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Cu + 4 HNO3(stez) = Cu(NO3)2 + 2 NO2 + 2 H2O
Na2CrO4 + Pb(C2H3O2)2 = Na2(C2H3O2)2 + PbCrO4 =>
Na2CrO4 + Pb(C2H3O2)2 = Na2(C2H3O2)2 + PbCrO4
IK + H2O2 = HOK + I2 =>
2 IK + H2O2 = 2 HOK + I2
FeI2 + Cl2 + H2O = HIO3 + FeCl3 + HCl =>
2 FeI2 + 13 Cl2 + 12 H2O = 4 HIO3 + 2 FeCl3 + 20 HCl
Cl2(g) + O2(g) = ClO(s) =>
Cl2(g) + O2(g) = 2 ClO(s)
SO3 + H2O = H2SO4 =>
SO3 + H2O = H2SO4
ZnO + NaOH = NaO + ZnOH =>
ZnO + NaOH = NaO + ZnOH
AgNO3 + NaHS = Ag2S + NaNO3 + H2S =>
2 AgNO3 + 2 NaHS = Ag2S + 2 NaNO3 + H2S
SiO2(s) + HF(g) = SiF4(g) + H2O(l) =>
SiO2(s) + 4 HF(g) = SiF4(g) + 2 H2O(l)
K2CO3 + NaCl = Na2CO3 + KCl =>
K2CO3 + 2 NaCl = Na2CO3 + 2 KCl
KNO3 + CHO = KCO + CO + H2O + N2 =>
2 KNO3 + 12 CHO = 2 KCO + 10 CO + 6 H2O + N2
KMn04 + Na2SO3 + H2SO4 = MnSO4 + Na2S04 + H2O + K2SO4 =>
8 KMn04 + 3 Na2SO3 + 45 H2SO4 = 32 MnSO4 + 3 Na2S04 + 45 H2O + 4 K2SO4
CdI2 + NaOH = Cd(OH)2 + NaI =>
CdI2 + 2 NaOH = Cd(OH)2 + 2 NaI
MnO4{-} + S2O3{2-} + H2O = MnO2 + SO4{2-} + OH{-} =>
8 MnO4{-} + 3 S2O3{2-} + H2O = 8 MnO2 + 6 SO4{2-} + 2 OH{-}
KClO3 + (Cu(NH3)4)(C7H5O2)2 = CO2 + H2O + N2 + CuO + KCl =>
12 KClO3 + (Cu(NH3)4)(C7H5O2)2 = 14 CO2 + 11 H2O + 2 N2 + CuO + 12 KCl
CH4(g) + O2(g) = C02(g) + H2O(g) =>
2 CH4(g) + 2 O2(g) = C02(g) + 4 H2O(g)
NH4ClO3 + Cu(OH)2 = Cu(ClO3)2 + NH3 + H2O =>
2 NH4ClO3 + Cu(OH)2 = Cu(ClO3)2 + 2 NH3 + 2 H2O
ZnO + H2 = Zn + H2O =>
ZnO + H2 = Zn + H2O
Al + FeO = Al(FeO) =>
Al + FeO = Al(FeO)
CuO + H2SO4 = CuSO4 + H2O =>
CuO + H2SO4 = CuSO4 + H2O
SO3 = SO2 + O2 =>
2 SO3 = 2 SO2 + O2
Al + NaOH + H(OH) = NaAl(OH)4 + H2 =>
2 Al + 2 NaOH + 6 H(OH) = 2 NaAl(OH)4 + 3 H2
C6H5COONa + H2O = C6H4COONa + H3O =>
C6H5COONa + H2O = C6H4COONa + H3O
CuSO4 + NH2OH + C2H2 = Cu2C2 + N2 + H2O + H2SO4 =>
2 CuSO4 + 2 NH2OH + C2H2 = Cu2C2 + N2 + 2 H2O + 2 H2SO4
NaCl + AgNO3 + Na2S2O3 = AgCl + NaS2 + Na2NO3O3 =>
NaCl + AgNO3 + Na2S2O3 = AgCl + NaS2 + Na2NO3O3
K2S + Mn(NO3)2 = MnS + KNO3 =>
K2S + Mn(NO3)2 = MnS + 2 KNO3
NaCl + AgNO3 + Na2S2O3 = AgCl + NaS2 + Na2NO3O3 =>
NaCl + AgNO3 + Na2S2O3 = AgCl + NaS2 + Na2NO3O3
CuHS + O2 + H{+} = Cu2S{+} + H2S + H2O =>
8 CuHS + O2 + 4 H{+} = 4 Cu2S{+} + 4 H2S + 2 H2O
NaCl + AgNO3 + Na2S2O3 = AgCl + NaS2 + Na2NO3O3 =>
NaCl + AgNO3 + Na2S2O3 = AgCl + NaS2 + Na2NO3O3
HNO2 = H2 + NO2 =>
2 HNO2 = H2 + 2 NO2
Li2S + O2 = Li + SO2 =>
Li2S + O2 = 2 Li + SO2
S + KClO3 + KOH = K2SO4 + KCl + H2O =>
S + KClO3 + 2 KOH = K2SO4 + KCl + H2O
Na2HPO4 + Ba(OH)2 = Ba3(PO4)2 + NaOH + H2O =>
2 Na2HPO4 + 3 Ba(OH)2 = Ba3(PO4)2 + 4 NaOH + 2 H2O
Be(OH)2 + CO2 = BeCO3 + H2O =>
Be(OH)2 + CO2 = BeCO3 + H2O
C4H9Br + H2O = C4H9OH + Br{-} + H3O{+} =>
C4H9Br + 2 H2O = C4H9OH + Br{-} + H3O{+}
C2H4 + KMnO4 + H2SO4 = CO2 + H2O + MnSO4 + K2SO4 =>
5 C2H4 + 12 KMnO4 + 18 H2SO4 = 10 CO2 + 28 H2O + 12 MnSO4 + 6 K2SO4
MgCl2 + K3(PO)4 = Mg(PO)4 + K3Cl2 =>
MgCl2 + K3(PO)4 = Mg(PO)4 + K3Cl2
Mg(s) + P(s) = Mg3P2(s) =>
3 Mg(s) + 2 P(s) = Mg3P2(s)
KOH + Na2S = KS + OHNa2 =>
KOH + Na2S = KS + OHNa2
Br2 + KMnO4 + HCl = MnCl2 + KCl + KBrO4 + H2O =>
5 Br2 + 14 KMnO4 + 32 HCl = 14 MnCl2 + 4 KCl + 10 KBrO4 + 16 H2O
Mn3O4 = O + Mn =>
Mn3O4 = 4 O + 3 Mn
C6H2Br + HNO3 + H2SO4 = C6H4NO2Br + HSO4 + H2O =>
C6H2Br + HNO3 + 3 H2SO4 = C6H4NO2Br + 3 HSO4 + H2O
Al + HCl = H2 + AlCl3 =>
2 Al + 6 HCl = 3 H2 + 2 AlCl3
K2SO4 + KOH = K + SO2 + HO4 =>
3 K2SO4 + 2 KOH = 8 K + 3 SO2 + 2 HO4
AlSiO3 + (OH)4 = Al6Si2O13 + SiO2 + H2O =>
12 AlSiO3 + 3(OH)4 = 2 Al6Si2O13 + 8 SiO2 + 6 H2O
(NH4)2SO4 + NH3 + Cu(OH)2 = [Cu(NH3)4]SO4*H2O + H2O =>
(NH4)2SO4 + 2 NH3 + Cu(OH)2 = [Cu(NH3)4]SO4*H2O + H2O
H2SO3 + Cu(OH)2 = H2O + Cu2(SO3)2 =>
2 H2SO3 + 2 Cu(OH)2 = 4 H2O + Cu2(SO3)2
Ca + O2 = CaO = = =>
2 Ca + O2 = 2 CaO
C6H4(COOH)2(s) + C2H4(OH)2(aq) = C10H6O4(aq) + H2O(l) =>
6 C6H4(COOH)2(s) + C2H4(OH)2(aq) = 5 C10H6O4(aq) + 6 H2O(l)
BF3 + H2O = H3BO3 + HBF4 =>
4 BF3 + 3 H2O = H3BO3 + 3 HBF4
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