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Zn(NO3)2 + Na2S = ZnS + 2 Na + 2 NO3
KMnO4 + NaHSO3 = K2SO4 + MnO2 + NaHSO4 + H2O + Na2SO4 =>
2 KMnO4 + 3 NaHSO3 = K2SO4 + 2 MnO2 + NaHSO4 + H2O + Na2SO4
Na2S + Cu(NO3) = NaNO3 + Cu2S =>
Na2S + 2 Cu(NO3) = 2 NaNO3 + Cu2S
Al(OH)3 + HCl = AlCl3 + H2O =>
Al(OH)3 + 3 HCl = AlCl3 + 3 H2O
CuBr + HNO3 = Cu(NO3)2 + Br2 + NO2 + H2O =>
2 CuBr + 8 HNO3 = 2 Cu(NO3)2 + Br2 + 4 NO2 + 4 H2O
I{-} + IO3{-} + H2SO4 = I2 + SO4{-2} + H2O =>
5 I{-} + IO3{-} + 3 H2SO4 = 3 I2 + 3 SO4{-2} + 3 H2O
Na2CO3 + Nb2O5 + K2CO3 + TiO2 + BaCO3 + SrCO3 + MnO2 = K300Na300Nb600Ba360Sr40Ti400O3000Mn5O10 + CO2 =>
150 Na2CO3 + 300 Nb2O5 + 150 K2CO3 + 400 TiO2 + 360 BaCO3 + 40 SrCO3 + 5 MnO2 = K300Na300Nb600Ba360Sr40Ti400O3000Mn5O10 + 700 CO2
(NH4)2SO4 + H2SO4 = NH4HSO4 =>
(NH4)2SO4 + H2SO4 = 2 NH4HSO4
KCl + NaSO4 = KSO4 + NaCl =>
KCl + NaSO4 = KSO4 + NaCl
Cr + SiO2 = CrO + Si =>
2 Cr + SiO2 = 2 CrO + Si
MnI2 + Ca(C2H3O2)2 = Mn(C2H3O2)2 + CaI2 =>
MnI2 + Ca(C2H3O2)2 = Mn(C2H3O2)2 + CaI2
CO2 + O2 = CO3 =>
2 CO2 + O2 = 2 CO3
Mg + H3PO4(ac) = Mg3(PO4)2(ac) + H2(g) =>
3 Mg + 2 H3PO4(ac) = Mg3(PO4)2(ac) + 3 H2(g)
CH3CH2Br + H2S = CH3CH2HS + HBr =>
CH3CH2Br + H2S = CH3CH2HS + HBr
ReCl5 + NH3 + H2O2 = NH4ReO4 + NH4Cl + O2 =>
ReCl5 + 6 NH3 + 3 H2O2 = NH4ReO4 + 5 NH4Cl + O2
Ba(OH)2(H2O)8 + NH4Cl = NH3 + BaCl2(H2O)2 + H2O =>
Ba(OH)2(H2O)8 + 2 NH4Cl = 2 NH3 + BaCl2(H2O)2 + 8 H2O
KOH + Fe = Fe(OH)2 + K =>
2 KOH + Fe = Fe(OH)2 + 2 K
HNO3 + PbS = S + Pb(NO3) + NO + H2O =>
4 HNO3 + 3 PbS = 3 S + 3 Pb(NO3) + NO + 2 H2O
I2 + C6H14 = C + HI =>
7 I2 + C6H14 = 6 C + 14 HI
KOH + CuS = Cu(OH)2 + K2S =>
2 KOH + CuS = Cu(OH)2 + K2S
Mg + Cu2(SO4)3 = Mg2(SO4)2 + Cu =>
6 Mg + 2 Cu2(SO4)3 = 3 Mg2(SO4)2 + 4 Cu
C6H6 + O3NH = C6H5O2N + H2O =>
C6H6 + O3NH = C6H5O2N + H2O
Fr2SO3 + PbCl2 = PbSO3 + FrCl =>
Fr2SO3 + PbCl2 = PbSO3 + 2 FrCl
HCOONa + Cu(OH)2 = Cu2O + H2O + Na2CO3 + CO2 =>
2 HCOONa + 4 Cu(OH)2 = 2 Cu2O + 5 H2O + Na2CO3 + CO2
H2SO4 + Mg(HCO3)2 = MgSO4 + H(HCO3) =>
H2SO4 + Mg(HCO3)2 = MgSO4 + 2 H(HCO3)
CoCl2 + KCNS = K2Co(CNS)4 + KCl =>
CoCl2 + 4 KCNS = K2Co(CNS)4 + 2 KCl
Pd + HCl + HNO3 = H2PdCl6 + NO + H2O =>
3 Pd + 18 HCl + 4 HNO3 = 3 H2PdCl6 + 4 NO + 8 H2O
HCl + CaCO3 = CaCl2 + H2O + CO2 =>
2 HCl + CaCO3 = CaCl2 + H2O + CO2
Na + H + S + O4 = NaHSO4 =>
Na + H + S + O4 = NaHSO4
C2H6 + HO2 = CO2 + H2O =>
3 C2H6 + 14 HO2 = 6 CO2 + 16 H2O
C + CaSO4 = CO2 + CaS =>
2 C + CaSO4 = 2 CO2 + CaS
H2SO4(aq) + Pb(OH)4(aq) = Pb(SO4)2(aq) + H2O(l) =>
2 H2SO4(aq) + Pb(OH)4(aq) = Pb(SO4)2(aq) + 4 H2O(l)
BaCI2 + Na2S = BaS + Na2CI2 =>
BaCI2 + Na2S = BaS + Na2CI2
BaS + Al2O3 = BaO + Al2S3 =>
3 BaS + Al2O3 = 3 BaO + Al2S3
HBr + NaH2PO4 = H3PO4 + BrNa =>
HBr + NaH2PO4 = H3PO4 + BrNa
Al + NaOH = Na3AlO3 + H2 =>
2 Al + 6 NaOH = 2 Na3AlO3 + 3 H2
CH3CHCH2 + KMnO4 + KOH = K2MnO4 + CH3COOK + H2O =>
2 CH3CHCH2 + 12 KMnO4 + 15 KOH = 12 K2MnO4 + 3 CH3COOK + 9 H2O
N2H14 + H2O2 = N2 + H2O =>
N2H14 + 7 H2O2 = N2 + 14 H2O
KMnO4 + HCl = KCl + MnCl2 + Cl2 + H2O =>
2 KMnO4 + 16 HCl = 2 KCl + 2 MnCl2 + 5 Cl2 + 8 H2O
H3BO3 + F2 = BF3 + HF + O2 =>
2 H3BO3 + 6 F2 = 2 BF3 + 6 HF + 3 O2
Na2O + Ba(OH)2 = Na(OH) + BaO =>
Na2O + Ba(OH)2 = 2 Na(OH) + BaO
NaHCrO4 + NaOH = Na2CrO4 + H2O =>
NaHCrO4 + NaOH = Na2CrO4 + H2O
S8 + BaO = Ba8S2 + O2 =>
S8 + 32 BaO = 4 Ba8S2 + 16 O2
Li2Cr2O7 + FeSO4 + H2SO4 = Cr2(SO4)3 + Li2SO4 + Fe2(SO4)3 + H2O =>
Li2Cr2O7 + 6 FeSO4 + 7 H2SO4 = Cr2(SO4)3 + Li2SO4 + 3 Fe2(SO4)3 + 7 H2O
HBr + NaH2PO4 = H3PO4 + BrNa =>
HBr + NaH2PO4 = H3PO4 + BrNa
Tc2O7 + KI + HCl = K2[TcCl6] + I2 + KCl + H2O =>
Tc2O7 + 6 KI + 14 HCl = 2 K2[TcCl6] + 3 I2 + 2 KCl + 7 H2O
P4(s) + Cl(g) = P4Cl3(i) =>
P4(s) + 3 Cl(g) = P4Cl3(i)
(NH4)(OH) + AlCl3 = (NH4)Cl + Al(OH)3 =>
3(NH4)(OH) + AlCl3 = 3(NH4)Cl + Al(OH)3
C9H8O4 + KOH = C8H6O4 + K + H2O =>
8 C9H8O4 + 18 KOH = 9 C8H6O4 + 18 K + 14 H2O
C5H10 + O2 = CO + H2O =>
C5H10 + 5 O2 = 5 CO + 5 H2O
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