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Si + 2 P = SiP2
Al(OH)3 + Na = Na(OH) + Al =>
Al(OH)3 + 3 Na = 3 Na(OH) + Al
AgX + Na2S2O3 = Na3[Ag(S2O3)2] + NaX =>
AgX + 2 Na2S2O3 = Na3[Ag(S2O3)2] + NaX
(NH4)2SO3 + Al2(SO4)3 = (NH4)2SO4 + Al2(SO3)3 =>
3(NH4)2SO3 + Al2(SO4)3 = 3(NH4)2SO4 + Al2(SO3)3
AgBr + AlPO4 = Ag3PO4 + AlBr3 =>
3 AgBr + AlPO4 = Ag3PO4 + AlBr3
ZnS + HNO3 = H2S + Zn(NO3)2 =>
ZnS + 2 HNO3 = H2S + Zn(NO3)2
Na2S2O3 + I2 + C6H10O5 = NaI + CO2 + H2S + O2 =>
10 Na2S2O3 + 10 I2 + 4 C6H10O5 = 20 NaI + 24 CO2 + 20 H2S + O2
FeS + H2S = FeS2 + H =>
FeS + H2S = FeS2 + 2 H
CH3CH2OH + NaNH2 = NaOH + NH2CH2CH3 =>
CH3CH2OH + NaNH2 = NaOH + NH2CH2CH3
C19H38O2 + O2 = CO2 + H2O =>
2 C19H38O2 + 55 O2 = 38 CO2 + 38 H2O
Na2S + Al(C2H3O2)3 = C2H3NaO2 + Al2S3 =>
3 Na2S + 2 Al(C2H3O2)3 = 6 C2H3NaO2 + Al2S3
(C2H5)3N + HBr = (C2H5)3NH + Br =>
(C2H5)3N + HBr = (C2H5)3NH + Br
(NH4)2CO3 + Co(NO3)2*6H2O + H2O2 = (Co(NH3)4(CO3))NO3 + H2O + NO3CO3 =>
2(NH4)2CO3 + Co(NO3)2*6H2O + 2 H2O2 = (Co(NH3)4(CO3))NO3 + 10 H2O + NO3CO3
NH4Br + Cl2 = NH4Cl + Br2 =>
2 NH4Br + Cl2 = 2 NH4Cl + Br2
C57H1106 + O2 = CO2 + H2O =>
2 C57H1106 + 667 O2 = 114 CO2 + 1106 H2O
AgBr + AlPO4 = Ag3PO4 + AlBr3 =>
3 AgBr + AlPO4 = Ag3PO4 + AlBr3
MgSO3(s) + HNO3(aq) = Mg(NO3)2(aq) + H2O(l) + SO2(g) =>
MgSO3(s) + 2 HNO3(aq) = Mg(NO3)2(aq) + H2O(l) + SO2(g)
PH3(g) + O2(g) = P2O5(g) + H2O(g) =>
2 PH3(g) + 4 O2(g) = P2O5(g) + 3 H2O(g)
Cd(CH3COO)2 + Ca(OH)2 = Cd(OH)2 + Ca(CH3COO)2 =>
Cd(CH3COO)2 + Ca(OH)2 = Cd(OH)2 + Ca(CH3COO)2
NaCl(Ac) + AgNO3(l) = AgCl(s) + NaNO3(Ac) =>
NaCl(Ac) + AgNO3(l) = AgCl(s) + NaNO3(Ac)
AgNO3({-}) + Zn = Ag + Zn2NO3({-}) =>
AgNO3({-}) + 2 Zn = Ag + Zn2NO3({-})
KLi2AlSi4O10FOH(s) + K2SO4(s) + CaSO4(s) = KAlSi2O6(s) + HF(g) + LiKSO4(s) + CaSiO3(s) + SiO2(s) =>
KLi2AlSi4O10FOH(s) + K2SO4(s) + CaSO4(s) = KAlSi2O6(s) + HF(g) + 2 LiKSO4(s) + CaSiO3(s) + SiO2(s)
CaO + HCl = CaCl2 + H2O =>
CaO + 2 HCl = CaCl2 + H2O
CuI2 + HNO3 = HIO3 + Cu(NO3)2 + NO + H2O =>
CuI2 + 6 HNO3 = 2 HIO3 + Cu(NO3)2 + 4 NO + 2 H2O
Hg2C2O4 = Hg + C2O4 =>
Hg2C2O4 = 2 Hg + C2O4
(d)Fe(s) + H2O(l) = Fe3O4(s) + H2(g) =>
3(d)Fe(s) + 4 H2O(l) = Fe3O4(s) + 4 H2(g)
Al + Be3N2 = Be + Al3N =>
6 Al + Be3N2 = 3 Be + 2 Al3N
NaCl2 + CH3COOH = Na(CH3COO)2 + HCl =>
NaCl2 + 2 CH3COOH = Na(CH3COO)2 + 2 HCl
Pb(OH)2 + H2 = Pb + H2O =>
Pb(OH)2 + H2 = Pb + 2 H2O
C + O4 = CO2 =>
2 C + O4 = 2 CO2
NaCl(aq) + Hg2(C2H3O2)2(aq) = HgCl(s) + Na(C2H3O2)(aq) =>
2 NaCl(aq) + Hg2(C2H3O2)2(aq) = 2 HgCl(s) + 2 Na(C2H3O2)(aq)
NaCN(aq) + HI(aq) = NaI(aq) + HCN(aq) =>
NaCN(aq) + HI(aq) = NaI(aq) + HCN(aq)
Ca + Sb2O5 = Sb + CaO =>
5 Ca + Sb2O5 = 2 Sb + 5 CaO
NaI + Fe(NO3)3 = Na(NO3) + Fe + I =>
3 NaI + Fe(NO3)3 = 3 Na(NO3) + Fe + 3 I
BrNa + Cl2 = NaCl + Br2 =>
2 BrNa + Cl2 = 2 NaCl + Br2
CaCl2(ac) + NaOH(ac) = Ca(OH)2(s) + NaCl(aq) =>
CaCl2(ac) + 2 NaOH(ac) = Ca(OH)2(s) + 2 NaCl(aq)
Ba(OH)2 + H3PO4 = Ba3(PO4)2 + H2O =>
3 Ba(OH)2 + 2 H3PO4 = Ba3(PO4)2 + 6 H2O
AgK(aq) + FC2H3O2(aq) = AgC2H3O2(aq) + KF(aq) =>
AgK(aq) + FC2H3O2(aq) = AgC2H3O2(aq) + KF(aq)
K2Cr2O7 + CH3OH + H2SO4 = Cr2(SO4)3 + CO + H2O + K2SO4 =>
2 K2Cr2O7 + 3 CH3OH + 8 H2SO4 = 2 Cr2(SO4)3 + 3 CO + 14 H2O + 2 K2SO4
C5H7COOH + KOH = C6H7KO2 + H2O =>
C5H7COOH + KOH = C6H7KO2 + H2O
Ca + Ag2S = CaS + Ag =>
Ca + Ag2S = CaS + 2 Ag
CH4 + H2O = HCOOH + H2 =>
CH4 + 2 H2O = HCOOH + 3 H2
Li2O + H2O = LiOH =>
Li2O + H2O = 2 LiOH
C3H5O3{-} + H2CO3 = CH2O2 + HCO3{-} =>
C3H5O3{-} + 4 H2CO3 = 6 CH2O2 + HCO3{-}
Pu + H2O = PuO2 + H2 =>
Pu + 2 H2O = PuO2 + 2 H2
H3(PO4) + KOH = H2O + K3PO4 =>
H3(PO4) + 3 KOH = 3 H2O + K3PO4
Ca(SCN)2 + Al2(CO3)3 = Ca(CO3)3 + Al(SCN) =>
Ca(SCN)2 + Al2(CO3)3 = Ca(CO3)3 + 2 Al(SCN)
Ni + H2S = Ni2S + H2 =>
2 Ni + H2S = Ni2S + H2
NH33 + O = NO + H2O =>
2 NH33 + 35 O = 2 NO + 33 H2O
BaI2(aq) + AgNO3(aq) = Ba(NO3)2(aq) + AgI(s) =>
BaI2(aq) + 2 AgNO3(aq) = Ba(NO3)2(aq) + 2 AgI(s)
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