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2 Al(NO3)3 + 3 Na2SO4 = Al2(SO4)3 + 6 NaNO3
Al + CuSO4 = Al2O3 + S + Cu =>
8 Al + 3 CuSO4 = 4 Al2O3 + 3 S + 3 Cu
C2H4Br2 + KOH = C2H3Br + KBr + H2O =>
C2H4Br2 + KOH = C2H3Br + KBr + H2O
K2MnO4 + Na2SO3 + H2O = Na2SO4 + MnO2 + KOH =>
K2MnO4 + Na2SO3 + H2O = Na2SO4 + MnO2 + 2 KOH
CH3OH + Cu(OH)2 = Cu + H2O + CHOOH =>
CH3OH + 2 Cu(OH)2 = 2 Cu + 3 H2O + CHOOH
H4C10 + O2 = H2O + CO2 =>
H4C10 + 11 O2 = 2 H2O + 10 CO2
CaCO3(s) + NaCl(aq) = Na2CO3(aq) + CaCl2(aq) =>
CaCO3(s) + 2 NaCl(aq) = Na2CO3(aq) + CaCl2(aq)
Zn + HCl = H2 + ZnCl =>
2 Zn + 2 HCl = H2 + 2 ZnCl
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
Al + Cr2O3 = Al2O3 + Cr =>
2 Al + Cr2O3 = Al2O3 + 2 Cr
Ca(CO3) + NaOH = Ca(OH)2 + Na2CO3 =>
Ca(CO3) + 2 NaOH = Ca(OH)2 + Na2CO3
O2 + Cr2O3 = CrO3 =>
3 O2 + 2 Cr2O3 = 4 CrO3
CH3Br + NH3 = CH3NH3 + Br =>
CH3Br + NH3 = CH3NH3 + Br
KMnO4 + Na2SO3 + H2SO4 = Na2SO4 + MnSO4 + K2SO4 + H2O =>
2 KMnO4 + 5 Na2SO3 + 3 H2SO4 = 5 Na2SO4 + 2 MnSO4 + K2SO4 + 3 H2O
Cu + HNO3 = Cu(NO3)2 + NO2 + H2O =>
Cu + 4 HNO3 = Cu(NO3)2 + 2 NO2 + 2 H2O
Na2Co3 + Cr(NO3)3 = NaNO3 + Cr2(Co3)3 =>
3 Na2Co3 + 2 Cr(NO3)3 = 6 NaNO3 + Cr2(Co3)3
Na2S2O3 + AgBr = NaBr + Na3Ag(S2O3)2 =>
2 Na2S2O3 + AgBr = NaBr + Na3Ag(S2O3)2
Ca3N2 + NaCl = CaCl2 + Na3N =>
Ca3N2 + 6 NaCl = 3 CaCl2 + 2 Na3N
Mn + H2O = H + MnO2 =>
Mn + 2 H2O = 4 H + MnO2
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
AsH3 + HNO3 = H3AsO4 + H2O + NO2 =>
AsH3 + 8 HNO3 = H3AsO4 + 4 H2O + 8 NO2
Cu2(OH)2CO3 = CuO + CO2 + H2O =>
Cu2(OH)2CO3 = 2 CuO + CO2 + H2O
CaSiO3 + HF = H2SiF6 + CaF2 + H2O =>
CaSiO3 + 8 HF = H2SiF6 + CaF2 + 3 H2O
CH2CH2 + KMnO4 + H2SO4 = CO2 + K2SO4 + MnSO4 + H2O =>
5 CH2CH2 + 12 KMnO4 + 18 H2SO4 = 10 CO2 + 6 K2SO4 + 12 MnSO4 + 28 H2O
Si2 = SiSi =>
Si2 = SiSi
Re + Cl7 = ReCl7 =>
Re + Cl7 = ReCl7
Zn(s) + H3O{+}(aq) = Zn{2+}(aq) + H2(g) + H2O(l) =>
Zn(s) + 2 H3O{+}(aq) = Zn{2+}(aq) + H2(g) + 2 H2O(l)
Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2
P(Cl)5 + (H)2O = (H)3P(O)4 + HCl =>
P(Cl)5 + 4(H)2O = (H)3P(O)4 + 5 HCl
NH4 + CrO4 = N2 + H2O + Cr3O =>
22 NH4 + 12 CrO4 = 11 N2 + 44 H2O + 4 Cr3O
KClO4 + Ti2(SO4)3 + H2O = KCl + TiOSO4 + H2SO4 =>
KClO4 + 4 Ti2(SO4)3 + 4 H2O = KCl + 8 TiOSO4 + 4 H2SO4
Zn + Hg2Cl2 = Hg + ZnCl2 =>
Zn + Hg2Cl2 = 2 Hg + ZnCl2
C8H8O + H2 = C8H10O =>
C8H8O + H2 = C8H10O
Na2S2O5 + H2O + Fe = Fe(OH)3 + SO2 + Na =>
3 Na2S2O5 + 3 H2O + 2 Fe = 2 Fe(OH)3 + 6 SO2 + 6 Na
NaOH + H3A = NaAH2 + H2O =>
NaOH + H3A = NaAH2 + H2O
FeBr2 + Al = FeAl2 + Br2 =>
FeBr2 + 2 Al = FeAl2 + Br2
ZnO + Na(OH) = Zn(OH) + NaO =>
ZnO + Na(OH) = Zn(OH) + NaO
CH3COOH + HO(CH2)2CH(CH3)2 = H2O + CH3COOH(CH2)2CH(CH3)2 =>
15 CH3COOH + 22 HO(CH2)2CH(CH3)2 = 12 H2O + 20 CH3COOH(CH2)2CH(CH3)2
K2CrO4 + Pb(NO3)2 = KNO3 + PbCrO4 =>
K2CrO4 + Pb(NO3)2 = 2 KNO3 + PbCrO4
Al + COSO4 = Al2(SO4)3 + CO =>
2 Al + 3 COSO4 = Al2(SO4)3 + 3 CO
CH3OOH + KOH = CH3COOK + H2O =>
2 CH3OOH + KOH = CH3COOK + 3 H2O
GaCl3 + RbOH = Rb3[Ga(OH)6] + RbCl =>
GaCl3 + 6 RbOH = Rb3[Ga(OH)6] + 3 RbCl
KMnO4 + H2SO4 + Cu = CuSO4 + MnSO4 + K2SO4 + H2O =>
2 KMnO4 + 8 H2SO4 + 5 Cu = 5 CuSO4 + 2 MnSO4 + K2SO4 + 8 H2O
C12H22O11 + Cu(OH)2 = C12H22O12 + Cu2O + H2O =>
C12H22O11 + 2 Cu(OH)2 = C12H22O12 + Cu2O + 2 H2O
(NH4)2HPO4 + Ca(OH)2 = CaHPO4 + NH3 + H2O =>
(NH4)2HPO4 + Ca(OH)2 = CaHPO4 + 2 NH3 + 2 H2O
C2H2 + HOH = C2H4O =>
C2H2 + HOH = C2H4O
CH2ClCOOH + NH3 = NH2CH2COOH + NH4Cl =>
CH2ClCOOH + 2 NH3 = NH2CH2COOH + NH4Cl
Al + HCl = AlCl3 + H2 =>
2 Al + 6 HCl = 2 AlCl3 + 3 H2
NaCl + FeO = Na2O + FeCl2 =>
2 NaCl + FeO = Na2O + FeCl2
C6 = C4 =>
2 C6 = 3 C4
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