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Pb(OAc)4{-2} + CrO4{-2} = PbCrO4 + 4(OAc){-}
CH3NH2 + CH3Br = CH3CH2NH2 + HBr =>
CH3NH2 + CH3Br = CH3CH2NH2 + HBr
HCl + NH4Cl = NH3Cl2 + H2 =>
HCl + NH4Cl = NH3Cl2 + H2
CaSO3 + Fe = FeSO3 + Ca =>
CaSO3 + Fe = FeSO3 + Ca
H2SO4 + Pb(OH)4 = Pb(SO4)2 + H2O =>
2 H2SO4 + Pb(OH)4 = Pb(SO4)2 + 4 H2O
HNO3(aq) + Ca(OH)2(s) = Ca(NO3)2 + H2O =>
2 HNO3(aq) + Ca(OH)2(s) = Ca(NO3)2 + 2 H2O
HNo3 + MgO = MgNo3 + HO =>
HNo3 + MgO = MgNo3 + HO
BaCl2 + H2SO4 = BaSO3 + H2O + Cl2 =>
BaCl2 + H2SO4 = BaSO3 + H2O + Cl2
KBrO3 + Cr(OH)3 + KOH = K2CrO4 + KBr + H2O =>
KBrO3 + 2 Cr(OH)3 + 4 KOH = 2 K2CrO4 + KBr + 5 H2O
Fe(NO3)2 = Fe + NO3 =>
Fe(NO3)2 = Fe + 2 NO3
BaCO3 + HI = BaI2 + H2CO3 =>
BaCO3 + 2 HI = BaI2 + H2CO3
H2SO4 + Na + OH = Na2SO4 + H2O =>
H2SO4 + 2 Na + 2 OH = Na2SO4 + 2 H2O
(NH4)3PO4 + HBr = H3PO4 + NH4Br =>
(NH4)3PO4 + 3 HBr = H3PO4 + 3 NH4Br
OsC13 + C12 = OsC14 =>
12 OsC13 + C12 = 12 OsC14
Cr(ClO3)3 = ClO3 + Cr =>
Cr(ClO3)3 = 3 ClO3 + Cr
CrO4{2-} + SnI2 + H2O = Cr(OH)3 + Sn(OH)4 + IO3{-} + OH{-} =>
14 CrO4{2-} + 3 SnI2 + 38 H2O = 14 Cr(OH)3 + 3 Sn(OH)4 + 6 IO3{-} + 22 OH{-}
H2S + KCH = K2S + H2C =>
H2S + 2 KCH = K2S + 2 H2C
FeSO4 + KSCN = Fe(SCN)2 + K2SO4 =>
FeSO4 + 2 KSCN = Fe(SCN)2 + K2SO4
S + HNO3 = H2SO4 + NO = H2O =>
S + 2 HNO3 = H2SO4 + 2 NO
CoSO4 + NaOH = Co(OH)2 + Na2SO4 =>
CoSO4 + 2 NaOH = Co(OH)2 + Na2SO4
Fe(OH)3 + Ba(OH)2 = Fe(OH)2 + Ba(OH)3 =>
Fe(OH)3 + Ba(OH)2 = Fe(OH)2 + Ba(OH)3
Mg(s) + ZnNO3(aq) = MgNO3(aq) + Zn(s) =>
Mg(s) + ZnNO3(aq) = MgNO3(aq) + Zn(s)
NiC4 = Ni + C =>
NiC4 = Ni + 4 C
Na2CO3 + HCl = NaCl + CO2 + H2O =>
Na2CO3 + 2 HCl = 2 NaCl + CO2 + H2O
KI + HNO3 + HCl = I2 + NO + H2O + KCl =>
6 KI + 2 HNO3 + 6 HCl = 3 I2 + 2 NO + 4 H2O + 6 KCl
FeSO4 + NaClO + H2SO4 = Fe2(SO4)3 + NaCl + H2O =>
2 FeSO4 + NaClO + H2SO4 = Fe2(SO4)3 + NaCl + H2O
FeO + H2SO4 = Fe(HSO4)2 + H2O =>
FeO + 2 H2SO4 = Fe(HSO4)2 + H2O
Pb(OH)2 + KOH = K[Pb(OH)3] =>
Pb(OH)2 + KOH = K[Pb(OH)3]
Zn + HCI = ZnCI + H2 =>
2 Zn + 2 HCI = 2 ZnCI + H2
Cu(OH)2 + H2SO4 = [Cu(OH)]2SO4 + H2O =>
2 Cu(OH)2 + H2SO4 = [Cu(OH)]2SO4 + 2 H2O
CCl3COOH + (CH3)3CCOOH = CCl3COO + (CH3)3CCOOHH =>
CCl3COOH + (CH3)3CCOOH = CCl3COO + (CH3)3CCOOHH
HNO3(l) + ClF(g) = ClONO2(g) + HF(g) =>
HNO3(l) + ClF(g) = ClONO2(g) + HF(g)
CH3COOH(g) + NaOH(g) = CH3COONa(g) + H2O(l) =>
CH3COOH(g) + NaOH(g) = CH3COONa(g) + H2O(l)
CuSO4 + NH3 = [Cu(NH3)2]SO4 =>
CuSO4 + 2 NH3 = [Cu(NH3)2]SO4
B2Br6 + HNO3 = B(NO3)3 + HBr =>
B2Br6 + 6 HNO3 = 2 B(NO3)3 + 6 HBr
Ca(NO3)2 + Na3PO4 = Ca3(PO4)2 + NaNO3 =>
3 Ca(NO3)2 + 2 Na3PO4 = Ca3(PO4)2 + 6 NaNO3
H2SeO3 + O2 = H2SeO4 =>
2 H2SeO3 + O2 = 2 H2SeO4
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
Pb(OH)2 + HCl = H2O + PbCl2 =>
Pb(OH)2 + 2 HCl = 2 H2O + PbCl2
CuSO4 + Co(NO3)2 = Cu(NO3)2 + CoSO4 =>
CuSO4 + Co(NO3)2 = Cu(NO3)2 + CoSO4
SO2 + K2O = K2SO3 =>
SO2 + K2O = K2SO3
HC1 = H2 + C2 =>
2 HC1 = H2 + C2
Zn + HCl = ZnCl2 + H2 =>
Zn + 2 HCl = ZnCl2 + H2
Fe(CO)5 + PF3 = Fe(CO)2(PF3)2 + CO =>
Fe(CO)5 + 2 PF3 = Fe(CO)2(PF3)2 + 3 CO
KOH + ZnO = Zn(OH)2 + K2O =>
2 KOH + ZnO = Zn(OH)2 + K2O
K[Al(OH)4] + CrCl3 = KCl + Cr(OH)3 + Al(OH)3 =>
3 K[Al(OH)4] + CrCl3 = 3 KCl + Cr(OH)3 + 3 Al(OH)3
H2SO4 + NaOH = Na2SO4 + H2O =>
H2SO4 + 2 NaOH = Na2SO4 + 2 H2O
CH3COOH + NaOH = (CH3COOH)OH + Na =>
CH3COOH + NaOH = (CH3COOH)OH + Na
K2SiO3 + H2 = H2SiO3 + K =>
K2SiO3 + H2 = H2SiO3 + 2 K
Fe + HBr = FeBr3 + H2 =>
2 Fe + 6 HBr = 2 FeBr3 + 3 H2
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