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2 H2S + 2 Mg(OH)2 = Mg2S2 + 4 HOH
Al2O3 + NaOH = Al(OH)3 + Na2O =>
Al2O3 + 6 NaOH = 2 Al(OH)3 + 3 Na2O
CaCl2 + Na3PO4 = Ca3(PO4)2 + NaCl =>
3 CaCl2 + 2 Na3PO4 = Ca3(PO4)2 + 6 NaCl
BF3(s) + H2O(l) = H3BO3(s) + HF(l) =>
BF3(s) + 3 H2O(l) = H3BO3(s) + 3 HF(l)
Mg + HCl = MgCl2 + H2 =>
Mg + 2 HCl = MgCl2 + H2
ClOH = Cl + OH =>
ClOH = Cl + OH
NaNO3 + NaY + H2SO4 = Y2 + NO + Na2SO4 + H2O =>
2 NaNO3 + 6 NaY + 4 H2SO4 = 3 Y2 + 2 NO + 4 Na2SO4 + 4 H2O
CHCl3 + Hg + H = CH4 + Hg2Cl2 =>
2 CHCl3 + 6 Hg + 6 H = 2 CH4 + 3 Hg2Cl2
N2O2 + O = NO2 =>
N2O2 + 2 O = 2 NO2
HBr + CaCO3 = CaBr2 + H2O + CO2 =>
2 HBr + CaCO3 = CaBr2 + H2O + CO2
AlC3 + HCl = AlCl3 + C2H2 =>
2 AlC3 + 6 HCl = 2 AlCl3 + 3 C2H2
Rubidiumoxide + water = rubidiumhydroxide =>
Rb2O + H2O = 2 RbOH
Li2S + Pb = Li + PbS =>
Li2S + Pb = 2 Li + PbS
HCOOH + NH3 = HNH3 + N(COOH)3 =>
3 HCOOH + 7 NH3 = 6 HNH3 + N(COOH)3
ZnS + NaOH + H2O = Na2Zn(OH)4 + H2S =>
ZnS + 2 NaOH + 2 H2O = Na2Zn(OH)4 + H2S
KMnO4 + C3H5(OH)3 = K2CO3 + Mn2O3 + CO2 + H2O =>
14 KMnO4 + 4 C3H5(OH)3 = 7 K2CO3 + 7 Mn2O3 + 5 CO2 + 16 H2O
HNO3 + NH3*H2O = NH4NO3 + H2O =>
HNO3 + NH3*H2O = NH4NO3 + H2O
CH3CH3CH3CHOH + Na = CH3CH3CH3CHONa + H2 =>
2 CH3CH3CH3CHOH + 2 Na = 2 CH3CH3CH3CHONa + H2
NaHCO3 + H3PO3 = CO2 + H2O + Na3PO3 =>
3 NaHCO3 + H3PO3 = 3 CO2 + 3 H2O + Na3PO3
Br2O3 + KOH + KClO = KBrO3 + KCl + H2O =>
Br2O3 + 2 KOH + 2 KClO = 2 KBrO3 + 2 KCl + H2O
S + O2 + H2O = H2SO4 =>
2 S + 3 O2 + 2 H2O = 2 H2SO4
C5O2H8 + O2 = CO2 + H2O =>
C5O2H8 + 6 O2 = 5 CO2 + 4 H2O
CuSO4 + Iron = copper + FeSO4 =>
CuSO4 + Fe = Cu + FeSO4
C6H11Br + Br2 = C6H10Br2 + HBr =>
C6H11Br + Br2 = C6H10Br2 + HBr
Al + KMnO4 + H2SO4 = Al2(SO4)3 + MnSO4 + K2SO4 + H2O =>
10 Al + 6 KMnO4 + 24 H2SO4 = 5 Al2(SO4)3 + 6 MnSO4 + 3 K2SO4 + 24 H2O
Al + O2 = Al2O3 =>
4 Al + 3 O2 = 2 Al2O3
A(OH)2(s) + HCl(aq) = ACl2(aq) + H2O(l) =>
A(OH)2(s) + 2 HCl(aq) = ACl2(aq) + 2 H2O(l)
SiO2 + K = K2O + Si =>
SiO2 + 4 K = 2 K2O + Si
Al2O3 + NaOH = Al(OH)3 + Na2O =>
Al2O3 + 6 NaOH = 2 Al(OH)3 + 3 Na2O
NaCl + AgF = NaF + AgCl =>
NaCl + AgF = NaF + AgCl
AgNO3 + NH4CNS = AgCNS + NH4NO3 =>
AgNO3 + NH4CNS = AgCNS + NH4NO3
H2SO4 + Fe = FeSO4 + H2 =>
H2SO4 + Fe = FeSO4 + H2
C + O2 = CO2 =>
C + O2 = CO2
Cl + P = ClP5 =>
Cl + 5 P = ClP5
NaCl + AgF = NaF + AgCl =>
NaCl + AgF = NaF + AgCl
NH4Cl + PbSO4 = (NH4)2SO4 + PbCl2 =>
2 NH4Cl + PbSO4 = (NH4)2SO4 + PbCl2
Al(OH)3 + H2SO4 = Al2(SO4)3 + H2O =>
2 Al(OH)3 + 3 H2SO4 = Al2(SO4)3 + 6 H2O
C4H10 + O2 = CO2 + H2O =>
2 C4H10 + 13 O2 = 8 CO2 + 10 H2O
Cu + HNO3 = Cu(NO3)2 + NO + H2O =>
3 Cu + 8 HNO3 = 3 Cu(NO3)2 + 2 NO + 4 H2O
C3H7I + NaOH = C3H8O + NaI =>
C3H7I + NaOH = C3H8O + NaI
Al + KMnO4 + H2SO4 = Al2(SO4)3 + MnSO4 + K2SO4 + H2O =>
10 Al + 6 KMnO4 + 24 H2SO4 = 5 Al2(SO4)3 + 6 MnSO4 + 3 K2SO4 + 24 H2O
Cu3(PO4)2 + Na2SO4 = Na3PO4 + CuSO4 =>
Cu3(PO4)2 + 3 Na2SO4 = 2 Na3PO4 + 3 CuSO4
Na2HAsO4 + AgNO3 = Ag3AsO4 + NaNO3 + HNO3 =>
Na2HAsO4 + 3 AgNO3 = Ag3AsO4 + 2 NaNO3 + HNO3
Sb2S3 + O2 = Sb + SO2 =>
Sb2S3 + 3 O2 = 2 Sb + 3 SO2
MgBr2 + Cl2 = MgCl2 + Br2 =>
MgBr2 + Cl2 = MgCl2 + Br2
Ca(OH)2 + HNO3 = Ca(NO3)2 + H2O =>
Ca(OH)2 + 2 HNO3 = Ca(NO3)2 + 2 H2O
N2H2(l) + O2(g) = NO2(g) + H2O(g) =>
2 N2H2(l) + 5 O2(g) = 4 NO2(g) + 2 H2O(g)
C2H5(NO3)3 + O2 = CO2 + H2O + NO =>
4 C2H5(NO3)3 + O2 = 8 CO2 + 10 H2O + 12 NO
Cr + HNO3 = Cr(NO3)3 + NO + H2O =>
Cr + 4 HNO3 = Cr(NO3)3 + NO + 2 H2O
Li2SO4(aq) + Pb(C2H3O2)2 = PbSO4(s) + LiC2H3O2(aq) =>
Li2SO4(aq) + Pb(C2H3O2)2 = PbSO4(s) + 2 LiC2H3O2(aq)
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