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Co + 4 HMnO4 = Co(MnO4)4 + 2 H2
Pb(s) + PbO2(s) + H2SO4 = PbSO4(s) + H2O =>
Pb(s) + PbO2(s) + 2 H2SO4 = 2 PbSO4(s) + 2 H2O
KCl(aq) + Pb(NO3)2(aq) = KNO3(aq) + PbCl2(s) =>
2 KCl(aq) + Pb(NO3)2(aq) = 2 KNO3(aq) + PbCl2(s)
Fe(OH)2 + CrO4{2-} = Fe2O3 + Cr(OH)4{-} + OH{-} + H2O =>
6 Fe(OH)2 + 2 CrO4{2-} = 3 Fe2O3 + 2 Cr(OH)4{-} + 2 OH{-} + H2O
Pb(OH)2 + Hg2S = PbS + Hg(OH) =>
Pb(OH)2 + Hg2S = PbS + 2 Hg(OH)
CH3COOH + KOH = CH3COO + K + H2O =>
CH3COOH + KOH = CH3COO + K + H2O
Sc + F2 = ScF2 =>
Sc + F2 = ScF2
Hg2(NO3)2 + FeCl2 = Hg2Cl2 + Fe(NO3)2 =>
Hg2(NO3)2 + FeCl2 = Hg2Cl2 + Fe(NO3)2
C3H6 + HOCl = C3H6(OH)2 + Cl =>
C3H6 + 2 HOCl = C3H6(OH)2 + 2 Cl
CO2H2O = H2CO3 =>
CO2H2O = H2CO3
BaSO3 + CuNO3 = Cu2SO3 + Ba(NO3)2 =>
BaSO3 + 2 CuNO3 = Cu2SO3 + Ba(NO3)2
KNO3 + KJ + H2SO4 = NO + J2 + K2SO4 + H2O =>
2 KNO3 + 6 KJ + 4 H2SO4 = 2 NO + 3 J2 + 4 K2SO4 + 4 H2O
HOOCCOOH + NaOH = NaOOCCOOH + H2O =>
HOOCCOOH + NaOH = NaOOCCOOH + H2O
C2H2 + KMnO4 = K2C2O4 + KOH + MnO2 + H2O =>
3 C2H2 + 8 KMnO4 = 3 K2C2O4 + 2 KOH + 8 MnO2 + 2 H2O
HCl + Ba = BaCl2 + H2 =>
2 HCl + Ba = BaCl2 + H2
AgBr + O2 = Ag2O + Br2 =>
4 AgBr + O2 = 2 Ag2O + 2 Br2
H2OK2O = KOH =>
H2OK2O = 2 KOH
Cu + N2 = CuN =>
2 Cu + N2 = 2 CuN
MgCl2 + H3PO4 = MgPO4 + H3Cl2 =>
MgCl2 + H3PO4 = MgPO4 + H3Cl2
HgCl2 + H2 = Hg + HCl =>
HgCl2 + H2 = Hg + 2 HCl
FeCl3 + Na2S + H2O = Fe(OH)3 + NaCl + H2S =>
2 FeCl3 + 3 Na2S + 6 H2O = 2 Fe(OH)3 + 6 NaCl + 3 H2S
S8 + AsF5 = S16(AsF6)2 + AsF3 =>
2 S8 + 3 AsF5 = S16(AsF6)2 + AsF3
ClNa + H2SO4 = HCl + Na2SO4 =>
2 ClNa + H2SO4 = 2 HCl + Na2SO4
CuSO4 + Na3AsO4 = Cu3(AsO4)2 + Na2SO4 =>
3 CuSO4 + 2 Na3AsO4 = Cu3(AsO4)2 + 3 Na2SO4
Ca + H2O = H2CaO2 + H2 =>
Ca + 2 H2O = H2CaO2 + H2
HCn = CnH =>
HCn = CnH
KBr + Ca(No3)2 = K(No3)2 + CaBr =>
KBr + Ca(No3)2 = K(No3)2 + CaBr
CH3CO + Cu(OH)2 = CH3COOH + Cu2O + H2O =>
2 CH3CO + 2 Cu(OH)2 = 2 CH3COOH + Cu2O + H2O
CH3OH + NaOH = CH3ONa + H2O =>
CH3OH + NaOH = CH3ONa + H2O
Al + Ni(NO3)2 = Al(NO3)3 + Ni =>
2 Al + 3 Ni(NO3)2 = 2 Al(NO3)3 + 3 Ni
MnSO4 + NaBiO3 + H2SO4 = NaMnO4 + Bi2(SO4)3 + H2O + Na2SO4 =>
4 MnSO4 + 10 NaBiO3 + 14 H2SO4 = 4 NaMnO4 + 5 Bi2(SO4)3 + 14 H2O + 3 Na2SO4
CrHF = CrFH =>
CrHF = CrFH
NaF + K2CO3 = Na2CO3 + KF =>
2 NaF + K2CO3 = Na2CO3 + 2 KF
copper + sulfur = copper(i)sulfide =>
2 Cu + S = Cu2S
Mg(OH)2 = MgOH2O =>
Mg(OH)2 = MgOH2O
CuS + O2 = CuSO4 =>
CuS + 2 O2 = CuSO4
AuNO3 + Cu2 = Cu(NO3)2 + Au2 =>
4 AuNO3 + Cu2 = 2 Cu(NO3)2 + 2 Au2
PbSO4C = PbSO2CO2 =>
PbSO4C = PbSO2CO2
TiCl4(g) + Mg(s) = MgCl2(s) + Ti(s) =>
TiCl4(g) + 2 Mg(s) = 2 MgCl2(s) + Ti(s)
C4H6O6 + NaOH = Na2C4H4O6 + H2O =>
C4H6O6 + 2 NaOH = Na2C4H4O6 + 2 H2O
Na + Zn = Na2Zn =>
2 Na + Zn = Na2Zn
HCl(aq) + Ca(OH)2(aq) = H2O(s) + CaCl2(aq) =>
2 HCl(aq) + Ca(OH)2(aq) = 2 H2O(s) + CaCl2(aq)
C4H9Cl + KOH = C4H10O + KCl =>
C4H9Cl + KOH = C4H10O + KCl
SO2 + H3 = S + H2O =>
3 SO2 + 4 H3 = 3 S + 6 H2O
CuS + O2 = CuO + SO =>
CuS + O2 = CuO + SO
K2SO4 + Fe(NO3)2 = KNO3 + Fe(SO4) =>
K2SO4 + Fe(NO3)2 = 2 KNO3 + Fe(SO4)
H3BO3 + Mg = Mg(BO3)2 + H2 =>
2 H3BO3 + Mg = Mg(BO3)2 + 3 H2
C2H4(g) + O2(g) = CO2(g) + H2O(l) =>
C2H4(g) + 3 O2(g) = 2 CO2(g) + 2 H2O(l)
C2H3Br3 + O2 = CO2 + H2O + Br2 =>
4 C2H3Br3 + 11 O2 = 8 CO2 + 6 H2O + 6 Br2
Li + N2(g) = Li3N =>
6 Li + N2(g) = 2 Li3N
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