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HCl + Ni = HClNi
HI(aq) + Na2S(aq) = H2S(g) + NaI(aq) =>
2 HI(aq) + Na2S(aq) = H2S(g) + 2 NaI(aq)
P2O5(s) = P(s) + O2 =>
2 P2O5(s) = 4 P(s) + 5 O2
Na2(Zn(OH)4) + HNO3 = NaNO3 + Zn(OH)2 + H2O =>
Na2(Zn(OH)4) + 2 HNO3 = 2 NaNO3 + Zn(OH)2 + 2 H2O
H2S + ZnBr2 = ZnS + HBr =>
H2S + ZnBr2 = ZnS + 2 HBr
Li2O + BaF2 = BaO + LiF =>
Li2O + BaF2 = BaO + 2 LiF
KNO3 + Fe2(SO4)3 = Fe(NO3)3 + K2SO4 =>
6 KNO3 + Fe2(SO4)3 = 2 Fe(NO3)3 + 3 K2SO4
Ca + Na = Ca3Na =>
3 Ca + Na = Ca3Na
(PO4) + H2SO4 = H3PO4 + (SO4)3 =>
2(PO4) + 3 H2SO4 = 2 H3PO4 + (SO4)3
K2SO4 + Ti(OH)2 = KOH + TiSO4 =>
K2SO4 + Ti(OH)2 = 2 KOH + TiSO4
(NH4)2CO3 + MnCl2 = NH4Cl + MnCO3 =>
(NH4)2CO3 + MnCl2 = 2 NH4Cl + MnCO3
Ca(NO3)2(aq) + (NH4)2SO4(aq) = NH4NO3(aq) + CaSO4 =>
Ca(NO3)2(aq) + (NH4)2SO4(aq) = 2 NH4NO3(aq) + CaSO4
MgCl + Zn = Mg + ZnCl2 =>
2 MgCl + Zn = 2 Mg + ZnCl2
Al(OH)3 + H2(SO4) = Al2(SO4)3 + H2(O) =>
2 Al(OH)3 + 3 H2(SO4) = Al2(SO4)3 + 6 H2(O)
A3 = A4 =>
4 A3 = 3 A4
CaAl2Si2O8 + H = Al + H4SiO4 + Ca2 =>
2 CaAl2Si2O8 + 16 H = 4 Al + 4 H4SiO4 + Ca2
VCl3 = VCl2 + Cl2 =>
2 VCl3 = 2 VCl2 + Cl2
NaOH + K4[Fe(CN)6] = Na4[Fe(CN)6] + KOH =>
4 NaOH + K4[Fe(CN)6] = Na4[Fe(CN)6] + 4 KOH
Li2O + BaF2 = BaO + LiF =>
Li2O + BaF2 = BaO + 2 LiF
Mn2(CO)10 + HCl = MnCl3 + CO + H2 =>
Mn2(CO)10 + 6 HCl = 2 MnCl3 + 10 CO + 3 H2
VO + H2O = V(OH)2 =>
VO + H2O = V(OH)2
NaCl + Mg = MgNa + Cl =>
NaCl + Mg = MgNa + Cl
HC2H3O2 + Cu = Cu(C2H2O2)2 + H2 =>
2 HC2H3O2 + Cu = Cu(C2H2O2)2 + 2 H2
C4(H10) + O2 = CO2 + H2O =>
2 C4(H10) + 13 O2 = 8 CO2 + 10 H2O
NH4Cl + Ba(OH)2 = NH4OH + BaCl2 =>
2 NH4Cl + Ba(OH)2 = 2 NH4OH + BaCl2
MnSO4(aq) + BaCl2(aq) = MnCl2(aq) + BaSO4(s) =>
MnSO4(aq) + BaCl2(aq) = MnCl2(aq) + BaSO4(s)
Li2O + BaF2 = BaO + LiF =>
Li2O + BaF2 = BaO + 2 LiF
Au + HNO3 = H2O + AuNO3 + NO =>
3 Au + 4 HNO3 = 2 H2O + 3 AuNO3 + NO
FeCl + KMnO4 + HCl = FeCl3 + MnCl2 + KCl + H2O =>
5 FeCl + 2 KMnO4 + 16 HCl = 5 FeCl3 + 2 MnCl2 + 2 KCl + 8 H2O
P4 + H2O + OH{-} = PH3 + H2PO2{-} =>
P4 + 3 H2O + 3 OH{-} = PH3 + 3 H2PO2{-}
MnCl2 + KClO3 + KOH = KCl + KMnO4 + H2 =>
6 MnCl2 + 2 KClO3 + 18 KOH = 14 KCl + 6 KMnO4 + 9 H2
Li2O + BaF2 = BaO + LiF =>
Li2O + BaF2 = BaO + 2 LiF
Hg2(NO3)2 + NaOH = Hg2O + H2O + NaNO3 =>
Hg2(NO3)2 + 2 NaOH = Hg2O + H2O + 2 NaNO3
Sr(NO3)2 + AgNO3 = Ag(NO3)2 + SrNO3 =>
Sr(NO3)2 + AgNO3 = Ag(NO3)2 + SrNO3
CH4 + H2O = CO + H2 =>
CH4 + H2O = CO + 3 H2
MgCl + Zn = Mg + ZnCl2 =>
2 MgCl + Zn = 2 Mg + ZnCl2
W(CO3)2 = W + CO3 =>
W(CO3)2 = W + 2 CO3
A + B = AB3 =>
A + 3 B = AB3
CH2(OH)CH(OH)CH2(OH) + C20H40COOH = CH2OCHOCH2O(C20H40CO)3 + H2O =>
CH2(OH)CH(OH)CH2(OH) + 3 C20H40COOH = CH2OCHOCH2O(C20H40CO)3 + 3 H2O
Ag + K2(SiO4) = K + Ag2(SiO4) =>
2 Ag + K2(SiO4) = 2 K + Ag2(SiO4)
Fe(CO3)2 + H2SO4 = FeSO4 + H2(CO3)2 =>
Fe(CO3)2 + H2SO4 = FeSO4 + H2(CO3)2
P(s) + HNO3(aq) + H2O = NO(g) + H3PO4(aq) =>
3 P(s) + 5 HNO3(aq) + 2 H2O = 5 NO(g) + 3 H3PO4(aq)
NaClO2 + NaHSO4 = ClO3 + NaCl + Na2SO4 + H2O =>
7 NaClO2 + 4 NaHSO4 = 4 ClO3 + 3 NaCl + 4 Na2SO4 + 2 H2O
H2MoO2 + Pt(OH)4 = Pt(Mo)2 + O2 + H2O =>
2 H2MoO2 + Pt(OH)4 = Pt(Mo)2 + 2 O2 + 4 H2O
KMnO4 + NO2 + H2SO4 = MnSO4 + K2SO4 + H2O + NO3 =>
2 KMnO4 + 5 NO2 + 3 H2SO4 = 2 MnSO4 + K2SO4 + 3 H2O + 5 NO3
NaCl + S + H2O + O2 = Na2SO4 + HCl =>
4 NaCl + 2 S + 2 H2O + 3 O2 = 2 Na2SO4 + 4 HCl
W + H2O = WO3 + H2 =>
W + 3 H2O = WO3 + 3 H2
BrPb + NO3H3O = BrH3O + PbNO3 =>
BrPb + NO3H3O = BrH3O + PbNO3
NH4Cl + Ca(NO3)2 = CaCl2 + N2O + H2O =>
2 NH4Cl + Ca(NO3)2 = CaCl2 + 2 N2O + 4 H2O
Fe(OH)2 + Fe(NO3)3 = Fe(NO3)2 + Fe(OH)3 =>
3 Fe(OH)2 + 2 Fe(NO3)3 = 3 Fe(NO3)2 + 2 Fe(OH)3
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