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Pb(NO3)2 + 2 NaI = PbI2 + 2 NaNO3
K + KNO3 = K2O + N2 =>
10 K + 2 KNO3 = 6 K2O + N2
C6H12 + O2 = CO2 + H2O =>
C6H12 + 9 O2 = 6 CO2 + 6 H2O
CH3CH2OCH2CH3 + HBr = CH3CH2Br + H2O =>
CH3CH2OCH2CH3 + 2 HBr = 2 CH3CH2Br + H2O
K3PO4(aq) + HCl(aq) = KCl(aq) + H3PO4 =>
K3PO4(aq) + 3 HCl(aq) = 3 KCl(aq) + H3PO4
Pb(NO3)2 = PbO + NO2 + O2 =>
2 Pb(NO3)2 = 2 PbO + 4 NO2 + O2
Pb2 + OH = Pb(OH)2 =>
Pb2 + 4 OH = 2 Pb(OH)2
Al + H2SO4 = Al2(SO4)3 + H2 =>
2 Al + 3 H2SO4 = Al2(SO4)3 + 3 H2
Cu + HNO3 = NO + Cu(NO3)2 + H2O =>
3 Cu + 8 HNO3 = 2 NO + 3 Cu(NO3)2 + 4 H2O
Fe + CuCl2 = FeCl2 + Cu =>
Fe + CuCl2 = FeCl2 + Cu
CuSO4(aq) + HCl(aq) = CuCl2(aq) + H2SO4(aq) =>
CuSO4(aq) + 2 HCl(aq) = CuCl2(aq) + H2SO4(aq)
C2H4(g) + O2(g) = CO2(g) + H2O(g) =>
C2H4(g) + 3 O2(g) = 2 CO2(g) + 2 H2O(g)
Al3 + OH = Al(OH)3 =>
Al3 + 9 OH = 3 Al(OH)3
HCl + CuSO4 = H2SO4 + CuCl2 =>
2 HCl + CuSO4 = H2SO4 + CuCl2
Na2SO3 + H2SO4 = Na2SO4 + H2O + SO2 =>
Na2SO3 + H2SO4 = Na2SO4 + H2O + SO2
Li + CO2 + H2O = LiHCO3 + H2 =>
2 Li + 2 CO2 + 2 H2O = 2 LiHCO3 + H2
Mg + O2 = OMg =>
2 Mg + O2 = 2 OMg
H3PO4 + KOH = K3PO4 + H2O =>
H3PO4 + 3 KOH = K3PO4 + 3 H2O
Zn(C2H3O2)2 + Na3PO4 = Na(C2H3O2) + Zn3(PO4)2 =>
3 Zn(C2H3O2)2 + 2 Na3PO4 = 6 Na(C2H3O2) + Zn3(PO4)2
Cl2 + KOH = KCl + H2O + KClO4 =>
4 Cl2 + 8 KOH = 7 KCl + 4 H2O + KClO4
CO + H2O = CH12O6 + O6 =>
6 CO + 36 H2O = 6 CH12O6 + O6
Pb{+2} + Cl{-} = PbCl2(s) =>
Pb{+2} + 2 Cl{-} = PbCl2(s)
HC2H3O2 + K2CO3 = KC2H3O2 + H2O + CO2 =>
2 HC2H3O2 + K2CO3 = 2 KC2H3O2 + H2O + CO2
Ce + Pb3O4 = PbO + CeO =>
Ce + Pb3O4 = 3 PbO + CeO
BA(NO3)2 + ZNSO4 = BASO4 + ZN(NO3)2 =>
BA(NO3)2 + ZNSO4 = BASO4 + ZN(NO3)2
Al + CuO = Al2O3 + Cu =>
2 Al + 3 CuO = Al2O3 + 3 Cu
Na2CO3(aq) + CaCl2(aq) = CaCO3(s) + NaCl(aq) =>
Na2CO3(aq) + CaCl2(aq) = CaCO3(s) + 2 NaCl(aq)
C5H12(l) + O2(g) = CO2(g) + H2O(g) =>
C5H12(l) + 8 O2(g) = 5 CO2(g) + 6 H2O(g)
CAO + H2O = CA(OH)2 =>
CAO + H2O = CA(OH)2
Al(OH)3 + OH = AlO2 + H2O =>
Al(OH)3 + OH = AlO2 + 2 H2O
C6H12O2 + O2 = CO2 + H2O =>
C6H12O2 + 8 O2 = 6 CO2 + 6 H2O
N2O4 = NO2 =>
N2O4 = 2 NO2
AgNO3(aq) + HCl(aq) = HNO3(aq) + AgCl(s) =>
AgNO3(aq) + HCl(aq) = HNO3(aq) + AgCl(s)
Na2CO3 + CaCl2 = CaCO3 + NaCl =>
Na2CO3 + CaCl2 = CaCO3 + 2 NaCl
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
CH3COOH + H2O = CH3COO + H3O =>
CH3COOH + H2O = CH3COO + H3O
KMno4 + KNO2 + KOH = K2Mno4 + KNO3 + H2O =>
2 KMno4 + KNO2 + 2 KOH = 2 K2Mno4 + KNO3 + H2O
Mg2 + O2 = MgO =>
Mg2 + O2 = 2 MgO
Cd + HClO4 = Cd(ClO4)2 + H2 =>
Cd + 2 HClO4 = Cd(ClO4)2 + H2
Cl2 + KBr = KCl + Br2 =>
Cl2 + 2 KBr = 2 KCl + Br2
K2 + O2 = K2O =>
2 K2 + O2 = 2 K2O
N2 + O2 = NO =>
N2 + O2 = 2 NO
FE + Cl2 = FECl3 =>
2 FE + 3 Cl2 = 2 FECl3
Al(s) + Cl2(g) = AlCl3(s) =>
2 Al(s) + 3 Cl2(g) = 2 AlCl3(s)
CsOH + FeCl3 = FeOH + CsCl3 =>
CsOH + FeCl3 = FeOH + CsCl3
(H2SO4) + (NaOH) = (Na2SO4) + H2O =>
(H2SO4) + 2(NaOH) = (Na2SO4) + 2 H2O
PbO2 + CrCl3 + KOH = K2[Pb(OH)4] + K2CrO4 + KCl + H2O =>
3 PbO2 + 2 CrCl3 + 16 KOH = 3 K2[Pb(OH)4] + 2 K2CrO4 + 6 KCl + 2 H2O
NaOH(aq) + HCl(aq) = NaCl(aq) + H2O(l) =>
NaOH(aq) + HCl(aq) = NaCl(aq) + H2O(l)
P4O10 + H2O = H3PO4 =>
P4O10 + 6 H2O = 4 H3PO4
TiCl4 + H2O = TiO2 + HCl =>
TiCl4 + 2 H2O = TiO2 + 4 HCl
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