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NiCl2 + 4 KSCN = K2[Ni(SCN)4] + 2 KCl
Na3(PO4) + Ni(NO3)2 = Ni3(PO4)2 + Na(NO3) =>
2 Na3(PO4) + 3 Ni(NO3)2 = Ni3(PO4)2 + 6 Na(NO3)
Ca(OH)2 + H3PO4 = Ca3(PO4)2 + H2O =>
3 Ca(OH)2 + 2 H3PO4 = Ca3(PO4)2 + 6 H2O
Li2SeO2Al2(CO3)3 = Al2(SeO2)(CO3)2Li2(CO3) =>
Li2SeO2Al2(CO3)3 = Al2(SeO2)(CO3)2Li2(CO3)
Pb(s) + H2O(g) + O2(g) = Pb(OH)2(s) =>
2 Pb(s) + 2 H2O(g) + O2(g) = 2 Pb(OH)2(s)
C2H5OH + NaOH = NaC2H5O + H2O =>
C2H5OH + NaOH = NaC2H5O + H2O
Ca + Co(CN)2 = Ca(CN)2 + Co =>
Ca + Co(CN)2 = Ca(CN)2 + Co
Ca2Si + Cl2 = CaCl2 + SiCl7 =>
2 Ca2Si + 11 Cl2 = 4 CaCl2 + 2 SiCl7
TiCl2 = TiCl4Ti =>
2 TiCl2 = TiCl4Ti
NaClO3 + NaI + H2SO4 = I2 + Na2SO4 + NaCl + H2O =>
NaClO3 + 6 NaI + 3 H2SO4 = 3 I2 + 3 Na2SO4 + NaCl + 3 H2O
HI = H*I =>
HI = H*I
(NH4)2Cr2O7 + NH4I + H2SO4 = Cr2(SO4)3 + I2 + (NH4)2SO4 + H2O =>
(NH4)2Cr2O7 + 6 NH4I + 7 H2SO4 = Cr2(SO4)3 + 3 I2 + 4(NH4)2SO4 + 7 H2O
NaHCO3 + NaOCl = Na2CO3 + HOCl =>
NaHCO3 + NaOCl = Na2CO3 + HOCl
Bromine + hydroiodicacid = hydrobromicacid + iodine =>
Br2 + 2 HI = 2 HBr + I2
Pb(NO3)2 + (NH4)3PO4 = Pb3(PO4)2 + (NH4)(NO3) =>
3 Pb(NO3)2 + 2(NH4)3PO4 = Pb3(PO4)2 + 6(NH4)(NO3)
HgS + NaOH = HgOH + SNa =>
HgS + NaOH = HgOH + SNa
(NH4)3PO4 + CaBr2(aq) = Ca3(PO4)2 + NH4Br =>
2(NH4)3PO4 + 3 CaBr2(aq) = Ca3(PO4)2 + 6 NH4Br
Pb(OH)2 + HCl = H2O + PbCl2 =>
Pb(OH)2 + 2 HCl = 2 H2O + PbCl2
FeS(g) + HCl(aq) = FeCl2(aq) + H2S(g) =>
FeS(g) + 2 HCl(aq) = FeCl2(aq) + H2S(g)
P4 + O2(g) = P2O5 =>
P4 + 5 O2(g) = 2 P2O5
(NH4)2NO3 = H2O + N2 + NH3 =>
6(NH4)2NO3 = 18 H2O + 7 N2 + 4 NH3
H3BO3 + Al(OH)3 = AlBO3 + H2O =>
H3BO3 + Al(OH)3 = AlBO3 + 3 H2O
Cu(AlO2)2 + NaOH = Al(OH)3 + CuO + NaAlO2 =>
2 Cu(AlO2)2 + 3 NaOH = Al(OH)3 + 2 CuO + 3 NaAlO2
C12H11N + O2 = N2 + H2O + CO2 =>
4 C12H11N + 59 O2 = 2 N2 + 22 H2O + 48 CO2
Mg + NaF = MgF2 + Na* =>
Mg + 2 NaF = MgF2 + 2 Na*
NaHCO3(s) = Na2CO3(s) + CO2(g) + H2O(l) =>
2 NaHCO3(s) = Na2CO3(s) + CO2(g) + H2O(l)
Ra + Cl2 = RaCl2 =>
Ra + Cl2 = RaCl2
Mg(NO3)2*6H2O + Al = H2 + N2 + Al2O3 + MgO =>
3 Mg(NO3)2*6H2O + 22 Al = 18 H2 + 3 N2 + 11 Al2O3 + 3 MgO
S2O8{2-} + e = SO4{2-} =>
S2O8{2-} + 2e = 2 SO4{2-}
PbS + HNO3 = NO + S + Pb(NO3)2 + H2O =>
3 PbS + 8 HNO3 = 2 NO + 3 S + 3 Pb(NO3)2 + 4 H2O
H2O2(aq) + Fe(NO3)3(aq) = HNO3(aq) + FeO3(s) =>
3 H2O2(aq) + 2 Fe(NO3)3(aq) = 6 HNO3(aq) + 2 FeO3(s)
HCIO4 + SO2 + H2O = HCI + H2SO4 =>
HCIO4 + 4 SO2 + 4 H2O = HCI + 4 H2SO4
J + O2 = J2O3 =>
4 J + 3 O2 = 2 J2O3
CrCl3 + NaHCO3 = Cr(OH)3 + CO2 + NaCl =>
CrCl3 + 3 NaHCO3 = Cr(OH)3 + 3 CO2 + 3 NaCl
(NH4)2Cr2O7 = NH3 + H2O + Cr2O3 + O2 =>
2(NH4)2Cr2O7 = 4 NH3 + 2 H2O + 2 Cr2O3 + 3 O2
AgNO3 + K2CrO4 = Ag2CrO4 + KNO3 =>
2 AgNO3 + K2CrO4 = Ag2CrO4 + 2 KNO3
(NH4)2Cr2O7 = NH3 + H2O + Cr2O3 + O2 =>
2(NH4)2Cr2O7 = 4 NH3 + 2 H2O + 2 Cr2O3 + 3 O2
FeS + C2H5N(NO3)3 + NaOH = CH4 + Fe2O3 + H2O + N2 + Na2S =>
42 FeS + 2 C2H5N(NO3)3 + 84 NaOH = 4 CH4 + 21 Fe2O3 + 39 H2O + 4 N2 + 42 Na2S
KOH + MnSO4 + Na2S2O8 = KMnO4 + Na2SO4 + K2SO4 + H2O =>
16 KOH + 2 MnSO4 + 5 Na2S2O8 = 2 KMnO4 + 5 Na2SO4 + 7 K2SO4 + 8 H2O
K2SO3 + HNO3 = H2SO3 + KNO3 =>
K2SO3 + 2 HNO3 = H2SO3 + 2 KNO3
H3[BiCl6] + NH4OH = Bi(OH)3 + NH4Cl + H2O =>
H3[BiCl6] + 6 NH4OH = Bi(OH)3 + 6 NH4Cl + 3 H2O
PCl5 + KMnO4 = KCl + MnO2 + Cl2 + POCl3 =>
4 PCl5 + 2 KMnO4 = 2 KCl + 2 MnO2 + 3 Cl2 + 4 POCl3
Ag + Na2CO3 = Ag2CO3 + Na =>
2 Ag + Na2CO3 = Ag2CO3 + 2 Na
Pd + NO3 = PdNO3 =>
Pd + NO3 = PdNO3
H3O{+} + Cl{-} = HCl + H2O =>
H3O{+} + Cl{-} = HCl + H2O
SO2 + KCl = KClO3 + S =>
3 SO2 + 2 KCl = 2 KClO3 + 3 S
ZnSO4 + FeCl2 = ZnCl2 + FeSO4 =>
ZnSO4 + FeCl2 = ZnCl2 + FeSO4
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
Fe2O3 + CO = Fe3O4 + CO2 =>
3 Fe2O3 + CO = 2 Fe3O4 + CO2
KMnO4 + NaCl + H2SO4 = Cl2 + MnSO4 + H2O + Na2SO4 + K2SO4 =>
2 KMnO4 + 10 NaCl + 8 H2SO4 = 5 Cl2 + 2 MnSO4 + 8 H2O + 5 Na2SO4 + K2SO4
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