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Zn(s) + Cu(No3)2(aq) = Zn(No3)2(aq) + Cu(s)
NaCl = Na + Cl2 =>
2 NaCl = 2 Na + Cl2
C2H2H5OH + O2 = CO2 + H2O =>
2 C2H2H5OH + 7 O2 = 4 CO2 + 8 H2O
HCl + CO2 = C2H3Cl3 + O2 =>
3 HCl + 2 CO2 = C2H3Cl3 + 2 O2
C2H4O2 + NaOH = CH3COONa + H2O =>
C2H4O2 + NaOH = CH3COONa + H2O
CaH2 + H2O = Ca(OH)2 + H2 =>
CaH2 + 2 H2O = Ca(OH)2 + 2 H2
Mg2 + H2Cl = Mg2Cl + H2 =>
Mg2 + H2Cl = Mg2Cl + H2
HCOOH + KMnO4 = MnO2 + CO2 + H2O + KOH =>
3 HCOOH + 2 KMnO4 = 2 MnO2 + 3 CO2 + 2 H2O + 2 KOH
N2H2 + N2O4 = N2 + H2O =>
4 N2H2 + N2O4 = 5 N2 + 4 H2O
CH5N2O6 = CO2 + H2O + O2 + N2 =>
4 CH5N2O6 = 4 CO2 + 10 H2O + 3 O2 + 4 N2
CH3OH + HCl = CH3Cl + H2O =>
CH3OH + HCl = CH3Cl + H2O
C4H6O2 + NaOH = C4H7NaO3 =>
C4H6O2 + NaOH = C4H7NaO3
NaBH4(s) + H2SO4(aq) = B2H6(g) + H2(g) + Na2SO4(aq) =>
2 NaBH4(s) + H2SO4(aq) = B2H6(g) + 2 H2(g) + Na2SO4(aq)
HCl + NaClO = NaCl + Cl2 + H2O =>
2 HCl + NaClO = NaCl + Cl2 + H2O
HCOOH + KMnO4 = HCOOK + CO2 + MnO2 + H2O =>
5 HCOOH + 2 KMnO4 = 2 HCOOK + 3 CO2 + 2 MnO2 + 4 H2O
HCOOH + KMnO4 = CO2 + H2O + KHCO3 + MnO2 =>
3 HCOOH + 2 KMnO4 = CO2 + 2 H2O + 2 KHCO3 + 2 MnO2
KMnO4 + HCOOH = KHCO3 + CO2 + MnO2 + HOH =>
2 KMnO4 + 3 HCOOH = 2 KHCO3 + CO2 + 2 MnO2 + 2 HOH
Al + ZnS = AlS + Zn =>
Al + ZnS = AlS + Zn
CH3NH2 + H2O = CH3NH3{+} + OH{-} =>
CH3NH2 + H2O = CH3NH3{+} + OH{-}
Hg + O2 = HgO =>
2 Hg + O2 = 2 HgO
H2SO4 + Na2S2O3 = Na2S2O4 + H2O + SO2 =>
H2SO4 + Na2S2O3 = Na2S2O4 + H2O + SO2
K[Sn(OH)3] + Br2 + KOH = K3[Sn(OH)6] + KBr =>
2 K[Sn(OH)3] + Br2 + 6 KOH = 2 K3[Sn(OH)6] + 2 KBr
CaI2 + Pb(No3)2 = Ca(No3)2 + PbI2 =>
CaI2 + Pb(No3)2 = Ca(No3)2 + PbI2
NH3(g) + H2O(g) = NO(g) + H2(g) =>
2 NH3(g) + 2 H2O(g) = 2 NO(g) + 5 H2(g)
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
Ba + H2O = Ba(OH)2 + H2 =>
Ba + 2 H2O = Ba(OH)2 + H2
AgI + Na2S = Ag2S + NaI =>
2 AgI + Na2S = Ag2S + 2 NaI
CH3CSNH2 + H2O = H2S + CH3CONH2 =>
CH3CSNH2 + H2O = H2S + CH3CONH2
K3[Fe(CN)6] + KCl = K4[Fe(CN)6] + Cl2 =>
2 K3[Fe(CN)6] + 2 KCl = 2 K4[Fe(CN)6] + Cl2
KNO2 + (Pb2Pb)O4 + HNO3 = Pb(NO3)2 + KNO3 + H2O =>
KNO2 + (Pb2Pb)O4 + 6 HNO3 = 3 Pb(NO3)2 + KNO3 + 3 H2O
C2H4 + O2 = CO2 + H2O =>
C2H4 + 3 O2 = 2 CO2 + 2 H2O
MgF2 + Li2CO3 = MgCO3 + LiF =>
MgF2 + Li2CO3 = MgCO3 + 2 LiF
CO2 + H2O = O2 + C9H20 =>
9 CO2 + 10 H2O = 14 O2 + C9H20
O3 = O2 =>
2 O3 = 3 O2
Mg + HNO3 = Mg(NO3)2 + NH3 + H2O =>
4 Mg + 9 HNO3 = 4 Mg(NO3)2 + NH3 + 3 H2O
O2 = O3(g) =>
3 O2 = 2 O3(g)
Cl{-} + CrO4{-} + H{+} = Cr3{+} + Cl2 + H2O =>
20 Cl{-} + 3 CrO4{-} + 24 H{+} = Cr3{+} + 10 Cl2 + 12 H2O
RbHCO3(s) = Rb2CO3(s)H2O(g)CO2(g) =>
2 RbHCO3(s) = Rb2CO3(s)H2O(g)CO2(g)
VCl3 + Na + Co = V(Co)6 + NaCl =>
VCl3 + 3 Na + 6 Co = V(Co)6 + 3 NaCl
C6H3CH3CH3NO2 + KMnO4 + H2SO4 = C6H3COOHCOOHNO2 + MnSO4 + K2SO4 + H2O =>
5 C6H3CH3CH3NO2 + 12 KMnO4 + 18 H2SO4 = 5 C6H3COOHCOOHNO2 + 12 MnSO4 + 6 K2SO4 + 28 H2O
Mg(NO3)2 + Ca(NO)2 = Mg(NO)2 + Ca(NO3)2 =>
Mg(NO3)2 + Ca(NO)2 = Mg(NO)2 + Ca(NO3)2
Zn + CuBr = CuZn + Br =>
Zn + CuBr = CuZn + Br
Ni(CH3COO)2 + K(salen) = Ni(salen) + K(CH3COO) =>
Ni(CH3COO)2 + 2 K(salen) = Ni(salen) + 2 K(CH3COO)
AgNO3(aq) + Na2SO4(aq) = Ag2SO4(s) + NaNO3(aq) =>
2 AgNO3(aq) + Na2SO4(aq) = Ag2SO4(s) + 2 NaNO3(aq)
H3AsO3 + H2S = As2S3 + H2O =>
2 H3AsO3 + 3 H2S = As2S3 + 6 H2O
NO2{-} + Al + OH{-} + H2O = NH3 + Al(OH)3{-} =>
NO2{-} + 3 Al + 2 OH{-} + 5 H2O = NH3 + 3 Al(OH)3{-}
MnO4{-} + C2O4{2-} + H{+} = Mn{2+} + CO2 + H2O =>
2 MnO4{-} + 5 C2O4{2-} + 16 H{+} = 2 Mn{2+} + 10 CO2 + 8 H2O
K2SO4 + Ca = CaSO4 + K =>
K2SO4 + Ca = CaSO4 + 2 K
Mn + MnO2 + H{-} = Mn{-2} + H2O =>
Mn + MnO2 + 4 H{-} = 2 Mn{-2} + 2 H2O
(a)Ag2S(s) + H2(g) = Ag(s) + H2S(g) =>
(a)Ag2S(s) + H2(g) = 2 Ag(s) + H2S(g)
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