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2 P4 + 9 KOH + 3 H2O = 5 PH3 + 3 K3PO4
FeCl3 + KI + K3Fe(CN)6 = FeI2 + KCl + CN =>
5 FeCl3 + 12 KI + K3Fe(CN)6 = 6 FeI2 + 15 KCl + 6 CN
Pb + N3 = PbN2 =>
3 Pb + 2 N3 = 3 PbN2
XeO3 + Ba(OH)2 = Ba2(XeO6) + Xe + H2O =>
4 XeO3 + 6 Ba(OH)2 = 3 Ba2(XeO6) + Xe + 6 H2O
MgCl2 + Ca(OH)2 = Mg(OH)2 + CaCl2 =>
MgCl2 + Ca(OH)2 = Mg(OH)2 + CaCl2
AsS + HF = HS + AsF =>
AsS + HF = HS + AsF
BaOSO3 = BaO3SO =>
BaOSO3 = BaO3SO
Ba = Ba3 =>
3 Ba = Ba3
NaCl + FeSO4 = FeCl + NaSO4 =>
NaCl + FeSO4 = FeCl + NaSO4
Mg(NO3)2*6H2O = MgO + N2 + O2 + H2O =>
2 Mg(NO3)2*6H2O = 2 MgO + 2 N2 + 5 O2 + 12 H2O
Cr2(SO4)3 + NaS + H2O = Cr(OH)3 + Na2SO4 + H2S =>
Cr2(SO4)3 + 8 NaS + 10 H2O = 2 Cr(OH)3 + 4 Na2SO4 + 7 H2S
CuO + N2O5 = Cu(NO3)2 =>
CuO + N2O5 = Cu(NO3)2
Cu + HNO3 = Cu(NO3)2 + NO2 + H2O =>
Cu + 4 HNO3 = Cu(NO3)2 + 2 NO2 + 2 H2O
NH4Cl + H2O = NH4OH + HCl =>
NH4Cl + H2O = NH4OH + HCl
Cs + Br2(g) = CsBr =>
2 Cs + Br2(g) = 2 CsBr
Cr(OH)3 + Cl2 + NaOH = Na2CrO4 + NaCl + H2O =>
2 Cr(OH)3 + 3 Cl2 + 10 NaOH = 2 Na2CrO4 + 6 NaCl + 8 H2O
K2MnO4 + CH3COOH = KMnO4 + MnO2 + CH3COOK + H2O =>
3 K2MnO4 + 4 CH3COOH = 2 KMnO4 + MnO2 + 4 CH3COOK + 2 H2O
KNO2 = K + NO2 =>
KNO2 = K + NO2
MgO + Na2S = MgS + Na2O =>
MgO + Na2S = MgS + Na2O
Ni2O3 + H2SO4 = H2O + Ni2(SO4)3 =>
Ni2O3 + 3 H2SO4 = 3 H2O + Ni2(SO4)3
HNO3 + H2S = NO + S + H2O =>
2 HNO3 + 3 H2S = 2 NO + 3 S + 4 H2O
H2C = CH2 =>
H2C = CH2
FeS + H2SO4 = FeSO4 + H2 + S =>
FeS + H2SO4 = FeSO4 + H2 + S
H3PO4 + MgSO4 = Mg3(PO4)2 + H2SO4 =>
2 H3PO4 + 3 MgSO4 = Mg3(PO4)2 + 3 H2SO4
Cr(NO3)3 + Na2S = NaNO3 + Cr2S3 =>
2 Cr(NO3)3 + 3 Na2S = 6 NaNO3 + Cr2S3
RaO = ORa =>
RaO = ORa
Al(OH)3 + HCl = AlCl3 + H2O =>
Al(OH)3 + 3 HCl = AlCl3 + 3 H2O
(CH3CO)2OH2O = CH3COOH =>
(CH3CO)2OH2O = 2 CH3COOH
C8H8O3 + O2 = CO2 + H2O =>
2 C8H8O3 + 17 O2 = 16 CO2 + 8 H2O
C4H4O4 + Br = C4H4Br2O4 =>
C4H4O4 + 2 Br = C4H4Br2O4
KCl(aq) + LiI(aq) = KI(s) + LiCl(aq) =>
KCl(aq) + LiI(aq) = KI(s) + LiCl(aq)
BaCl + AgNO3 = AgCl + BaNO3 =>
BaCl + AgNO3 = AgCl + BaNO3
Si + Al = AlSi =>
Si + Al = AlSi
K2Cr2O7 + H2O + S = SO2 + KOH + Cr2O3 =>
2 K2Cr2O7 + 2 H2O + 3 S = 3 SO2 + 4 KOH + 2 Cr2O3
NaCl + AgCl = NaCl2 + Ag =>
NaCl + AgCl = NaCl2 + Ag
Si + Cl2 = SiCl4 =>
Si + 2 Cl2 = SiCl4
MgCl2 + CoSO4 = MgSO4 + CoCl2 =>
MgCl2 + CoSO4 = MgSO4 + CoCl2
NaSiO3 = Na + Si + O2 =>
2 NaSiO3 = 2 Na + 2 Si + 3 O2
C2H2 + [Cu(NH3)2]Cl = C2Cu2 + NH3 + HCl =>
C2H2 + 2[Cu(NH3)2]Cl = C2Cu2 + 4 NH3 + 2 HCl
H3PO4 + RbOH = H2O + Rb3PO4 =>
H3PO4 + 3 RbOH = 3 H2O + Rb3PO4
CUS + HNO3 = CU(NO3)2 + H2S =>
CUS + 2 HNO3 = CU(NO3)2 + H2S
SiO2 + NaOH = Na2SiO3 + H2O =>
SiO2 + 2 NaOH = Na2SiO3 + H2O
H{+} + Cl{-}(aq) + ClO3{-}(aq) = Cl2(aq) + H2O =>
6 H{+} + 5 Cl{-}(aq) + ClO3{-}(aq) = 3 Cl2(aq) + 3 H2O
NaOHNH4CO3 = NaCO3NH3H2O =>
NaOHNH4CO3 = NaCO3NH3H2O
KBr + CHCl3 + Cl2(H2O) = KCl + Br2(CHCl3) + H2O =>
2 KBr + CHCl3 + Cl2(H2O) = 2 KCl + Br2(CHCl3) + H2O
CO + O2 = CO2 =>
2 CO + O2 = 2 CO2
KCl + MgCl4 = KCl2 + MgCl2 =>
2 KCl + MgCl4 = 2 KCl2 + MgCl2
BaCrO4HCl = BaCl2BaCr2O7H2O =>
2 BaCrO4HCl = BaCl2BaCr2O7H2O
K2Cr2O7 + HNO3 + CH3CHO = CH3COOH + KNO3 + Cr(NO3)3 + H2O =>
K2Cr2O7 + 8 HNO3 + 3 CH3CHO = 3 CH3COOH + 2 KNO3 + 2 Cr(NO3)3 + 4 H2O
Pb3O4 + H2 = PbO + H2O =>
Pb3O4 + H2 = 3 PbO + H2O
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