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2 Ca(K) + O2(d) = 2 CaO(K)
FeCl3 + KHO = KCl + Fe(HO)3 =>
FeCl3 + 3 KHO = 3 KCl + Fe(HO)3
Cr2O3 + Al = Cr + Al2O4 =>
4 Cr2O3 + 6 Al = 8 Cr + 3 Al2O4
Bi2S3 + (NH4)2S = (NH4)3BiS3 =>
Bi2S3 + 3(NH4)2S = 2(NH4)3BiS3
NaOH + BaCl2 = Ba(OH)2 + NaCl =>
2 NaOH + BaCl2 = Ba(OH)2 + 2 NaCl
NaCl + K3Fe(CN)6 = NaCN + K3FeCl6 =>
6 NaCl + K3Fe(CN)6 = 6 NaCN + K3FeCl6
NO3 + Al + KOH + H2O = NH3 + K[Al(OH)4] =>
NO3 + 3 Al + 3 KOH + 6 H2O = NH3 + 3 K[Al(OH)4]
BeSO4 + HCl = BeCl2 + H2SO4 =>
BeSO4 + 2 HCl = BeCl2 + H2SO4
Si4H10 + O2 = SiO2 + H2O =>
2 Si4H10 + 13 O2 = 8 SiO2 + 10 H2O
C6H12 + CH3Cl = C7H15Cl =>
C6H12 + CH3Cl = C7H15Cl
Ca3 + H2O = Ca(OH)2 + H3 =>
Ca3 + 6 H2O = 3 Ca(OH)2 + 2 H3
Na{3}PO{4} + KOH = NaOH + K{3}PO4 =>
Na{3}PO{4} + KOH = NaOH + K{3}PO4
CO2 + H2O = C6H12O6 + O2 =>
6 CO2 + 6 H2O = C6H12O6 + 6 O2
SeCl4 + SeO2 = SeOCl2 =>
SeCl4 + SeO2 = 2 SeOCl2
Fe3O4 = Fe + O2 =>
Fe3O4 = 3 Fe + 2 O2
CaO(s) + SIO2(s) = CaSIO3(s) =>
CaO(s) + SIO2(s) = CaSIO3(s)
*Na + O2 = Na2O =>
4*Na + O2 = 2 Na2O
CH3CHOHCH3 + KMnO4 + H2SO4 = CH3COOH + K2SO4 + MnSO4 + H2O =>
10 CH3CHOHCH3 + 12 KMnO4 + 18 H2SO4 = 15 CH3COOH + 6 K2SO4 + 12 MnSO4 + 28 H2O
Cu + S + O = CuSO4 =>
Cu + S + 4 O = CuSO4
PB(NO3)2 + H2O = PB(OH)2 + HNO3 =>
PB(NO3)2 + 2 H2O = PB(OH)2 + 2 HNO3
H2S2O3 + HIO = H2SO3 + I2 + H2O =>
H2S2O3 + 4 HIO = 2 H2SO3 + 2 I2 + H2O
H3PO4(aq) + Ca(OH)2 = Ca3(PO4)2(s) + H2O(l) =>
2 H3PO4(aq) + 3 Ca(OH)2 = Ca3(PO4)2(s) + 6 H2O(l)
Zn + Pb(II) = Zn(II) + Pb =>
Zn + Pb(II) = Zn(II) + Pb
Ca10(PO4)6F2 + HCl = Ca(H2PO4)2 + CaCl2 + CaF2 =>
Ca10(PO4)6F2 + 12 HCl = 3 Ca(H2PO4)2 + 6 CaCl2 + CaF2
P + O2 = P2O5 =>
4 P + 5 O2 = 2 P2O5
CH3CHOHCH3 + KMnO4 + H2SO4 = CH3CHOCH3 + K2SO4 + MnSO4 + H2O =>
10 CH3CHOHCH3 + 2 KMnO4 + 3 H2SO4 = 10 CH3CHOCH3 + K2SO4 + 2 MnSO4 + 8 H2O
HNO3 + Ca(OH)2 = Ca(NO3)2 + H2O =>
2 HNO3 + Ca(OH)2 = Ca(NO3)2 + 2 H2O
Na + AlCl3 = Al + NaCl3 =>
Na + AlCl3 = Al + NaCl3
Pb + AgF = PbF + Ag =>
Pb + AgF = PbF + Ag
Al(OH)4{-} + H2SO4 = Al(OH)3 + H2O + SO4{-2} =>
2 Al(OH)4{-} + H2SO4 = 2 Al(OH)3 + 2 H2O + SO4{-2}
Mg(OH)2 + HCl = MgCl2 + H2O =>
Mg(OH)2 + 2 HCl = MgCl2 + 2 H2O
N2O5 + NaOH = NaNO3 + H2O =>
N2O5 + 2 NaOH = 2 NaNO3 + H2O
K2S + Cu(NO3)2 = KNO3 + CuS =>
K2S + Cu(NO3)2 = 2 KNO3 + CuS
Mg(NO3)2 + Al = Al(NO3)3 + Mg =>
3 Mg(NO3)2 + 2 Al = 2 Al(NO3)3 + 3 Mg
C6H6O + O2(g) = H2O(g) + CO2(g) =>
C6H6O + 7 O2(g) = 3 H2O(g) + 6 CO2(g)
NaCl + Sr(NO3)2 = NaNO3 + SrCl2 =>
2 NaCl + Sr(NO3)2 = 2 NaNO3 + SrCl2
CH3CHOHCH3 + KMnO4 + H2SO4 = CH3CH2COOH + K2SO4 + MnSO4 + H2O =>
5 CH3CHOHCH3 + 4 KMnO4 + 6 H2SO4 = 5 CH3CH2COOH + 2 K2SO4 + 4 MnSO4 + 11 H2O
La2O3 + Fe2O3 = LaFeO3 =>
La2O3 + Fe2O3 = 2 LaFeO3
Mg + HBr2 = H + MgBr2 =>
Mg + HBr2 = H + MgBr2
KNO3 + C12H22O12 = K2CO3 + N2 + H2O + CO =>
22 KNO3 + 4 C12H22O12 = 11 K2CO3 + 11 N2 + 44 H2O + 37 CO
SnCl2 + Li = LiCl + Sn =>
SnCl2 + 2 Li = 2 LiCl + Sn
NaCl + Sr(NO3)2 = NaNO3 + SrCl2 =>
2 NaCl + Sr(NO3)2 = 2 NaNO3 + SrCl2
MgCO3(s) + HCl(g) = MgCl2(s) + H2O(l) + CO2(g) =>
MgCO3(s) + 2 HCl(g) = MgCl2(s) + H2O(l) + CO2(g)
K2S + CuCl2 = CuS + KCl =>
K2S + CuCl2 = CuS + 2 KCl
K + Te = K2Te =>
2 K + Te = K2Te
K2Cr2O7 + H2SO4 + C2H5OH = Cr2(SO4)3 + K2SO4 + CH3COOH + H2O =>
2 K2Cr2O7 + 8 H2SO4 + 3 C2H5OH = 2 Cr2(SO4)3 + 2 K2SO4 + 3 CH3COOH + 11 H2O
Cu(s) + AgNo3(aq) = Cu(No3)2(aq) + Ag(s) =>
Cu(s) + 2 AgNo3(aq) = Cu(No3)2(aq) + 2 Ag(s)
Nb + O = NbO =>
Nb + O = NbO
K3PO4 + BaCl2 = KCl + Ba3(PO4)2 =>
2 K3PO4 + 3 BaCl2 = 6 KCl + Ba3(PO4)2
SbCl5(g) = SbCl3(g) + Cl2(g) =>
SbCl5(g) = SbCl3(g) + Cl2(g)
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