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4 H3 + 4 PO3 = 3 H3PO4 + PH3
Na2S2O3 + H2O2 + CH3COOH = Na2S4O6 + H2O + CH3COONa =>
2 Na2S2O3 + H2O2 + 2 CH3COOH = Na2S4O6 + 2 H2O + 2 CH3COONa
K(OH)O2 + CO2 = KHCO3 + O =>
K(OH)O2 + CO2 = KHCO3 + 2 O
BaF2 + NaS = BaS2 + NaF =>
BaF2 + 2 NaS = BaS2 + 2 NaF
K2MnO4 + MnSO4 = MnO2 + K2SO4 =>
K2MnO4 + MnSO4 = 2 MnO2 + K2SO4
Cr(NO2)2 + Al(OH)3 = Al(NO2)3 + Cr(OH)2 =>
3 Cr(NO2)2 + 2 Al(OH)3 = 2 Al(NO2)3 + 3 Cr(OH)2
HgS8 = Hg + S8 =>
HgS8 = Hg + S8
Mg(NO3)2 + KH = MgH2 + KNO3 =>
Mg(NO3)2 + 2 KH = MgH2 + 2 KNO3
CaBr2 + NaI = CaI2 + NaBr =>
CaBr2 + 2 NaI = CaI2 + 2 NaBr
Ca(s) + Fl(g) = CaFl2(s) =>
Ca(s) + 2 Fl(g) = CaFl2(s)
KClO3 + C2H4O2 = CO2 + KCl + H2O =>
4 KClO3 + 3 C2H4O2 = 6 CO2 + 4 KCl + 6 H2O
C + S8 = CS2 =>
4 C + S8 = 4 CS2
CaTiO3 + H2SO4 = TiOSO4 + CaSO4 + H2O =>
CaTiO3 + 2 H2SO4 = TiOSO4 + CaSO4 + 2 H2O
MgO + H2O2 = MgO2H2O =>
MgO + H2O2 = MgO2H2O
Ca + S + O4 = CaSO4 =>
Ca + S + O4 = CaSO4
P2O5 + CaOHNO3 = Ca(NO3)2 + Ca3(PO4)2 + H2O =>
P2O5 + 6 CaOHNO3 = 3 Ca(NO3)2 + Ca3(PO4)2 + 3 H2O
Hg2Cl2 + HF = Hg2F2 + HCl =>
Hg2Cl2 + 2 HF = Hg2F2 + 2 HCl
Na2MnO4 + MnSO4 = Na2SO4 + MnO2 =>
Na2MnO4 + MnSO4 = Na2SO4 + 2 MnO2
MgCl2(aq)CuSO4(aq) = CuCl2(aq)MgSO4(aq) =>
MgCl2(aq)CuSO4(aq) = CuCl2(aq)MgSO4(aq)
HNO3 + Zn2 = Zn2NO3 + H2 =>
2 HNO3 + 2 Zn2 = 2 Zn2NO3 + H2
Mg(OH)2 + Ca(OH)2 = CaMg + OH =>
Mg(OH)2 + Ca(OH)2 = CaMg + 4 OH
NaHCO3 + NaOH = Na2H2CO4 =>
NaHCO3 + NaOH = Na2H2CO4
F2 + Al2O3 = AlF3 + O =>
3 F2 + Al2O3 = 2 AlF3 + 3 O
In + Cd{+2} = Cd + In{+3} =>
2 In + 3 Cd{+2} = 3 Cd + 2 In{+3}
LiNO3 + H2SO4 = Li2SO4 + NO3H =>
2 LiNO3 + H2SO4 = Li2SO4 + 2 NO3H
Cu + SO4H2 = SCu2 + SO4Cu2 + H2O =>
8 Cu + 4 SO4H2 = SCu2 + 3 SO4Cu2 + 4 H2O
NH3 + S + Cl2 = S4N2 + NH4Cl =>
8 NH3 + 4 S + 3 Cl2 = S4N2 + 6 NH4Cl
H3PO4 + Sn(OH)2 = Sn3(PO4)2 + H2O =>
2 H3PO4 + 3 Sn(OH)2 = Sn3(PO4)2 + 6 H2O
NH4NO3 = N2O(g) + H2O =>
NH4NO3 = N2O(g) + 2 H2O
Li + Zn(OH)4 = Li2[Zn(OH)4] =>
2 Li + Zn(OH)4 = Li2[Zn(OH)4]
MgSO4 + KSCN = Mg(SCN)2 + K2SO4 =>
MgSO4 + 2 KSCN = Mg(SCN)2 + K2SO4
N(H)3 + HN(O)3 = N(H)4N(O)3 =>
N(H)3 + HN(O)3 = N(H)4N(O)3
KL + AgNO3 = KNO3 + AgL =>
KL + AgNO3 = KNO3 + AgL
Pb3O4 + AlMg = Pb + Al2O3 + MgO =>
5 Pb3O4 + 8 AlMg = 15 Pb + 4 Al2O3 + 8 MgO
Cl2 + BeF2 = Be + Cl2F2 =>
Cl2 + BeF2 = Be + Cl2F2
K4[Fe(CN)6] + Zn(NO3)2 = Zn2[Fe(CN)6] + KNO3 =>
K4[Fe(CN)6] + 2 Zn(NO3)2 = Zn2[Fe(CN)6] + 4 KNO3
H2 + NO = H2O + N2 =>
2 H2 + 2 NO = 2 H2O + N2
NaOH = O + Na2O + H2 =>
2 NaOH = O + Na2O + H2
KOH + HK2PO4 = K3PO4 + H2O =>
KOH + HK2PO4 = K3PO4 + H2O
KOH(s) + H2SO4(aq) = H2O(l) + K2SO4 =>
2 KOH(s) + H2SO4(aq) = 2 H2O(l) + K2SO4
C(s) + O2(g) = CO2(g) =>
C(s) + O2(g) = CO2(g)
Na2SO4 + H3PO4 = Na2PO4 + SO4H3 =>
Na2SO4 + H3PO4 = Na2PO4 + SO4H3
Na2CO3 + HC2H3O2 = Na2HC2H3 + CO3O2 =>
Na2CO3 + HC2H3O2 = Na2HC2H3 + CO3O2
Al3(aq) + K2CO3(aq) = Al2(CO3)3(s) + K3(aq) =>
2 Al3(aq) + 9 K2CO3(aq) = 3 Al2(CO3)3(s) + 6 K3(aq)
Na + O2 = Na2O2* =>
2 Na + O2 = Na2O2*
KCr(SO4)2 + Na2S + H2O = Cr(OH)3 + K2SO4 + Na2SO4 + H2S =>
2 KCr(SO4)2 + 3 Na2S + 6 H2O = 2 Cr(OH)3 + K2SO4 + 3 Na2SO4 + 3 H2S
Na3[Cr(OH)6] + FeCl3 = NaCl + Fe(OH)3 + Cr(OH)3 =>
Na3[Cr(OH)6] + FeCl3 = 3 NaCl + Fe(OH)3 + Cr(OH)3
As3S3 + HClO4 + H2O = H3AsO4 + HCl + H2SO4 =>
8 As3S3 + 33 HClO4 + 60 H2O = 24 H3AsO4 + 33 HCl + 24 H2SO4
H2TeO3 + Al(OH)3 = Al2(TeO3)3 + H2O =>
3 H2TeO3 + 2 Al(OH)3 = Al2(TeO3)3 + 6 H2O
Zn(s) + P(s) = ZnP =>
Zn(s) + P(s) = ZnP
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