(aq) = NH4Cl
NiCl2*6H2O + NH3 = Ni(NH3)6Cl2 + H2O =>
NiCl2*6H2O + 6 NH3 = Ni(NH3)6Cl2 + 6 H2O
FeCl2 + K(NO3) + HCl = FeCl3 + NO + H2O + KCl =>
3 FeCl2 + K(NO3) + 4 HCl = 3 FeCl3 + NO + 2 H2O + KCl
Co + H2SO4 = CoSO4 + H2 =>
Co + H2SO4 = CoSO4 + H2
AlBr3(aq) + Fe(NO3)3(aq) = AlFe + Br(NO3) =>
AlBr3(aq) + Fe(NO3)3(aq) = AlFe + 3 Br(NO3)
S + Ca(OH)2 = CaS + CaSO3 + H2O =>
3 S + 3 Ca(OH)2 = 2 CaS + CaSO3 + 3 H2O
Al(s) + Fe2O3 = Al2O3 + Fe(l) =>
2 Al(s) + Fe2O3 = Al2O3 + 2 Fe(l)
Cu(NO3)2(aq) + Na3(PO4)(aq) = Cu3(PO4)2(s) + NaNO3(aq) =>
3 Cu(NO3)2(aq) + 2 Na3(PO4)(aq) = Cu3(PO4)2(s) + 6 NaNO3(aq)
Na(NO3) + PbO = Pb(NO3)2 + Na2O =>
2 Na(NO3) + PbO = Pb(NO3)2 + Na2O
Co + H2SO4 = CoSO4 + S + H2O =>
3 Co + 4 H2SO4 = 3 CoSO4 + S + 4 H2O
Cu + HNO3 + H2O = Cu(OH)2 + NO =>
3 Cu + 2 HNO3 + 2 H2O = 3 Cu(OH)2 + 2 NO
Na*Al(OH)4* = Al(OH)3NaOH =>
Na*Al(OH)4* = Al(OH)3NaOH
NCH + CuSO4 = H2SO4 + Cu(CN)2 =>
2 NCH + CuSO4 = H2SO4 + Cu(CN)2
KClO3 = KCl + O2 =>
2 KClO3 = 2 KCl + 3 O2
NH4Cl + Ba(OH)2 = NH3 + BaCl2 + H2O =>
2 NH4Cl + Ba(OH)2 = 2 NH3 + BaCl2 + 2 H2O
SiO2 + C = SiC + CO =>
SiO2 + 3 C = SiC + 2 CO
Ca(H2PO4)2 + CaO = CaHPO4 + H2O =>
Ca(H2PO4)2 + CaO = 2 CaHPO4 + H2O
CuBr2 + H2SO4 = Cu2SO4 + Br2 + SO2 + H2O =>
2 CuBr2 + 2 H2SO4 = Cu2SO4 + 2 Br2 + SO2 + 2 H2O
Si + HCl = HCl3Si + H2 =>
Si + 3 HCl = HCl3Si + H2
(COOH)2*2H2O + NaOH = COONa + H2O =>
(COOH)2*2H2O + 2 NaOH = 2 COONa + 4 H2O
HClO3 + CaO = CaHCl + O2 =>
HClO3 + CaO = CaHCl + 2 O2
Bi3N5 = Bi + N2 =>
2 Bi3N5 = 6 Bi + 5 N2
Na2CO3 + HNO3 = H2O + CO2 + NaNO3 =>
Na2CO3 + 2 HNO3 = H2O + CO2 + 2 NaNO3
HNO3(aq) + LiOH(s) = LiNO3 + H2O =>
HNO3(aq) + LiOH(s) = LiNO3 + H2O
C2H2 + KMnO4 + NaOH = Na2C2O4 + K2MnO4 + H2O + Na2MnO4 =>
C2H2 + 8 KMnO4 + 10 NaOH = Na2C2O4 + 4 K2MnO4 + 6 H2O + 4 Na2MnO4
PO4 = P + O4 =>
PO4 = P + O4
Ba(OH)2(H2O) + NH4SCN = Ba(SCN)2 + H2O + NH3 =>
Ba(OH)2(H2O) + 2 NH4SCN = Ba(SCN)2 + 3 H2O + 2 NH3
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