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2 At + O2 = 2 AtO
C6H12N4 + O2 = CO + H2O + N2 =>
C6H12N4 + 6 O2 = 6 CO + 6 H2O + 2 N2
KHS = K2S + H2S =>
2 KHS = K2S + H2S
Fe + (Fe(CN)6) = Fe4(Fe(CN)6)3 =>
4 Fe + 3(Fe(CN)6) = Fe4(Fe(CN)6)3
C + H2 = CH4 =>
C + 2 H2 = CH4
CuI + H2O2 + KOH = Cu(OH)2 + KIO3 + H2O =>
2 CuI + 7 H2O2 + 2 KOH = 2 Cu(OH)2 + 2 KIO3 + 6 H2O
CuBr2 + H2 = CuH2 + Br2 =>
CuBr2 + H2 = CuH2 + Br2
KClO3 + HBr = Br2 + H2O + KCl =>
KClO3 + 6 HBr = 3 Br2 + 3 H2O + KCl
Pb(NO3)2 + CH3COOH = Pb(CH3COO)2 + HNO3 =>
Pb(NO3)2 + 2 CH3COOH = Pb(CH3COO)2 + 2 HNO3
CuCl + H2S = CuS + ClH2 =>
CuCl + H2S = CuS + ClH2
C6H12O2 = C + H2 + O2 =>
C6H12O2 = 6 C + 6 H2 + O2
Pb + H3(PO4) = H2 + Pb3(PO4)2 =>
3 Pb + 2 H3(PO4) = 3 H2 + Pb3(PO4)2
PtCl4 = Pt + Cl2 =>
PtCl4 = Pt + 2 Cl2
NH4Cl + H3PO4 = NH4H2PO4 + HCl =>
NH4Cl + H3PO4 = NH4H2PO4 + HCl
C21H44 = C2H4 + C15H32 =>
C21H44 = 3 C2H4 + C15H32
C20H35O4 + O2 = CO2 + H2O =>
4 C20H35O4 + 107 O2 = 80 CO2 + 70 H2O
C5H11OH(l) + O2(g) = CO2(g) + H2O =>
2 C5H11OH(l) + 15 O2(g) = 10 CO2(g) + 12 H2O
Ca(OH)2 + SiO2 + H2O = CaO*2SiO2*4H2O =>
Ca(OH)2 + 2 SiO2 + 3 H2O = CaO*2SiO2*4H2O
Mg(s) + O2(g) = MgO(s) =>
2 Mg(s) + O2(g) = 2 MgO(s)
CO2 + K2SO4 = K2CO3 + SO3 =>
CO2 + K2SO4 = K2CO3 + SO3
NiSO4*6H2O + FeSO4*7H2O + MnSO4*H2O + Na2C2O4 = NiFe2MnC8O16 + Na2SO4 + H2O =>
NiSO4*6H2O + 2 FeSO4*7H2O + MnSO4*H2O + 4 Na2C2O4 = NiFe2MnC8O16 + 4 Na2SO4 + 21 H2O
C5H11NO2S + O2 = CO2 + H2O + N2 + S =>
4 C5H11NO2S + 27 O2 = 20 CO2 + 22 H2O + 2 N2 + 4 S
Cu2O3 + Zn = ZnO + Cu =>
Cu2O3 + 3 Zn = 3 ZnO + 2 Cu
Ti(OH)3 = Ti2O3 + H2O =>
2 Ti(OH)3 = Ti2O3 + 3 H2O
NO2{-} + I2 + H2O = NO3{-} + I{-} + H{+} =>
NO2{-} + I2 + H2O = NO3{-} + 2 I{-} + 2 H{+}
CdCl2 = Cd2 + Cl =>
2 CdCl2 = Cd2 + 4 Cl
HgCl + NH3 = Hg + HgNH2Cl + NH4Cl =>
2 HgCl + 2 NH3 = Hg + HgNH2Cl + NH4Cl
SCl = S + Cl =>
SCl = S + Cl
CH2Cl2 + NaOH = NaCl + HCOH + H2O =>
CH2Cl2 + 2 NaOH = 2 NaCl + HCOH + H2O
Fe3O4 + Mn = Fe + MnO =>
Fe3O4 + 4 Mn = 3 Fe + 4 MnO
Ca(OH)2 + Na2SO4 = CaSO4 + NaOH =>
Ca(OH)2 + Na2SO4 = CaSO4 + 2 NaOH
MgO + CrO3 = Mg2(CrO4)2 =>
2 MgO + 2 CrO3 = Mg2(CrO4)2
Na2SO3(aq) + HBr(aq) = NaBr + H2SO3 =>
Na2SO3(aq) + 2 HBr(aq) = 2 NaBr + H2SO3
BaCl2 + Na2SO4 = BaSO4 + NaCl =>
BaCl2 + Na2SO4 = BaSO4 + 2 NaCl
SiBr4 = Si + Br =>
SiBr4 = Si + 4 Br
BeO + Na2O = Na2BeO2 =>
BeO + Na2O = Na2BeO2
KOH(aq) + HClO3(aq) = KClO3 + H2O =>
KOH(aq) + HClO3(aq) = KClO3 + H2O
CUO(s) + C(s) = CU(s) + CO2(g) =>
2 CUO(s) + C(s) = 2 CU(s) + CO2(g)
CH3CH2CH2OH + PCl5 = CH3CH2CH2Cl + POCl3 + HCl =>
CH3CH2CH2OH + PCl5 = CH3CH2CH2Cl + POCl3 + HCl
Cl2 = Cl =>
Cl2 = 2 Cl
Pb(NO3)2 = Pb(NO2)2 + O2 =>
Pb(NO3)2 = Pb(NO2)2 + O2
Fe(SCN)3 + KSCN = FeSCN + K(SCN)3 =>
Fe(SCN)3 + KSCN = FeSCN + K(SCN)3
C6H4(OH)2(aq) + H2O2(aq) = C6H4O2(aq) + H2O(l) =>
C6H4(OH)2(aq) + H2O2(aq) = C6H4O2(aq) + 2 H2O(l)
CuSO4 + C2H4(NH2)2 = Cu(NH2)2 + C2H4SO4 =>
CuSO4 + C2H4(NH2)2 = Cu(NH2)2 + C2H4SO4
Ba + Mn(NO3)3 = Ba(NO3)2 + Mn =>
3 Ba + 2 Mn(NO3)3 = 3 Ba(NO3)2 + 2 Mn
K(SO4) + Pb(NO3)2 = Pb(SO4) + K(NO3)2 =>
K(SO4) + Pb(NO3)2 = Pb(SO4) + K(NO3)2
BaO + O2 = BaO2 =>
2 BaO + O2 = 2 BaO2
H2O + O2 = H2O2 =>
2 H2O + O2 = 2 H2O2
Al + CuSO4 + NaCl = AlCl3 + Cu + Na2SO4 =>
2 Al + 3 CuSO4 + 6 NaCl = 2 AlCl3 + 3 Cu + 3 Na2SO4
SiO3 + H2O = H2SiO4 =>
SiO3 + H2O = H2SiO4
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