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2 HCOOH + 2 Fe = 2 HCOOFe + H2
NH3(ac) + HCl(ac) = NH4Cl =>
NH3(ac) + HCl(ac) = NH4Cl
HCl + NaOH = NaCl + H2O =>
HCl + NaOH = NaCl + H2O
H2C2 + H2 = H6C2 =>
H2C2 + 2 H2 = H6C2
Mn2O7CaO = Ca(MnO4)2 =>
Mn2O7CaO = Ca(MnO4)2
Na2C2O4 + MnO2 + H2SO4 = MnSO4 + Na2SO4 + CO2 + H2O =>
Na2C2O4 + MnO2 + 2 H2SO4 = MnSO4 + Na2SO4 + 2 CO2 + 2 H2O
CuO + CHCl3 = Cu + CuCl2 + CO2 + H2O =>
5 CuO + 2 CHCl3 = 2 Cu + 3 CuCl2 + 2 CO2 + H2O
SO2 + HCl = SCl4 + H2O =>
SO2 + 4 HCl = SCl4 + 2 H2O
AgI + Na2S2O3 = AgS2O3 + Na2I =>
AgI + Na2S2O3 = AgS2O3 + Na2I
Al(NO3)3 + Ca(CN)2 = Al(CN)3 + Ca(NO3)2 =>
2 Al(NO3)3 + 3 Ca(CN)2 = 2 Al(CN)3 + 3 Ca(NO3)2
K2CO3 + H2O = KO + (H2)2CO3 =>
K2CO3 + 2 H2O = 2 KO + (H2)2CO3
Ni(NH3)4Cl2 = NiCl2 + NH3 =>
Ni(NH3)4Cl2 = NiCl2 + 4 NH3
Mg + WO3 = MgO + W =>
3 Mg + WO3 = 3 MgO + W
Zn + HCl + H3AsO3 = AsH3 + H2O + ZnCl2 =>
3 Zn + 6 HCl + H3AsO3 = AsH3 + 3 H2O + 3 ZnCl2
KMnO4 + HCl + Na2SO3 = KCl + MnCl2 + Na2SO4 + H2O =>
2 KMnO4 + 6 HCl + 5 Na2SO3 = 2 KCl + 2 MnCl2 + 5 Na2SO4 + 3 H2O
NaCl = Cl + Na =>
NaCl = Cl + Na
Cu3(OH)2(CO3)2 + HCl = CuCl2 + CO2 + H2O =>
Cu3(OH)2(CO3)2 + 6 HCl = 3 CuCl2 + 2 CO2 + 4 H2O
C6H12O(aq) + O2(g) = CO2(g) + H2O(l) =>
2 C6H12O(aq) + 17 O2(g) = 12 CO2(g) + 12 H2O(l)
Al + HCl = AlCl3 + H2 =>
2 Al + 6 HCl = 2 AlCl3 + 3 H2
Tl2(SO4)3 + H2S = Tl2S + S + H2SO4 =>
Tl2(SO4)3 + 3 H2S = Tl2S + 2 S + 3 H2SO4
NH3 + NO = N2 + H2O =>
4 NH3 + 6 NO = 5 N2 + 6 H2O
C6H8O7 + KNO3 + H2O = C3H5N3O9 + H2O2 + KOH =>
C6H8O7 + 6 KNO3 + 9 H2O = 2 C3H5N3O9 + 5 H2O2 + 6 KOH
Na(OH) + CoS = Co(OH) + NaS =>
Na(OH) + CoS = Co(OH) + NaS
K2(SO4) + Al2(SO4)3 = KAl(SO4)2 =>
K2(SO4) + Al2(SO4)3 = 2 KAl(SO4)2
MgSO4(aq) + NaCl2(aq) = NaSO4(s) + MgCl2(aq) =>
MgSO4(aq) + NaCl2(aq) = NaSO4(s) + MgCl2(aq)
AlCl3 + AgNO3 = AgCl + Al(NO3)3 =>
AlCl3 + 3 AgNO3 = 3 AgCl + Al(NO3)3
Al(NO3)3KOH = K(NO3)3AlOH =>
Al(NO3)3KOH = K(NO3)3AlOH
MgO + SO2 = MgS + MgSO4 =>
4 MgO + 4 SO2 = MgS + 3 MgSO4
ZrO(N2O6)(H2O) + Y(N3O9)(H12O6) + C5H8O2 = Zr96Y4O198 + CO2 + H2O + N2 =>
192 ZrO(N2O6)(H2O) + 8 Y(N3O9)(H12O6) + 85 C5H8O2 = 2 Zr96Y4O198 + 425 CO2 + 580 H2O + 204 N2
C2H7N + K2Cr2O7 + HCl = CrCl3 + NH3 + H2O + KCl + CO2 =>
C2H7N + 2 K2Cr2O7 + 16 HCl = 4 CrCl3 + NH3 + 10 H2O + 4 KCl + 2 CO2
Fe2(SO4)3 + (NH4)2SO4 = NH4Fe(SO4)2 =>
Fe2(SO4)3 + (NH4)2SO4 = 2 NH4Fe(SO4)2
Na(s) + NaNO3(aq) = Na2O(aq) + N2(g) =>
10 Na(s) + 2 NaNO3(aq) = 6 Na2O(aq) + N2(g)
KMgCl3*6H2O = MgCl2 + KCl + H2O =>
KMgCl3*6H2O = MgCl2 + KCl + 6 H2O
Mg(OH)2(HCl) = Mg(OH)2HCl =>
Mg(OH)2(HCl) = Mg(OH)2HCl
Ni(OH)2 + HNO3 = H2O + Ni + NO3 =>
Ni(OH)2 + 2 HNO3 = 2 H2O + Ni + 2 NO3
Na + H2CO3 = Na2CO3 + H2 =>
2 Na + H2CO3 = Na2CO3 + H2
C5H12OH2SO4 = C5H11HSO4H2O =>
C5H12OH2SO4 = C5H11HSO4H2O
K2SiO3 = K2 + SiO3 =>
K2SiO3 = K2 + SiO3
FeCl2 + KMnO4 + HCl = FeCl3 + MnCl2 + H2O + KCl =>
5 FeCl2 + KMnO4 + 8 HCl = 5 FeCl3 + MnCl2 + 4 H2O + KCl
KOH + Co3(PO4)2 = K3PO4 + Co(OH)2 =>
6 KOH + Co3(PO4)2 = 2 K3PO4 + 3 Co(OH)2
H2O2 + NH3 = H2O + NH4NO3 =>
4 H2O2 + 2 NH3 = 5 H2O + NH4NO3
HC2H3O2 + LiHSO3 = SO + H2O + LiC2H3O3 =>
HC2H3O2 + LiHSO3 = SO + H2O + LiC2H3O3
NaBr + CaF{2+} = NaF + CaBr{2+} =>
NaBr + CaF{2+} = NaF + CaBr{2+}
CH3CH2CH2CH3 + Br2 = CH3CH2CH2CH2* + HBr =>
2 CH3CH2CH2CH3 + Br2 = 2 CH3CH2CH2CH2* + 2 HBr
BO + H2O = H2BO2 =>
BO + H2O = H2BO2
Br + Cl = BrCl4 =>
Br + 4 Cl = BrCl4
Na2CO3(aq) + CoCl2(aq) = NaCl(aq) + CoCO3(s) =>
Na2CO3(aq) + CoCl2(aq) = 2 NaCl(aq) + CoCO3(s)
HNO3(aq) + Sr(OH)2 = H2O(l) + Sr(NO3)2(aq) =>
2 HNO3(aq) + Sr(OH)2 = 2 H2O(l) + Sr(NO3)2(aq)
HgS + HCl + HNO3 = H2HgCl4 + NO + S + H2O =>
3 HgS + 12 HCl + 2 HNO3 = 3 H2HgCl4 + 2 NO + 3 S + 4 H2O
H2SO4 + Na2SiO4 = H2SiO4 + Na2SO4 =>
H2SO4 + Na2SiO4 = H2SiO4 + Na2SO4
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