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4 Zn + 5 H2SO4 = 4 ZnSO4 + H2S + 4 H2O
NaHCO3(s) = Na2O(s) + CO2(g) + H2O(g) =>
2 NaHCO3(s) = Na2O(s) + 2 CO2(g) + H2O(g)
HClO4 + ZnCO3 = ZnCO7HCl =>
HClO4 + ZnCO3 = ZnCO7HCl
Cu(NO3)2 + Na2SO4 = CuSO4 + Na(NO3) =>
Cu(NO3)2 + Na2SO4 = CuSO4 + 2 Na(NO3)
C6H5COO + HCl = C6H5COOH + Cl =>
C6H5COO + HCl = C6H5COOH + Cl
AsCl3(aq) + H2S(aq) = As2S3(g) + HCl(aq) =>
2 AsCl3(aq) + 3 H2S(aq) = As2S3(g) + 6 HCl(aq)
C2H4 + K2Cr2O7 + H2SO4 = CO2Cr2(SO4)3 + K2SO4 + H2O =>
C2H4 + 2 K2Cr2O7 + 8 H2SO4 = 2 CO2Cr2(SO4)3 + 2 K2SO4 + 10 H2O
P2 + F2 = PF =>
P2 + F2 = 2 PF
CuO + KHC2O4 + H2O = K2[Cu(C2O4)2]*2H2O =>
CuO + 2 KHC2O4 + H2O = K2[Cu(C2O4)2]*2H2O
Al + CuSO4 = Al2(SO4)3 + Cu =>
2 Al + 3 CuSO4 = Al2(SO4)3 + 3 Cu
Na + H2CO3 + C2H4O2 = NaOH + C20H14O4 =>
52 Na + 10 H2CO3 + 15 C2H4O2 = 52 NaOH + 2 C20H14O4
NaOH + H3PO4 = Na3PO4 + H2O =>
3 NaOH + H3PO4 = Na3PO4 + 3 H2O
HClO4(aq) + K2CO3(aq) = KClO4(aq) + CO2(g) + H2O(g) =>
2 HClO4(aq) + K2CO3(aq) = 2 KClO4(aq) + CO2(g) + H2O(g)
C2H6(g) + O2(g) = CO2(g) + H2O(l) =>
2 C2H6(g) + 7 O2(g) = 4 CO2(g) + 6 H2O(l)
KF + Cl2 = FCl + K =>
2 KF + Cl2 = 2 FCl + 2 K
SO3 + Ag(OH)3 = Ag2(SO4)3 + H2O =>
3 SO3 + 2 Ag(OH)3 = Ag2(SO4)3 + 3 H2O
MnO4{-} + HCHO + H3O{+} = Mn{2+} + HCOOH + H2O =>
2 MnO4{-} + 5 HCHO + 6 H3O{+} = 2 Mn{2+} + 5 HCOOH + 9 H2O
NaHCO3 + CH3 = CH3COOHNa + H2O + CO2 =>
7 NaHCO3 + 9 CH3 = 7 CH3COOHNa + 3 H2O + 2 CO2
K2CrO4 + Pb = K + PbCrO4 =>
K2CrO4 + Pb = 2 K + PbCrO4
K2S + PbNO3 = Pb2S + KNO3 =>
K2S + 2 PbNO3 = Pb2S + 2 KNO3
H2O + SiO2 + Al = Si + Al(OH)3 =>
6 H2O + 3 SiO2 + 4 Al = 3 Si + 4 Al(OH)3
Ag2S(s) + O2(g) = Ag2O(aq) + S(aq) =>
2 Ag2S(s) + O2(g) = 2 Ag2O(aq) + 2 S(aq)
S + O2 + H2O = H3O{+]+SO4{2-} =>
2 S + 3 O2 + 6 H2O = 4 H3O{+]+2SO4{2-}
C288H318O102 + O2 = CO2 + H2O =>
2 C288H318O102 + 633 O2 = 576 CO2 + 318 H2O
NaOH + H2CrO2 = Na2CrO2 + H2O =>
2 NaOH + H2CrO2 = Na2CrO2 + 2 H2O
FeMnO4 = FeO4 + Mn =>
FeMnO4 = FeO4 + Mn
HCu + O2 = CuO2 + OH2 =>
4 HCu + 5 O2 = 4 CuO2 + 2 OH2
Al + NaCl = Na + AlCl =>
Al + NaCl = Na + AlCl
Na2O + H2O = NaOH =>
Na2O + H2O = 2 NaOH
H2SO4 + CuOH2 = CuSO4 + H2O + H2 =>
H2SO4 + CuOH2 = CuSO4 + H2O + H2
Cu2 + Zn2 = CuZn =>
Cu2 + Zn2 = 2 CuZn
AlCl3 + NaOH = AlCl3NaOH =>
AlCl3 + NaOH = AlCl3NaOH
Zn + H2NO3 = ZnNO3 + H2 =>
Zn + H2NO3 = ZnNO3 + H2
HNO3 + Sn = NO2 + H2O + SnO2 =>
4 HNO3 + Sn = 4 NO2 + 2 H2O + SnO2
C7H16 + O = CO2 + H2O =>
C7H16 + 22 O = 7 CO2 + 8 H2O
Al + Cl2 = AlCl1 =>
2 Al + Cl2 = 2 AlCl1
Na3PO4H2O(aq) + BaCl2H2O(aq) = Ba3(PO4)2(aq) + NaCl(aq) + H2O =>
2 Na3PO4H2O(aq) + 3 BaCl2H2O(aq) = Ba3(PO4)2(aq) + 6 NaCl(aq) + 5 H2O
LiOH + SO4 = Li2SO4 + OH =>
2 LiOH + SO4 = Li2SO4 + 2 OH
Al + CuCl2 = Al(Cl2)3 + Cu2 =>
2 Al + 6 CuCl2 = 2 Al(Cl2)3 + 3 Cu2
CuO + Na2S + H2O = CuS + NaOH =>
CuO + Na2S + H2O = CuS + 2 NaOH
KCl(s) + FeCr2O4(s) + O2(g) = K2CrO4(s) + Fe2O3(s) + CrCl3(g) =>
48 KCl(s) + 20 FeCr2O4(s) + 23 O2(g) = 24 K2CrO4(s) + 10 Fe2O3(s) + 16 CrCl3(g)
CH3[CH2]6CH3 + O2 = CO2 + H2O =>
2 CH3[CH2]6CH3 + 25 O2 = 16 CO2 + 18 H2O
CaCO3 + (NH4)2SO4 = NH3 + CaSO4 + H2O + CO2 =>
CaCO3 + (NH4)2SO4 = 2 NH3 + CaSO4 + H2O + CO2
K2 + Co3 + BaCl2 = KCl + BaCo3 =>
K2 + Co3 + BaCl2 = 2 KCl + BaCo3
Na2BiO3 + MnSO4 + H2SO4 = Bi2(SO4)3 + HMnO4 + Na2SO4 + H2O =>
10 Na2BiO3 + 2 MnSO4 + 23 H2SO4 = 5 Bi2(SO4)3 + 2 HMnO4 + 10 Na2SO4 + 22 H2O
Pb(No3)2 + Ba(OH)2 = Ba(No3)2 + Pb(OH)2 =>
Pb(No3)2 + Ba(OH)2 = Ba(No3)2 + Pb(OH)2
Cl2 + NH4 = Cl3NH4 =>
3 Cl2 + 2 NH4 = 2 Cl3NH4
HCH3COO + Cu = (CH3COO)Cu + H2 =>
2 HCH3COO + 2 Cu = 2(CH3COO)Cu + H2
Fe + S = FeS =>
Fe + S = FeS
AgNO3 + NH4NO3 + NaOH = Ag(NH3)2OH + NaNO3 + H2O =>
AgNO3 + 2 NH4NO3 + 3 NaOH = Ag(NH3)2OH + 3 NaNO3 + 2 H2O
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