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2 Sn + 2 NaOH + 2 H2O = 2 Na(Sn(OH)2) + H2
MgO + HNO2 = Mg(NO2)2H2O =>
MgO + 2 HNO2 = Mg(NO2)2H2O
BaO + Cu(NO3)2 = CuO + Ba(NO3)2 =>
BaO + Cu(NO3)2 = CuO + Ba(NO3)2
MgO + HNO2 = Mg(NO2)2H2O =>
MgO + 2 HNO2 = Mg(NO2)2H2O
Pt + H3PO4 = PtPO4 + H2 =>
2 Pt + 2 H3PO4 = 2 PtPO4 + 3 H2
MgO + HNO2 = Mg(NO2)2H2O =>
MgO + 2 HNO2 = Mg(NO2)2H2O
C6H5SO3H + NaOH = C6H5OH + Na2SO3 + H2O =>
C6H5SO3H + 2 NaOH = C6H5OH + Na2SO3 + H2O
HCOOH + BaCl2 = Ba(COOH)2 + HCl =>
2 HCOOH + BaCl2 = Ba(COOH)2 + 2 HCl
MgO + HNO2 = Mg(NO2)2H2O =>
MgO + 2 HNO2 = Mg(NO2)2H2O
S{-2} + OCl{-} = SO4{-2} + Cl{-} =>
S{-2} + 4 OCl{-} = SO4{-2} + 4 Cl{-}
Zn2S3 + O = Zn2O3 + S =>
Zn2S3 + 3 O = Zn2O3 + 3 S
Zn + HCl = Zn(HCl)3 =>
Zn + 3 HCl = Zn(HCl)3
MgO + HNO2 = Mg(NO2)2H2O =>
MgO + 2 HNO2 = Mg(NO2)2H2O
S + NaOH = Na2S + Na2(SO)3 + H2O =>
5 S + 6 NaOH = 2 Na2S + Na2(SO)3 + 3 H2O
HC3H5O3 + H = C3H5O2 + H2O =>
HC3H5O3 + H = C3H5O2 + H2O
H2SO4 + KClO3 + H2C2O4 = CO2 + H2O + K2SO4 + HCl =>
H2SO4 + 2 KClO3 + 6 H2C2O4 = 12 CO2 + 6 H2O + K2SO4 + 2 HCl
HClH2O = H2ClOH =>
HClH2O = H2ClOH
VCl3(aq) + Li(OH)(aq) = V(OH) + LiCl3 =>
VCl3(aq) + Li(OH)(aq) = V(OH) + LiCl3
Mg + KMnO4 + H2SO4 = MgSO4 + K2SO4 + H2O + MnSO4 =>
5 Mg + 2 KMnO4 + 8 H2SO4 = 5 MgSO4 + K2SO4 + 8 H2O + 2 MnSO4
Br2 + AgI = BrAg2 + I =>
Br2 + 4 AgI = 2 BrAg2 + 4 I
C5H11OH + CuO = C4H9CHO + Cu2O + H2O =>
C5H11OH + 2 CuO = C4H9CHO + Cu2O + H2O
*C = C =>
*C = C
Na(CO3)2 + H2 = Na2CO3 + H2O + CO2 =>
2 Na(CO3)2 + 3 H2 = Na2CO3 + 3 H2O + 3 CO2
Fe2(NO3)2 + Zn = Fe2Zn + (NO3)2 =>
Fe2(NO3)2 + Zn = Fe2Zn + (NO3)2
Sn(OH)2 + HNO3 = Sn2(NO3)4 + H2O =>
2 Sn(OH)2 + 4 HNO3 = Sn2(NO3)4 + 4 H2O
MgO + HNO2 = Mg(NO2)2H2O =>
MgO + 2 HNO2 = Mg(NO2)2H2O
Na2S2O3 + CuSO4 = Na2SO4 + Cu2S + S =>
8 Na2S2O3 + 2 CuSO4 = 8 Na2SO4 + Cu2S + 9 S
NH3 + H2O + CuSO4 = Cu(OH)2 + (NH4)2SO4 =>
2 NH3 + 2 H2O + CuSO4 = Cu(OH)2 + (NH4)2SO4
MnO2 + KOH + Cl2 = K2MnO4 + H2O + KCl =>
MnO2 + 4 KOH + Cl2 = K2MnO4 + 2 H2O + 2 KCl
Fe3O4Al = Fe3AlO4 =>
Fe3O4Al = Fe3AlO4
Zn3(PO4)2 + AgNO3 = Ag3PO4 + Zn(NO3)2 =>
Zn3(PO4)2 + 6 AgNO3 = 2 Ag3PO4 + 3 Zn(NO3)2
Li + HNO3 = LiNO3 + N2O + H2O =>
8 Li + 10 HNO3 = 8 LiNO3 + N2O + 5 H2O
MgO + HNO2 = Mg(NO2)2H2O =>
MgO + 2 HNO2 = Mg(NO2)2H2O
HgCl2 + H2S = HgS + HCl =>
HgCl2 + H2S = HgS + 2 HCl
TiF4 + HfF4 + C + NaN3 = TiHfCN + NaF + F =>
3 TiF4 + 3 HfF4 + 3 C + NaN3 = 3 TiHfCN + NaF + 23 F
ClO3 + H2SO3 = Cl + SO4 + HH2O =>
5 ClO3 + 9 H2SO3 = 5 Cl + 9 SO4 + 6 HH2O
MgO + HNO2 = Mg(NO2)2H2O =>
MgO + 2 HNO2 = Mg(NO2)2H2O
carbondioxide = carbonmonoxide + oxygen =>
2 CO2 = 2 CO + O2
CH3CH2CH(CH3)CH2OH + KMnO4 + H2SO4 = CH3CH2COOH + K2SO4 + MnSO4 + H2O =>
3 CH3CH2CH(CH3)CH2OH + 4 KMnO4 + 6 H2SO4 = 5 CH3CH2COOH + 2 K2SO4 + 4 MnSO4 + 9 H2O
FeCl3 + Ca(OH)2 = CaCl2 + Fe(OH)3 =>
2 FeCl3 + 3 Ca(OH)2 = 3 CaCl2 + 2 Fe(OH)3
MgO + HNO2 = Mg(NO2)2H2O =>
MgO + 2 HNO2 = Mg(NO2)2H2O
Au2 + H2SO4 = Au2SO4 + H2 =>
Au2 + H2SO4 = Au2SO4 + H2
Al(s) + CuO(s) = Al2O3(s) + Cu(s) =>
2 Al(s) + 3 CuO(s) = Al2O3(s) + 3 Cu(s)
C2H4O2 + Ba(OH)2 = Ba + CO2 + H2O =>
C2H4O2 + 4 Ba(OH)2 = 4 Ba + 2 CO2 + 6 H2O
KI + Pb2(SO4)3 = K2(SO4) + PbI3 =>
6 KI + Pb2(SO4)3 = 3 K2(SO4) + 2 PbI3
NaOH + H2O = H2 + NaO2 =>
2 NaOH + 2 H2O = 3 H2 + 2 NaO2
H2S + HgCl = H + Cl + HgS =>
H2S + HgCl = 2 H + Cl + HgS
KMnO4 + HCl = KCl + MnCl2 + H2O + Cl2 =>
2 KMnO4 + 16 HCl = 2 KCl + 2 MnCl2 + 8 H2O + 5 Cl2
Bi + O2 = Bi2O3 =>
4 Bi + 3 O2 = 2 Bi2O3
As2S3 + HNO3 + H2 = H3AsO4 + N + H2SO4 =>
3 As2S3 + 20 HNO3 + 8 H2 = 6 H3AsO4 + 20 N + 9 H2SO4
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