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3 CH4 + C = 2 C2H6
AgC2H3O2 + CaSO4 = C4H6CaO4 + Ag2SO4 =>
2 AgC2H3O2 + CaSO4 = C4H6CaO4 + Ag2SO4
Ca(NO3)2 = Ca2 + NO3 =>
2 Ca(NO3)2 = Ca2 + 4 NO3
Sn2 + K2Cr2O7 + HCl = SnCl2 + KCl + Sn3Cr2 + H2O =>
9 Sn2 + 2 K2Cr2O7 + 28 HCl = 12 SnCl2 + 4 KCl + 2 Sn3Cr2 + 14 H2O
C5H8 + KMnO4 + H2SO4 = C5H8O2 + K2SO4 + MnSO4 + H2O =>
5 C5H8 + 4 KMnO4 + 6 H2SO4 = 5 C5H8O2 + 2 K2SO4 + 4 MnSO4 + 6 H2O
Al + HCOOH = Al(HCOO)3 + H2 =>
2 Al + 6 HCOOH = 2 Al(HCOO)3 + 3 H2
Ca3(PO4) + Ca3P2 = P + CaO =>
3 Ca3(PO4) + Ca3P2 = 5 P + 12 CaO
Zr + HNO3 + HCl = H2(ZrCl6) + NO + H2O =>
3 Zr + 4 HNO3 + 18 HCl = 3 H2(ZrCl6) + 4 NO + 8 H2O
NaCl + Bi2S3 = NaS3 + Bi + Cl =>
NaCl + Bi2S3 = NaS3 + 2 Bi + Cl
Ag3PO4 + NH3 = AgNH3 + PO4 =>
Ag3PO4 + 3 NH3 = 3 AgNH3 + PO4
HI + CaCO3(s) = CO2(g) + H2O(l) + CaI2(aq) =>
2 HI + CaCO3(s) = CO2(g) + H2O(l) + CaI2(aq)
Fe2 + H2SO4 = Fe(SO4)2 + H2 =>
Fe2 + 4 H2SO4 = 2 Fe(SO4)2 + 4 H2
NiCl2 + Na2CO3 = NiCO3 + NaCl =>
NiCl2 + Na2CO3 = NiCO3 + 2 NaCl
KMnO4 + KNO2 + H2SO4 = Mn(SO4) + KNO3 + K2(SO4) + H2O =>
2 KMnO4 + 5 KNO2 + 3 H2SO4 = 2 Mn(SO4) + 5 KNO3 + K2(SO4) + 3 H2O
Na2SO3 + Na2Cr2O7 + H2O = Cr(OH)3 + NaOH + Na2SO4 =>
3 Na2SO3 + Na2Cr2O7 + 4 H2O = 2 Cr(OH)3 + 2 NaOH + 3 Na2SO4
Na2Cr2O7 + FeCl2 + HCl = CrCl3 + FeCl3 + NaCl + H2O =>
Na2Cr2O7 + 6 FeCl2 + 14 HCl = 2 CrCl3 + 6 FeCl3 + 2 NaCl + 7 H2O
K + HOH = KOH + H2 =>
2 K + 2 HOH = 2 KOH + H2
Ca2 + HCl = Ca2HCl =>
Ca2 + HCl = Ca2HCl
Fe2P + FeS2 = P2S5 + FeS =>
2 Fe2P + 9 FeS2 = P2S5 + 13 FeS
CO2 + H2O = C6H12O6 + O1 =>
6 CO2 + 6 H2O = C6H12O6 + 12 O1
Cl + S = S2Cl5 =>
5 Cl + 2 S = S2Cl5
Al + HClO2 = Al(ClO2)3 + H =>
Al + 3 HClO2 = Al(ClO2)3 + 3 H
Na3Po4 + CuCl2 = Cu3(Po4)2 + NaCl =>
2 Na3Po4 + 3 CuCl2 = Cu3(Po4)2 + 6 NaCl
Mg(NO3)2 + CaI2 = Ca(NO3)2 + MgI2 =>
Mg(NO3)2 + CaI2 = Ca(NO3)2 + MgI2
NH4VO3 + H3PO4 = NH4VO2HPO4 + H2O =>
NH4VO3 + H3PO4 = NH4VO2HPO4 + H2O
C4H10(g) + O2(g) = CO2(g) + H2O =>
2 C4H10(g) + 13 O2(g) = 8 CO2(g) + 10 H2O
Mg + FeSO4 = Fe + Mg(SO4)2 =>
Mg + 2 FeSO4 = 2 Fe + Mg(SO4)2
H2SO4 + Ba(NO3)2 = BaSO4 + HNO3 =>
H2SO4 + Ba(NO3)2 = BaSO4 + 2 HNO3
Fe2 + H2O = HFe + O2 =>
2 Fe2 + 2 H2O = 4 HFe + O2
SO3(s) + H2O(l) = H2SO4(l) =>
SO3(s) + H2O(l) = H2SO4(l)
Hg3(PO4)3 = Hg3 + (PO4)3 =>
Hg3(PO4)3 = Hg3 + (PO4)3
CH3CH2 + O2 = H2O + CH3COOH =>
4 CH3CH2 + 5 O2 = 2 H2O + 4 CH3COOH
C10H18O + NaBH4 + H2O = C10H20O + NaBH2OCH3 =>
14 C10H18O + 10 NaBH4 + 9 H2O = 13 C10H20O + 10 NaBH2OCH3
La2O3 + SrCO3 + NiO = LaSrNiO4 + CO + O =>
La2O3 + 2 SrCO3 + 2 NiO = 2 LaSrNiO4 + 2 CO + O
Al(OH)3 + H2SO4 = AlSO4 + H2(OH)3 =>
Al(OH)3 + H2SO4 = AlSO4 + H2(OH)3
Zn + Ca(OH)2 = Zn(OH)3 + Ca =>
2 Zn + 3 Ca(OH)2 = 2 Zn(OH)3 + 3 Ca
HSO + HI = HS + I + HO =>
HSO + HI = HS + I + HO
Be(OH)2 + NaOH = Na2[Be(OH)4] =>
Be(OH)2 + 2 NaOH = Na2[Be(OH)4]
CsCl + CaSO4 = CaCl2 + Cs2SO4 =>
2 CsCl + CaSO4 = CaCl2 + Cs2SO4
C9H12 + KMnO4 + H2SO4 = C7H6O2 + K2SO4 + MnSO4 + H2O =>
35 C9H12 + 66 KMnO4 + 99 H2SO4 = 45 C7H6O2 + 33 K2SO4 + 66 MnSO4 + 174 H2O
C2H2 + H2O = C2H4O =>
C2H2 + H2O = C2H4O
[NH4]2Fe[SO4]2*6H2O + NaOH = [NH4]2SO4 + H2O + Fe(OH)2 + Na2SO4 =>
[NH4]2Fe[SO4]2*6H2O + 2 NaOH = [NH4]2SO4 + 6 H2O + Fe(OH)2 + Na2SO4
NH3(g) + CO2(g) = CN2H4O(s) + H2O(l) =>
2 NH3(g) + CO2(g) = CN2H4O(s) + H2O(l)
Li2S + H3PO4 = Li3PO4 + H2S =>
3 Li2S + 2 H3PO4 = 2 Li3PO4 + 3 H2S
Fe + Hg(NO3)2 = Fe(NO3)3 + Hg =>
2 Fe + 3 Hg(NO3)2 = 2 Fe(NO3)3 + 3 Hg
Cr2O7{-2} + U{+4} + H{+} = Cr{+3} + UO2{+2} + H2O =>
Cr2O7{-2} + 3 U{+4} + 2 H{+} = 2 Cr{+3} + 3 UO2{+2} + H2O
Fe2(SO3)3 + H2O = Fe(OH)3 + SO2 =>
Fe2(SO3)3 + 3 H2O = 2 Fe(OH)3 + 3 SO2
Na2CO3 + Sr(OH)2 = SrCO3 + NaOH =>
Na2CO3 + Sr(OH)2 = SrCO3 + 2 NaOH
Pb(NO3)2(aq) + K2SO4(aq) = PbSO4 + KNO3 =>
Pb(NO3)2(aq) + K2SO4(aq) = PbSO4 + 2 KNO3
NaO + HCl = NaCl + HO =>
NaO + HCl = NaCl + HO
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