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PbO2(s) + 4 HCl(ac) = PbCl2(s) + Cl2(g) + 2 H2O(l)
P + O2 = P2O5 =>
4 P + 5 O2 = 2 P2O5
Sb + HNO3 + HCl = SbCl2 + NO + H2O =>
3 Sb + 2 HNO3 + 6 HCl = 3 SbCl2 + 2 NO + 4 H2O
HMnO4 + HNO2 = MnO2 + N2O4 + H2O =>
2 HMnO4 + 6 HNO2 = 2 MnO2 + 3 N2O4 + 4 H2O
Al2O3 = Al + O2 =>
2 Al2O3 = 4 Al + 3 O2
Cr2O2 + KOH + O2 = K2CrO4 + H2O =>
Cr2O2 + 4 KOH + 2 O2 = 2 K2CrO4 + 2 H2O
ZnBr2 = Zn + Br2 =>
ZnBr2 = Zn + Br2
CaCO3 + H3PO4 = HCO3 + Ca3PO4 =>
3 CaCO3 + H3PO4 = 3 HCO3 + Ca3PO4
Ne + Zn = NeZn =>
Ne + Zn = NeZn
H3PO4 + Na2CO3 = CO2 + H2O + Na3PO4 =>
2 H3PO4 + 3 Na2CO3 = 3 CO2 + 3 H2O + 2 Na3PO4
K2CO3 + HCl = KCl + H2O + CO2 =>
K2CO3 + 2 HCl = 2 KCl + H2O + CO2
Na2CO3*3H2O2 + CoSO4 = Co2O3 + Na2SO4 + H2O + CO2 + O2 =>
4 Na2CO3*3H2O2 + 4 CoSO4 = 2 Co2O3 + 4 Na2SO4 + 12 H2O + 4 CO2 + 5 O2
Na3PO4(l) + Ca(NO3)2(s) = NaNO3(s) + Ca3(PO4)2(s) =>
2 Na3PO4(l) + 3 Ca(NO3)2(s) = 6 NaNO3(s) + Ca3(PO4)2(s)
I{-} + SO4{-2} + H{+} = I2 + H2S + H2O =>
8 I{-} + SO4{-2} + 10 H{+} = 4 I2 + H2S + 4 H2O
Ca(NO3)2 + K2CO3 = CaCO3 + KNO3 =>
Ca(NO3)2 + K2CO3 = CaCO3 + 2 KNO3
[Ni(H2O)6](Cl)2 + NH4BF4 + NH3 = [Ni(NH3)6](BF4)2 + Cl{-} + NH4{+} + H2O =>
[Ni(H2O)6](Cl)2 + 2 NH4BF4 + 6 NH3 = [Ni(NH3)6](BF4)2 + 2 Cl{-} + 2 NH4{+} + 6 H2O
Cu(NO3)2 + Ca = Ca(NO3)2 + Cu =>
Cu(NO3)2 + Ca = Ca(NO3)2 + Cu
Sb + HNO3 + HCl = SbCl2 + NO + H2O =>
3 Sb + 2 HNO3 + 6 HCl = 3 SbCl2 + 2 NO + 4 H2O
K3PO4 + H2SO4 = KHSO4 + H3PO4 =>
K3PO4 + 3 H2SO4 = 3 KHSO4 + H3PO4
K2CO3 + AuNO3 = KNO3 + Au2CO3 =>
K2CO3 + 2 AuNO3 = 2 KNO3 + Au2CO3
Ca + Cl2 = CaCl2 =>
Ca + Cl2 = CaCl2
MgSO4 + SrNO3 = MgNO3 + SrSO4 =>
MgSO4 + SrNO3 = MgNO3 + SrSO4
As + Cl2 = AsCl5 =>
2 As + 5 Cl2 = 2 AsCl5
CaO + P2O5 = Ca3(PO4)2 =>
3 CaO + P2O5 = Ca3(PO4)2
Na4 + SiO4 = Na4SiO4 =>
Na4 + SiO4 = Na4SiO4
Cu(HCO3)2(s) + H2SO4(aq) = CuSO4(aq) + H2O(l) + CO2(g) =>
Cu(HCO3)2(s) + H2SO4(aq) = CuSO4(aq) + 2 H2O(l) + 2 CO2(g)
GeCl4 + Ge = GeCl2 =>
GeCl4 + Ge = 2 GeCl2
C = C4 =>
4 C = C4
H2CO3 + CuSO4 = CuCO3 + SO4H2 =>
H2CO3 + CuSO4 = CuCO3 + SO4H2
KI + K2Cr2O7 + KHSO4 = K2SO4 + Cr2(SO4)3 + I2 + H2O =>
6 KI + K2Cr2O7 + 14 KHSO4 = 11 K2SO4 + Cr2(SO4)3 + 3 I2 + 7 H2O
Cu(NO3)2(aq) + NaOH(aq) = Cu(OH)2 + Na2(NO3)2 =>
Cu(NO3)2(aq) + 2 NaOH(aq) = Cu(OH)2 + Na2(NO3)2
MgNo = Mg + No =>
MgNo = Mg + No
C5H8O2 + Br2 = C5H8O2Br2 =>
C5H8O2 + Br2 = C5H8O2Br2
Cu(NO3)2 + Ca = Ca(NO3)2 + Cu =>
Cu(NO3)2 + Ca = Ca(NO3)2 + Cu
Cr(OH)4 = CrO4 + H =>
Cr(OH)4 = CrO4 + 4 H
Cu + NaOH = CuOH + Na =>
Cu + NaOH = CuOH + Na
P + O2 = P2O5 =>
4 P + 5 O2 = 2 P2O5
CH3Cl + Zn = C2H6 + ZnCl2 =>
2 CH3Cl + Zn = C2H6 + ZnCl2
AgNO3 + Cl2 = Ag2Cl2 + NO3 =>
2 AgNO3 + Cl2 = Ag2Cl2 + 2 NO3
Li(AlH4) + H2O = Li{+} + OH{-} + Al2O3 + H2 =>
2 Li(AlH4) + 5 H2O = 2 Li{+} + 2 OH{-} + Al2O3 + 8 H2
AgClO4(aq) + SrBr2(aq) = Sr(ClO4)2(aq) + AgBr(s) =>
2 AgClO4(aq) + SrBr2(aq) = Sr(ClO4)2(aq) + 2 AgBr(s)
Na + GaBr3 = NaBr + Ga =>
3 Na + GaBr3 = 3 NaBr + Ga
K[PtCl3(NH3)] = PtCl3 + KNH3 =>
K[PtCl3(NH3)] = PtCl3 + KNH3
SiO2 + HF = H2SiF6 + H2O =>
SiO2 + 6 HF = H2SiF6 + 2 H2O
C2H6 + F2 = C2H5F + HF =>
C2H6 + F2 = C2H5F + HF
NaO + H2O = NaOH + O2 =>
4 NaO + 2 H2O = 4 NaOH + O2
CH3OH + Br2 = HOBr + CH3Br2 =>
2 CH3OH + 3 Br2 = 2 HOBr + 2 CH3Br2
SeF6 + H2O = HF + H6SeO6 =>
SeF6 + 6 H2O = 6 HF + H6SeO6
S + KNO2 + KOH = K2SO3 + N2 + H2O =>
3 S + 4 KNO2 + 2 KOH = 3 K2SO3 + 2 N2 + H2O
(C5H9O) + O2 = CO2 + H2O =>
4(C5H9O) + 27 O2 = 20 CO2 + 18 H2O
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