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2 CuS + 3 O2 = 2 CuSO3
C3H7OH + O2(d) = CO2(d) + H2O(s) =>
2 C3H7OH + 9 O2(d) = 6 CO2(d) + 8 H2O(s)
CoCl2 + NH4(OH) = Co(OH)2 + NH4Cl =>
CoCl2 + 2 NH4(OH) = Co(OH)2 + 2 NH4Cl
CoCl2 + NH4OH = Co(OH) + NH4(Cl2) =>
CoCl2 + NH4OH = Co(OH) + NH4(Cl2)
AlCl3 + CH3COONa + H2O = Al(OH)(CH3COO)2 + CH3COOH + NaCl =>
AlCl3 + 3 CH3COONa + H2O = Al(OH)(CH3COO)2 + CH3COOH + 3 NaCl
N2O5 + H2O = HNO3 =>
N2O5 + H2O = 2 HNO3
NH3 + (CH3)2CO + H2 = C6H15N + H2O =>
NH3 + 2(CH3)2CO + 2 H2 = C6H15N + 2 H2O
K + O2 = K2O3 =>
4 K + 3 O2 = 2 K2O3
Ca(C2H3O2)2 = CaCO3 + (CH3)2CO =>
Ca(C2H3O2)2 = CaCO3 + (CH3)2CO
H2SO4 + KOH = K2SO4 + H2O =>
H2SO4 + 2 KOH = K2SO4 + 2 H2O
NaCl + BeO = Na2O + BeCl2 =>
2 NaCl + BeO = Na2O + BeCl2
SnO2 + C = Sn + CO =>
SnO2 + 2 C = Sn + 2 CO
CuCO3 + Ba(NO3)2 = Cu(NO3)2 + BaCO3 =>
CuCO3 + Ba(NO3)2 = Cu(NO3)2 + BaCO3
ZnI2 + K2CO3 = ZnCO3 + K2I2 =>
ZnI2 + K2CO3 = ZnCO3 + K2I2
C12H22O11 + O2 = CO2 + H2O =>
C12H22O11 + 12 O2 = 12 CO2 + 11 H2O
La2O3 + H2O = La(OH)3 =>
La2O3 + 3 H2O = 2 La(OH)3
CH2CHCHCH2 + KMnO4 = KOOCCOOK + KOH + MnO2 + H2O =>
CH2CHCHCH2 + 6 KMnO4 = 2 KOOCCOOK + 2 KOH + 6 MnO2 + 2 H2O
Mg(OH)2 + HCl = MgCl2 + H2O =>
Mg(OH)2 + 2 HCl = MgCl2 + 2 H2O
Cu(s) + H{+}(aq) + NO3{-}(aq) = Cu{2+}(aq) + NO2(g) + H2O(l) =>
Cu(s) + 4 H{+}(aq) + 2 NO3{-}(aq) = Cu{2+}(aq) + 2 NO2(g) + 2 H2O(l)
Br2 + Na2CO3 = NaBrO3 + Na2Br + CO2 =>
7 Br2 + 12 Na2CO3 = 4 NaBrO3 + 10 Na2Br + 12 CO2
HCl + NaOH = NaCl + H2O =>
HCl + NaOH = NaCl + H2O
Cl2 + O2 = Cl2O4 =>
Cl2 + 2 O2 = Cl2O4
(NH4)2SO4 + CaBr2 = NH4Br + CaSO4 =>
(NH4)2SO4 + CaBr2 = 2 NH4Br + CaSO4
HNO3 + KOH = H2O + KNO3 =>
HNO3 + KOH = H2O + KNO3
CuO(s) + H2(g) = Cu(s) + H2O(l) =>
CuO(s) + H2(g) = Cu(s) + H2O(l)
CO2 + H2O = C6H12O6 + O2 =>
6 CO2 + 6 H2O = C6H12O6 + 6 O2
HCl + KOH = HOH + KCl =>
HCl + KOH = HOH + KCl
KNO3 + KOH = K2 + NO3OH =>
KNO3 + KOH = K2 + NO3OH
Cu + HNO3 = Cu(NO3)2 + NO + H2O =>
3 Cu + 8 HNO3 = 3 Cu(NO3)2 + 2 NO + 4 H2O
Ba(NO3)2 + (NH4)2S = (NH4)2(NO3)2 + BaS =>
Ba(NO3)2 + (NH4)2S = (NH4)2(NO3)2 + BaS
CuO + CH4 = Cu + CO + H2O =>
3 CuO + CH4 = 3 Cu + CO + 2 H2O
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
N2 + O2 = N2O5 =>
2 N2 + 5 O2 = 2 N2O5
C8H10O2 + NaOH + C4H10O4S = C10H18O3 + H2O + Na2SO4 =>
8 C8H10O2 + 18 NaOH + 9 C4H10O4S = 10 C10H18O3 + 4 H2O + 9 Na2SO4
Au2S3 + H2 = Au + H2S =>
Au2S3 + 3 H2 = 2 Au + 3 H2S
KMnO4 + HBr = MnBr2 + Br2 + KBr + H2O =>
2 KMnO4 + 16 HBr = 2 MnBr2 + 5 Br2 + 2 KBr + 8 H2O
ZnO + NO2 = ZnNO3 =>
ZnO + NO2 = ZnNO3
Fe2 + Cl = FeCl2 =>
Fe2 + 4 Cl = 2 FeCl2
NOF = NO + F2 =>
2 NOF = 2 NO + F2
Fe + O2 = Fe2O3 =>
4 Fe + 3 O2 = 2 Fe2O3
NH2OH = H2 + N2O + O2 =>
4 NH2OH = 6 H2 + 2 N2O + O2
K + O2 = KO3 =>
2 K + 3 O2 = 2 KO3
Fe + OH = Fe(OH)3 =>
Fe + 3 OH = Fe(OH)3
(Cr2O7){-}2 + I{-} + H{+} = Cr3{+} + I3{-} + H2O =>
6(Cr2O7){-}2 + 111 I{-} + 84 H{+} = 4 Cr3{+} + 37 I3{-} + 42 H2O
KHC4H4O6 + KOH = K2C4H4O6 + H2O =>
KHC4H4O6 + KOH = K2C4H4O6 + H2O
Cl2 + BrK = KCl + Br2 =>
Cl2 + 2 BrK = 2 KCl + Br2
Mg + AlCl3 = MgCl2 + Al =>
3 Mg + 2 AlCl3 = 3 MgCl2 + 2 Al
Cu(NO3)2 + Sn = Cu + Sn(NO3)2 = =>
Cu(NO3)2 + Sn = Cu + Sn(NO3)2
Al2(SO4)3 + Ca(OH)2 = Al(OH)3 + CaSO4 =>
Al2(SO4)3 + 3 Ca(OH)2 = 2 Al(OH)3 + 3 CaSO4
C3H6 + O2 = CO2 + H2O =>
2 C3H6 + 9 O2 = 6 CO2 + 6 H2O
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