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SiO2 + 4 AgI = SiI4 + 2 Ag2O
Fe + HCl = FeCl2 + H2 =>
Fe + 2 HCl = FeCl2 + H2
H2SO4 + NH3 = (NH4)2 + SO4 =>
H2SO4 + 2 NH3 = (NH4)2 + SO4
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
(NH4)2SO4(aq) + Ca(C2H3O2)2(aq) = CaSO4(aq) + NH4C2H3O2(s) =>
(NH4)2SO4(aq) + Ca(C2H3O2)2(aq) = CaSO4(aq) + 2 NH4C2H3O2(s)
Hg + Fe = Hg2Fe =>
2 Hg + Fe = Hg2Fe
CoCl2*6H2O + NH4Cl + NH3 + H2O2 = [Co(NH3)5]Cl3Cl + H2O =>
CoCl2*6H2O + 2 NH4Cl + 3 NH3 + H2O2 = [Co(NH3)5]Cl3Cl + 8 H2O
Cl2 + S2O3{2-} + OH{-} = Cl{-} + SO4{2-} + H2O =>
4 Cl2 + S2O3{2-} + 10 OH{-} = 8 Cl{-} + 2 SO4{2-} + 5 H2O
Na + At = NaAt =>
Na + At = NaAt
FeCr2O4 + K2CO3 + O2 = K2CrO4 + Fe2O3 + CO2 =>
4 FeCr2O4 + 8 K2CO3 + 7 O2 = 8 K2CrO4 + 2 Fe2O3 + 8 CO2
KMnO4 + C12H22O11 + H2SO4 = K2SO4 + MnO2 + CO2 + H2O =>
16 KMnO4 + C12H22O11 + 8 H2SO4 = 8 K2SO4 + 16 MnO2 + 12 CO2 + 19 H2O
C2H4 + O2 = CO2 + H2O =>
C2H4 + 3 O2 = 2 CO2 + 2 H2O
SnCl2 + KIO3 + HCl = SnCl4 + KICl2 + H2O =>
2 SnCl2 + KIO3 + 6 HCl = 2 SnCl4 + KICl2 + 3 H2O
NaOH + KBr = KOH + NaBr =>
NaOH + KBr = KOH + NaBr
C2H2 = C + H =>
C2H2 = 2 C + 2 H
CaO + Mg(NO3)2 = Ca(NO3)2 + MgO =>
CaO + Mg(NO3)2 = Ca(NO3)2 + MgO
C4H10KMnO4H2O = C4H9(OH)2MnO2KOH =>
C4H10KMnO4H2O = C4H9(OH)2MnO2KOH
Pb(NO3)2(aq) + K2CO3(aq) = PbCO3 + KNO3 =>
Pb(NO3)2(aq) + K2CO3(aq) = PbCO3 + 2 KNO3
H2SeO4 + Pb(OH)4 = H2O + Pb(SeO4)2 =>
2 H2SeO4 + Pb(OH)4 = 4 H2O + Pb(SeO4)2
CH3CHO + Ag2O = CH3COOH + Ag =>
CH3CHO + Ag2O = CH3COOH + 2 Ag
K2SO4 + SO3 = K2S2O7 =>
K2SO4 + SO3 = K2S2O7
Ca + O2 + CO2 = CaCO3 =>
2 Ca + O2 + 2 CO2 = 2 CaCO3
Cu(OH)2 + ZnO = CuZnO2 + H2O =>
Cu(OH)2 + ZnO = CuZnO2 + H2O
Al2O3 + C + Cl = Al(Cl3) + CO =>
Al2O3 + 3 C + 6 Cl = 2 Al(Cl3) + 3 CO
K(s) + Al(OH)3 = KOH + Al =>
3 K(s) + Al(OH)3 = 3 KOH + Al
NaHCO3 + CH3CO2H = NaHCO2 + HCO3CH3 =>
NaHCO3 + CH3CO2H = NaHCO2 + HCO3CH3
Ba + O2 + H2 = Ba(OH)2 =>
Ba + O2 + H2 = Ba(OH)2
HClO4 + HOH = H3O + ClO4 =>
HClO4 + HOH = H3O + ClO4
Zn2S + HNO3 = Zn(NO3)2 + ZnSO4 + NO2 + H2O =>
Zn2S + 12 HNO3 = Zn(NO3)2 + ZnSO4 + 10 NO2 + 6 H2O
CH3CHCH3CH2OH + HBr = CH3CH2CH2Br + H2O =>
3 CH3CHCH3CH2OH + 4 HBr = 4 CH3CH2CH2Br + 3 H2O
ZnBr2(aq) + Al(s) = Zn(s) + Al2Br2(aq) =>
ZnBr2(aq) + 2 Al(s) = Zn(s) + Al2Br2(aq)
ZnCl2Ba(OH)2 = Zn(OH)2BaCl2 =>
ZnCl2Ba(OH)2 = Zn(OH)2BaCl2
Zn(OH) + HCl = ZnHCl + (OH) =>
Zn(OH) + HCl = ZnHCl + (OH)
HCl + NH4OH = NH4 + ClO + H2O =>
HCl + 3 NH4OH = 3 NH4 + ClO + 2 H2O
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
Al(s) + NH4ClO4(s) = Al2O3(s) + AlCl3(s) + H2O(l) + N2O3 =>
4 Al(s) + 6 NH4ClO4(s) = Al2O3(s) + 2 AlCl3(s) + 12 H2O(l) + 3 N2O3
Na2B4O7 + H2O = NaHB4O7 + NaOH =>
Na2B4O7 + H2O = NaHB4O7 + NaOH
Fe + HCl = FeCl3 + H2 =>
2 Fe + 6 HCl = 2 FeCl3 + 3 H2
H3PO4 + Al(OH) = Al3PO4 + H2O =>
H3PO4 + 3 Al(OH) = Al3PO4 + 3 H2O
NaHSO3 + Ca(OH)2 = Na2SO3 + CaSO3 + H2O =>
2 NaHSO3 + Ca(OH)2 = Na2SO3 + CaSO3 + 2 H2O
CaOCl2 + Mg(OH)2 = Ca(OH)2 + Cl2 + MgO =>
CaOCl2 + Mg(OH)2 = Ca(OH)2 + Cl2 + MgO
Bromine + Sodiumiodide = iodine + sodiumbromide =>
Br2 + 2 NaI = I2 + 2 NaBr
MgSO4 + K2CO3 = MgCO3 + SO4K2 =>
MgSO4 + K2CO3 = MgCO3 + SO4K2
CuFeS2 + Fe{3+} = Cu{2+} + Fe{2+} + S8 =>
4 CuFeS2 + 16 Fe{3+} = 4 Cu{2+} + 20 Fe{2+} + S8
H2CO3 + AlH4{-} + H2O = CH3OH + Al{3+} + OH{-} =>
4 H2CO3 + 3 AlH4{-} + 4 H2O = 4 CH3OH + 3 Al{3+} + 12 OH{-}
CdN2O6 + NH4Cl = CdCl2 + NH4NO3 =>
CdN2O6 + 2 NH4Cl = CdCl2 + 2 NH4NO3
Ba(OH)2 + H2SO4 = BaSO4 + H2O =>
Ba(OH)2 + H2SO4 = BaSO4 + 2 H2O
CrO4 + N2O = Cr + NO =>
CrO4 + 4 N2O = Cr + 8 NO
Pb(NO3)2 + KOH = Pb(OH)2 + KNO3 =>
Pb(NO3)2 + 2 KOH = Pb(OH)2 + 2 KNO3
Al + O2 = Al2O3 =>
4 Al + 3 O2 = 2 Al2O3
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