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C + O2 = CO2
N2 + H1 = NH3 =>
N2 + 6 H1 = 2 NH3
HClMg(OH)2 = H(OH)2MgCl =>
HClMg(OH)2 = H(OH)2MgCl
H2O + ZnSO4 = H2SO4 + Zn(OH)2 =>
2 H2O + ZnSO4 = H2SO4 + Zn(OH)2
Ca + Cl2 = CaCl2 =>
Ca + Cl2 = CaCl2
Al2O3 + Fe = Fe3O4 + Al =>
4 Al2O3 + 9 Fe = 3 Fe3O4 + 8 Al
NaOH + KI = KIOH + Na =>
NaOH + KI = KIOH + Na
AgNO3 + HCl = AgCl + HNO3 =>
AgNO3 + HCl = AgCl + HNO3
Ag2SO4 = Ag + SO4 =>
Ag2SO4 = 2 Ag + SO4
Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2
Fe + Br2 = FeBr1 =>
2 Fe + Br2 = 2 FeBr1
NaOH + C6H8O7 = C6H7O7Na + H2O =>
NaOH + C6H8O7 = C6H7O7Na + H2O
KNO3(s) + H2SO4(aq) + Cu(s) = K2SO4 + CuSO4 + NO + H2O =>
2 KNO3(s) + 4 H2SO4(aq) + 3 Cu(s) = K2SO4 + 3 CuSO4 + 2 NO + 4 H2O
C2H6(g) + O2(g) = CO2(g) + H2O(g) =>
2 C2H6(g) + 7 O2(g) = 4 CO2(g) + 6 H2O(g)
I2 + HNO3 = HIO3 + NO2 + H2O =>
I2 + 10 HNO3 = 2 HIO3 + 10 NO2 + 4 H2O
C2H2 + (Cu(NH3)2)Cl = Cu2C2 + NH4Cl + NH3 =>
C2H2 + 2(Cu(NH3)2)Cl = Cu2C2 + 2 NH4Cl + 2 NH3
Li{+} + (PO4){3-} = Li3PO4 =>
3 Li{+} + (PO4){3-} = Li3PO4
CuS + Na2O = CuO + Na2S =>
CuS + Na2O = CuO + Na2S
C2H4 + O2 = CO2 + H2O =>
C2H4 + 3 O2 = 2 CO2 + 2 H2O
FeS2 + K2Cr2O7 + H2SO4 = Fe2(SO4)3 + Cr2(SO4)3 + K2SO4 + H2O =>
2 FeS2 + 5 K2Cr2O7 + 19 H2SO4 = Fe2(SO4)3 + 5 Cr2(SO4)3 + 5 K2SO4 + 19 H2O
HNO3 = N2O5 + H2O =>
2 HNO3 = N2O5 + H2O
(NH4)3PO4 + Pb(NO3)4 = Pb3(PO4)4 + NH4NO3 =>
4(NH4)3PO4 + 3 Pb(NO3)4 = Pb3(PO4)4 + 12 NH4NO3
Au2Cl6 + Na2SO3 + H2O = Au + Na2SO4 + HCl =>
Au2Cl6 + 3 Na2SO3 + 3 H2O = 2 Au + 3 Na2SO4 + 6 HCl
NaCl + I2 = NaI + Cl2 =>
2 NaCl + I2 = 2 NaI + Cl2
(NH4)2[Co(SCN)4(H2O)5] = (NH4)2(Co(SCN)4) + H2O =>
(NH4)2[Co(SCN)4(H2O)5] = (NH4)2(Co(SCN)4) + 5 H2O
Cu2O + HNO3 = Cu(NO3)2 + NO + H2O =>
3 Cu2O + 14 HNO3 = 6 Cu(NO3)2 + 2 NO + 7 H2O
MnO + HCl = MnCl2 + H2O =>
MnO + 2 HCl = MnCl2 + H2O
KOH + KHCO3 = K2CO3 + H2O =>
KOH + KHCO3 = K2CO3 + H2O
Al + O2 = Al2O3 =>
4 Al + 3 O2 = 2 Al2O3
NaOH + BaCl2 = Ba(OH)2 + NaCl =>
2 NaOH + BaCl2 = Ba(OH)2 + 2 NaCl
Mg + H2O = MgO + H2 =>
Mg + H2O = MgO + H2
K2[Zn(OH)4] = Zn(OH)2K2(OH)2 =>
K2[Zn(OH)4] = Zn(OH)2K2(OH)2
HCl(aq) + NaOH(s) = NaCl(s) + H2O(l) =>
HCl(aq) + NaOH(s) = NaCl(s) + H2O(l)
SO2(g) + O2(g) + CaCO3(s) = CaSO4(s) + CO2(g) =>
2 SO2(g) + O2(g) + 2 CaCO3(s) = 2 CaSO4(s) + 2 CO2(g)
NH3 + Cl2 = N2H4 + NH4Cl =>
4 NH3 + Cl2 = N2H4 + 2 NH4Cl
SO2 + NaOH + O2 = Na2SO4 + H2O =>
2 SO2 + 4 NaOH + O2 = 2 Na2SO4 + 2 H2O
CH3 + O8 = CO2 + H2O =>
16 CH3 + 7 O8 = 16 CO2 + 24 H2O
MgNO3 + H2PO4 = MgPO4 + H2NO3 =>
MgNO3 + H2PO4 = MgPO4 + H2NO3
CaCl2 + Na3PO4 = Ca3(PO4)2 + NaCl =>
3 CaCl2 + 2 Na3PO4 = Ca3(PO4)2 + 6 NaCl
AlP + HNO3 = H3PO4 + Al(NO3)2 + NO2 + H2O =>
AlP + 9 HNO3 = H3PO4 + Al(NO3)2 + 7 NO2 + 3 H2O
CuSO45H2O + Na2SO3 + NaOH = Cu2O + Na2SO4 + H2O =>
2 CuSO45H2O + 83 Na2SO3 + 4 NaOH = Cu2O + 85 Na2SO4 + 4 H2O
Fe + S = FeS =>
Fe + S = FeS
Br + H2O2 = HBrO3 + H2O =>
2 Br + 5 H2O2 = 2 HBrO3 + 4 H2O
Hg(No3)2 + ZnCl2 = HgCl2 + Zn(No3)2 =>
Hg(No3)2 + ZnCl2 = HgCl2 + Zn(No3)2
FeCr2O4 + NaCO3 + O2 = NaCrO4 + CO2 + Fe2O3 =>
4 FeCr2O4 + 8 NaCO3 + 7 O2 = 8 NaCrO4 + 8 CO2 + 2 Fe2O3
Al2(SO4)3(aq) + Mg(OH)2(aq) = Al(OH)3(aq) + MgSO4(aq) =>
Al2(SO4)3(aq) + 3 Mg(OH)2(aq) = 2 Al(OH)3(aq) + 3 MgSO4(aq)
Al + H2SO4 = Al2(SO4)3 + H2 =>
2 Al + 3 H2SO4 = Al2(SO4)3 + 3 H2
S + O3 = SO3 =>
S + O3 = SO3
Ca3(PO4)2 + H2SO4 = CaSO4 + H3PO4 =>
Ca3(PO4)2 + 3 H2SO4 = 3 CaSO4 + 2 H3PO4
CO2 + H2O = C2H6 + O2 =>
4 CO2 + 6 H2O = 2 C2H6 + 7 O2
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