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2 Fe(NO3)3(aq) + 3 Na2CO2(aq) = Fe2(CO2)3(s) + 6 NaNO3(aq)
PCl5 + SnO2 = SnCl4 + P4O10 =>
4 PCl5 + 5 SnO2 = 5 SnCl4 + P4O10
Na + O2 = Na2O =>
4 Na + O2 = 2 Na2O
PO4 + FeSO4 = FePO4 + SO4 =>
PO4 + FeSO4 = FePO4 + SO4
C6H12O + C2H4O2 = C6H10O + H2O =>
4 C6H12O + 3 C2H4O2 = 5 C6H10O + 5 H2O
Cu(NO3) + Na(CO3) = CuCO3 + NaNO3 =>
Cu(NO3) + Na(CO3) = CuCO3 + NaNO3
Pb(C2H3O2)2 + Na2SO4 = PbSO4 + NaC2H3O2 =>
Pb(C2H3O2)2 + Na2SO4 = PbSO4 + 2 NaC2H3O2
B + FeCl3 = BCl3 + Fe =>
B + FeCl3 = BCl3 + Fe
CH3CH2COO + HCl = CH3CH2COOH + Cl =>
CH3CH2COO + HCl = CH3CH2COOH + Cl
FeCl3 + NaSCN = Fe(SCN)3 + NaCl =>
FeCl3 + 3 NaSCN = Fe(SCN)3 + 3 NaCl
H2SO3H2O2 = H2SO4H2O =>
H2SO3H2O2 = H2SO4H2O
Pb(CH3COO)2 + NaOH = Pb(OH)2 + NaCH3COO =>
Pb(CH3COO)2 + 2 NaOH = Pb(OH)2 + 2 NaCH3COO
Al + FeCl2 = Al(FeCl2) =>
Al + FeCl2 = Al(FeCl2)
Pb(NO3)2 + H2(SO4) = Pb(SO4) + H(NO3) =>
Pb(NO3)2 + H2(SO4) = Pb(SO4) + 2 H(NO3)
Sc2O3 + BrOH = Sc(OH)3 + Br2O =>
Sc2O3 + 6 BrOH = 2 Sc(OH)3 + 3 Br2O
CrO4{2-} + S2O3{2-} + H2O = SO4{2-} + [Cr3]{3+} + OH{-} =>
24 CrO4{2-} + 15 S2O3{2-} + 21 H2O = 30 SO4{2-} + 8[Cr3]{3+} + 42 OH{-}
C4H9OH + Na2Cr2O7 + H2SO4 = CH3CH2CH2COOH + Na2SO4 + Cr2(SO4)3 + H2O =>
3 C4H9OH + 2 Na2Cr2O7 + 8 H2SO4 = 3 CH3CH2CH2COOH + 2 Na2SO4 + 2 Cr2(SO4)3 + 11 H2O
Pb(NO3)2 + Na2(SO4) = PbSO4 + NaNO3 =>
Pb(NO3)2 + Na2(SO4) = PbSO4 + 2 NaNO3
C15H10N2O2 + O2 = CO + HCN + H2O =>
2 C15H10N2O2 + 15 O2 = 26 CO + 4 HCN + 8 H2O
CuSO4(aq) + NaCl(aq) = CuNa + SO4Cl =>
CuSO4(aq) + NaCl(aq) = CuNa + SO4Cl
HI + K2CO3 = H2CO3 + KI =>
2 HI + K2CO3 = H2CO3 + 2 KI
X + H{+} = X{+} + H2 =>
2 X + 2 H{+} = 2 X{+} + H2
HI + H2SO4 = I + HS + H2O =>
7 HI + H2SO4 = 7 I + HS + 4 H2O
Pb(OH)2 + NaOH = Na2[Pb(OH)4] =>
Pb(OH)2 + 2 NaOH = Na2[Pb(OH)4]
K4[Fe(CN)6] + NaOH = Na4[Fe(CN)6] + KOH =>
K4[Fe(CN)6] + 4 NaOH = Na4[Fe(CN)6] + 4 KOH
H2 + PbO = HPbO =>
H2 + 2 PbO = 2 HPbO
Pb(NO3)2 + NaCI = Pb(NO3)2NaCI =>
Pb(NO3)2 + NaCI = Pb(NO3)2NaCI
(NH4)2SO4 + K(OH) = K2(SO4) + NH3 + H2O =>
(NH4)2SO4 + 2 K(OH) = K2(SO4) + 2 NH3 + 2 H2O
Fe + NH3 = Fe(NH3)3 =>
Fe + 3 NH3 = Fe(NH3)3
C4H10OH2SO4 = C4H10SO4H2O =>
C4H10OH2SO4 = C4H10SO4H2O
N2H4 + (HO) = N2 + H2O =>
N2H4 + 4(HO) = N2 + 4 H2O
Ca3N2 = Ca2 + N2 =>
2 Ca3N2 = 3 Ca2 + 2 N2
KCI + H2O2 = CI + KOH =>
2 KCI + H2O2 = 2 CI + 2 KOH
He8 + O2 = HeO3 =>
He8 + 12 O2 = 8 HeO3
C3H3N3O3 + H3BO3 + N2 = B3N4 + CO2 + H2O =>
2 C3H3N3O3 + 6 H3BO3 + N2 = 2 B3N4 + 6 CO2 + 12 H2O
C5H10 + Cl + KOH = C5H8 + H2O + KCl =>
C5H10 + 2 Cl + 2 KOH = C5H8 + 2 H2O + 2 KCl
Pb + Ag = PbAg =>
Pb + Ag = PbAg
Pb + Ca(OH)2 = Pb(OH)2 + Ca =>
Pb + Ca(OH)2 = Pb(OH)2 + Ca
Ag(NO3)2 + NaPO4 = AgPO4 + Na(NO3)2 =>
Ag(NO3)2 + NaPO4 = AgPO4 + Na(NO3)2
NH3 + H3PO4 = N(PO4) + H =>
NH3 + H3PO4 = N(PO4) + 6 H
CrO4{-2} + I{-} + H{+} = Cr{+3} + I{2} + H2O =>
CrO4{-2} + I{-} + 8 H{+} = Cr{+3} + I{2} + 4 H2O
K[Fe(OH)4] + H2SO4 = K2SO4 + Fe2(SO4)3 + H2O =>
2 K[Fe(OH)4] + 4 H2SO4 = K2SO4 + Fe2(SO4)3 + 8 H2O
C5H10O2 + Mg = C5H9O2 + MgH =>
C5H10O2 + Mg = C5H9O2 + MgH
FeCl3 + NaBr = FeBr3 + NaCl =>
FeCl3 + 3 NaBr = FeBr3 + 3 NaCl
Al + Cu(No3)2(aqu) = Al(No3)3 + Cu =>
2 Al + 3 Cu(No3)2(aqu) = 2 Al(No3)3 + 3 Cu
Pb + SiO2 = PbO + Si =>
2 Pb + SiO2 = 2 PbO + Si
PbCO3 + CH3COOH = CO2 + H2O + (CH3COO)2Pb =>
PbCO3 + 2 CH3COOH = CO2 + H2O + (CH3COO)2Pb
CuCl2*2H2O + I = ICl2 + H2O + Cu =>
CuCl2*2H2O + I = ICl2 + 2 H2O + Cu
PbCl4 + CaCO3 = Pb(CO3)2 + CaCl2 =>
PbCl4 + 2 CaCO3 = Pb(CO3)2 + 2 CaCl2
Rb2SO3 + HCl = RbCl + H2SO3 =>
Rb2SO3 + 2 HCl = 2 RbCl + H2SO3
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