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2 Cr{3+} + Cu = 2 Cr{2+} + Cu{2+}
Mg2 + HSO4 = MgHSO4 =>
Mg2 + 2 HSO4 = 2 MgHSO4
K2SO3 + H2O = H2SO3 + KOH =>
K2SO3 + 2 H2O = H2SO3 + 2 KOH
Al2(SO4)3 + Na(OH) = Na2SO4 + Al(OH)3 =>
Al2(SO4)3 + 6 Na(OH) = 3 Na2SO4 + 2 Al(OH)3
HCl + Na2SO4 = NaCl + H2SO4 =>
2 HCl + Na2SO4 = 2 NaCl + H2SO4
C6H5Cl + CH3Cl + Na = NaCl + C6H5CH3 =>
C6H5Cl + CH3Cl + 2 Na = 2 NaCl + C6H5CH3
Fe2O3 + HCl = FeCl3 + HOH =>
Fe2O3 + 6 HCl = 2 FeCl3 + 3 HOH
H3Po4 + NaHCO3 = CO2 + H2O + Na3Po4 =>
H3Po4 + 3 NaHCO3 = 3 CO2 + 3 H2O + Na3Po4
H2S + CO2 = S + CO + H2O =>
H2S + CO2 = S + CO + H2O
HCOOH + Fe(OH)3 = Fe(HCOO)3 + H2O =>
3 HCOOH + Fe(OH)3 = Fe(HCOO)3 + 3 H2O
Al(C2O4)3 + H3PO4 + KClO4 = AlPO3 + KClO3 + CO2 + H2O =>
2 Al(C2O4)3 + 2 H3PO4 + KClO4 = 2 AlPO3 + KClO3 + 12 CO2 + 3 H2O
NaReO4 + H2 = Re + NaOH + H2O =>
2 NaReO4 + 7 H2 = 2 Re + 2 NaOH + 6 H2O
I + KOH + NaOH = NaKI + H2O2 =>
I + KOH + NaOH = NaKI + H2O2
P2 = P =>
P2 = 2 P
HIO3 + FeSO2 + H2SO4 = I2 + Fe2(SO4)3 + H2O =>
2 HIO3 + 2 FeSO2 + H2SO4 = I2 + Fe2(SO4)3 + 2 H2O
Ba(OH)2 + NH4SCN = Ba(SCN)2 + NH3 + H2O =>
Ba(OH)2 + 2 NH4SCN = Ba(SCN)2 + 2 NH3 + 2 H2O
V2O5 + H3O{+} = V{5+} + H2O =>
V2O5 + 10 H3O{+} = 2 V{5+} + 15 H2O
C6H6N12O12 = N2 + H2O + CO2 + C =>
2 C6H6N12O12 = 12 N2 + 6 H2O + 9 CO2 + 3 C
Sb3(PO4)5 + (NH4)2C2O4 = Sb2(C2O4)5 + (NH4)3PO4 =>
2 Sb3(PO4)5 + 15(NH4)2C2O4 = 3 Sb2(C2O4)5 + 10(NH4)3PO4
CH3CHCH2 + KMnO4 + H2O = CH3COOHCH2OH + KOH + MnO2 =>
3 CH3CHCH2 + 5 KMnO4 + 4 H2O = 3 CH3COOHCH2OH + 5 KOH + 5 MnO2
Ca(ClO4)2 = CaO + Cl2 + O2 =>
2 Ca(ClO4)2 = 2 CaO + 2 Cl2 + 7 O2
SrOH + NaSO4 = NaSr + OHSO4 =>
SrOH + NaSO4 = NaSr + OHSO4
SO3 + H2O + Cl2 = SO42{-} + Cl{-} + H{+} =>
2 SO3 + 78 H2O + 77 Cl2 = 2 SO42{-} + 154 Cl{-} + 156 H{+}
CH2C(CH3)CH2CH3 + H2SO4 = CH3C(OSO2OHCH3)CH2CH3 =>
CH2C(CH3)CH2CH3 + H2SO4 = CH3C(OSO2OHCH3)CH2CH3
CuCl2*2H2O + Fe = FeCl2 + Cu*2H2O =>
CuCl2*2H2O + Fe = FeCl2 + Cu*2H2O
C7H5BiO4 + HCl = C7H6O4 + Bi0Cl =>
C7H5BiO4 + HCl = C7H6O4 + Bi0Cl
Cl2 + HBr = BrCl + HCl =>
Cl2 + HBr = BrCl + HCl
HCl + Na2Cr2O7 = CrCl3 + NaCl + H2O + Cl2 =>
14 HCl + Na2Cr2O7 = 2 CrCl3 + 2 NaCl + 7 H2O + 3 Cl2
Ba(OH)2 + Al(C2H3O2)3 = Al(OH)3 + Ba(C2H3O2)2 =>
3 Ba(OH)2 + 2 Al(C2H3O2)3 = 2 Al(OH)3 + 3 Ba(C2H3O2)2
MnOOH + KO2 = K2MnO4 + H2O + O2 =>
4 MnOOH + 8 KO2 = 4 K2MnO4 + 2 H2O + 3 O2
AlBr3 + K2SO3 + H2O = Al(OH)3 + KBr + H2SO3 =>
2 AlBr3 + 3 K2SO3 + 6 H2O = 2 Al(OH)3 + 6 KBr + 3 H2SO3
Al(NO3)3 + H2O = AlO3 + H2NO3 =>
Al(NO3)3 + 3 H2O = AlO3 + 3 H2NO3
CoCl6 + Pd(NO3)2 = PdCl2 + Co(NO3)6 =>
CoCl6 + 3 Pd(NO3)2 = 3 PdCl2 + Co(NO3)6
Mg(s) + H2O(l) = MgH2O =>
Mg(s) + H2O(l) = MgH2O
Al + Cr(SO4)2 = Al2(SO4)3 + Cr =>
4 Al + 3 Cr(SO4)2 = 2 Al2(SO4)3 + 3 Cr
C6H8O7 + FeCl3 = HCl + Fe(C6H5O7) =>
C6H8O7 + FeCl3 = 3 HCl + Fe(C6H5O7)
NaHCO3H2O = NaCO3H3O =>
NaHCO3H2O = NaCO3H3O
BiHOH = BiOHH =>
BiHOH = BiOHH
HCl + Na2SO3 = NaCl + H2SO3 =>
2 HCl + Na2SO3 = 2 NaCl + H2SO3
CuSO4*5H2O(s) + Na2CO3(aq) = Cu2(OH)2CO3(s) + Na2SO4(aq) + H2O(l) + CO2(g) =>
2 CuSO4*5H2O(s) + 2 Na2CO3(aq) = Cu2(OH)2CO3(s) + 2 Na2SO4(aq) + 9 H2O(l) + CO2(g)
C8 = C4 =>
C8 = 2 C4
CH3CHO + Ag2O + NH3 = CH3COONH4 + Ag =>
CH3CHO + Ag2O + NH3 = CH3COONH4 + 2 Ag
Cu2CO3 + OH = H2O + CO2 + Cu2O2 =>
Cu2CO3 + 2 OH = H2O + CO2 + Cu2O2
C3H8 + O = CO + H2O =>
C3H8 + 7 O = 3 CO + 4 H2O
Na2SO4*10H2O + Fe(NO3)3 = Fe2(SO4)3 + NaNO3 + H2O =>
3 Na2SO4*10H2O + 2 Fe(NO3)3 = Fe2(SO4)3 + 6 NaNO3 + 30 H2O
Fe(OH) + H2O2 = Fe(OH)2 =>
2 Fe(OH) + H2O2 = 2 Fe(OH)2
H2O + (C6H5)2SiCl2 = (C6H5)2Si(OH)2 + HCl =>
2 H2O + (C6H5)2SiCl2 = (C6H5)2Si(OH)2 + 2 HCl
Li2O + HCl = LiOH + LiCl =>
Li2O + HCl = LiOH + LiCl
Cu(NO3)2(aq) + K2CO3(aq) = CuCO3 + KNO3 =>
Cu(NO3)2(aq) + K2CO3(aq) = CuCO3 + 2 KNO3
K2S + Zn = Zn2S + K2 =>
K2S + 2 Zn = Zn2S + K2
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