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2 Cu + 2 PdCl2 = 2 CuCl2 + Pd2
H2SO4 + NO = S + HNO3 =>
H2SO4 + 2 NO = S + 2 HNO3
Cu(NO3)2 + NaI = CuI + I2 + NaNO3 =>
2 Cu(NO3)2 + 4 NaI = 2 CuI + I2 + 4 NaNO3
CaCO3(s) + H2SO4(aq) = CaSO4 + H2O + CO2 =>
CaCO3(s) + H2SO4(aq) = CaSO4 + H2O + CO2
C9H11NO2 + O2 = CO2 + H2O + NH3 =>
C9H11NO2 + 10 O2 = 9 CO2 + 4 H2O + NH3
CH3COOH + HNO3 = CO2 + N2 + H2O =>
5 CH3COOH + 8 HNO3 = 10 CO2 + 4 N2 + 14 H2O
K2NaCo(NO2)6 + KMnO4 + H2SO4 = K2SO4 + Na2SO4 + CoSO4 + MnO2 + H2O + HNO3 =>
6 K2NaCo(NO2)6 + 22 KMnO4 + 26 H2SO4 = 17 K2SO4 + 3 Na2SO4 + 6 CoSO4 + 22 MnO2 + 8 H2O + 36 HNO3
K + O2 = K2O =>
4 K + O2 = 2 K2O
IO2 + CO = I + CO2 =>
IO2 + 2 CO = I + 2 CO2
KBr + PbCl2 = KCl2 + PbBr =>
KBr + PbCl2 = KCl2 + PbBr
NH4Cl + NaNO2 = NaCl + H2O + N2 =>
NH4Cl + NaNO2 = NaCl + 2 H2O + N2
Na(OH) + KI = NaI + K(OH) =>
Na(OH) + KI = NaI + K(OH)
H2S + O = H2O + S =>
H2S + O = H2O + S
C8H5O4K + H2O = H3O + C8H4O4K =>
C8H5O4K + H2O = H3O + C8H4O4K
NaC12H25SO4 + CuSO4 = Cu(C12H25SO4)2 + Na2SO4 =>
2 NaC12H25SO4 + CuSO4 = Cu(C12H25SO4)2 + Na2SO4
Cu + HNO3 = Cu(NO3)2 + NO + H2O =>
3 Cu + 8 HNO3 = 3 Cu(NO3)2 + 2 NO + 4 H2O
KBr + PbCl2 = KCl2 + PbBr =>
KBr + PbCl2 = KCl2 + PbBr
NISO4 + Ca = CaSO4 + NI =>
NISO4 + Ca = CaSO4 + NI
HCHO + KMnO4 + H2SO4 = CO2 + K2SO4 + MnSO4 + H2O =>
5 HCHO + 4 KMnO4 + 6 H2SO4 = 5 CO2 + 2 K2SO4 + 4 MnSO4 + 11 H2O
Cu + AgNO3 = Cu(NO3)2 + Ag =>
Cu + 2 AgNO3 = Cu(NO3)2 + 2 Ag
KMnO4 + C12H22O11 = CO2 + MnO2 + H2O + KOH =>
16 KMnO4 + C12H22O11 = 12 CO2 + 16 MnO2 + 3 H2O + 16 KOH
Na3PO4 + CoBr2 = NaBr + Co3(PO4)2 =>
2 Na3PO4 + 3 CoBr2 = 6 NaBr + Co3(PO4)2
HNO3 + Ni = Ni(NO3)2 + H2 =>
2 HNO3 + Ni = Ni(NO3)2 + H2
Cu + HNO3 = Cu(NO3)2 + NO2 + H2O =>
Cu + 4 HNO3 = Cu(NO3)2 + 2 NO2 + 2 H2O
AlCl3 + NaCH3COO = Al(CH3COO)3 + NaCl =>
AlCl3 + 3 NaCH3COO = Al(CH3COO)3 + 3 NaCl
AgBr(s) + Na2S2O3(aq) = Na3Ag(S2O3)2(aq) + NaBr(aq) =>
AgBr(s) + 2 Na2S2O3(aq) = Na3Ag(S2O3)2(aq) + NaBr(aq)
KBr + PbCl2 = KCl2 + PbBr =>
KBr + PbCl2 = KCl2 + PbBr
NH4Cl(aq) + Pb(NO3)2(aq) = NH4(NO3) + PbCl2 =>
2 NH4Cl(aq) + Pb(NO3)2(aq) = 2 NH4(NO3) + PbCl2
Fe + H{+} = Fe{2+} + H2 =>
Fe + 2 H{+} = Fe{2+} + H2
Cu + Ca(NO3)2 = Cu(NO3)2 + Ca =>
Cu + Ca(NO3)2 = Cu(NO3)2 + Ca
K + HCl = H2 + KCl2 =>
K + 2 HCl = H2 + KCl2
[C6H10O5] + O2 = CO2 + H2O =>
[C6H10O5] + 6 O2 = 6 CO2 + 5 H2O
KOH + H2O = H + KOH[OH] =>
KOH + H2O = H + KOH[OH]
Al(NO3)3 + Na2S2O3 = AlS2O3 + Na2(NO3)3 =>
Al(NO3)3 + Na2S2O3 = AlS2O3 + Na2(NO3)3
KBr + PbCl2 = KCl2 + PbBr =>
KBr + PbCl2 = KCl2 + PbBr
ZnI2 + Na2CO3 = ZnCO3 + NaI =>
ZnI2 + Na2CO3 = ZnCO3 + 2 NaI
P4 + O2 = P2O5 =>
P4 + 5 O2 = 2 P2O5
KBr + PbCl2 = KCl2 + PbBr =>
KBr + PbCl2 = KCl2 + PbBr
C2H5COOH + Ba(OH)2 = (C2H5COO)2Ba + H2O =>
2 C2H5COOH + Ba(OH)2 = (C2H5COO)2Ba + 2 H2O
KBr + PbCl2 = KCl2 + PbBr =>
KBr + PbCl2 = KCl2 + PbBr
Bi + O = BiO3 =>
Bi + 3 O = BiO3
Ca + As = Ca3As =>
3 Ca + As = Ca3As
NO2 + OH{-} = NO3{-} + NO2{-} + H2O =>
2 NO2 + 2 OH{-} = NO3{-} + NO2{-} + H2O
O2 + ClO2 = Cl2O7 =>
3 O2 + 4 ClO2 = 2 Cl2O7
C6H6 + O2 = C + H2O =>
2 C6H6 + 3 O2 = 12 C + 6 H2O
C16H30O2 + O2 = CO2 + H2O =>
2 C16H30O2 + 45 O2 = 32 CO2 + 30 H2O
C7H16(g) + O2(g) = CO2(g) + H2O(aq) =>
C7H16(g) + 11 O2(g) = 7 CO2(g) + 8 H2O(aq)
CuSO4(aq)ZnCrO4(aq) = ZnSO4(aq)CuCrO4(s) =>
CuSO4(aq)ZnCrO4(aq) = ZnSO4(aq)CuCrO4(s)
Fe + CH3COOH + H2O2 = Fe(CH3COO)3 + H2O =>
2 Fe + 6 CH3COOH + 3 H2O2 = 2 Fe(CH3COO)3 + 6 H2O
Cr + KOH + H2O = K(Cr(OH)4) + H2 =>
2 Cr + 2 KOH + 6 H2O = 2 K(Cr(OH)4) + 3 H2
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