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(NH4)2SO4(aq) + H2SO4(aq) = 2 NH4HSO4
Cr(NO3)2(aq) + K2S(aq) = CrS(s) + KNO3(aq) =>
Cr(NO3)2(aq) + K2S(aq) = CrS(s) + 2 KNO3(aq)
Al2O3 + NaOH + H2O = Na3[Al(OH)6] =>
Al2O3 + 6 NaOH + 3 H2O = 2 Na3[Al(OH)6]
C3H8 = C + H2 =>
C3H8 = 3 C + 4 H2
Al(OH)3 + H2SO4(l) = Al2(SO4)3(aq) + H2O(l) =>
2 Al(OH)3 + 3 H2SO4(l) = Al2(SO4)3(aq) + 6 H2O(l)
Iron + oxygen = iron(ii)oxide =>
2 Fe + O2 = 2 FeO
CH4 + KIO3 = CO2 + H2O + KI =>
3 CH4 + 4 KIO3 = 3 CO2 + 6 H2O + 4 KI
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
CaO + H2 = Ca + H2O =>
CaO + H2 = Ca + H2O
NaOC6H5 + HCl = C6H5OH + NaCl =>
NaOC6H5 + HCl = C6H5OH + NaCl
Cu + HCl = CuCl2 + H2 =>
Cu + 2 HCl = CuCl2 + H2
MnS + HCl = H2S + MnCl2 =>
MnS + 2 HCl = H2S + MnCl2
CH3COOH + C2H2OH = CH3COOC2H2 + H2O =>
CH3COOH + C2H2OH = CH3COOC2H2 + H2O
B + KClO + KOH = KBO2 + KCl + H2O =>
2 B + 3 KClO + 2 KOH = 2 KBO2 + 3 KCl + H2O
Be + I2 = BeI =>
2 Be + I2 = 2 BeI
CuS + H2SO4 = CuO + SO2 + H2O =>
CuS + 3 H2SO4 = CuO + 4 SO2 + 3 H2O
Sr(OH)2 + K2O = SrO + KOH =>
Sr(OH)2 + K2O = SrO + 2 KOH
HCOOH + C2H5OH = HCOOC2H5 + H2O =>
HCOOH + C2H5OH = HCOOC2H5 + H2O
Na2B4O7 + Cr2(SO4)3 + H2O = Na3[Cr(BO2)6] + Na2SO4 + H3BO3 =>
6 Na2B4O7 + Cr2(SO4)3 + 18 H2O = 2 Na3[Cr(BO2)6] + 3 Na2SO4 + 12 H3BO3
CH3COOK + Cl2 = CH3COOCl + KCl =>
CH3COOK + Cl2 = CH3COOCl + KCl
N2O5 + CO2 = N2CO3 + O2 =>
N2O5 + CO2 = N2CO3 + 2 O2
Zn(OH)2 + CuSO4 = Cu(OH)2 + ZnSO4 =>
Zn(OH)2 + CuSO4 = Cu(OH)2 + ZnSO4
CH = C6H6 =>
6 CH = C6H6
BaCl2(aq) + MgSO4 = BaSO4 + MgCl2 =>
BaCl2(aq) + MgSO4 = BaSO4 + MgCl2
Sr(OH)2 + K2O = SrO + KOH =>
Sr(OH)2 + K2O = SrO + 2 KOH
NH(l) = N(g) + H(g) =>
NH(l) = N(g) + H(g)
H2SO3 + NaNO2 = H2S + NaNO3 =>
H2SO3 + 3 NaNO2 = H2S + 3 NaNO3
TiCl4(l) + H2O = TiO2(s) + HCl(ac) =>
TiCl4(l) + 2 H2O = TiO2(s) + 4 HCl(ac)
AgNO3 + Na2S2O3 = Na2(NO3)2 + Ag2S2O3 =>
2 AgNO3 + Na2S2O3 = Na2(NO3)2 + Ag2S2O3
MgSO3 + HBr = H2SO3 + MgBr2 =>
MgSO3 + 2 HBr = H2SO3 + MgBr2
CO2 + HNO3 = HCO3 + NO2 =>
CO2 + HNO3 = HCO3 + NO2
SrI2 + H2O = Sr(OH)2 + HI =>
SrI2 + 2 H2O = Sr(OH)2 + 2 HI
ClO3{-} + SO2 + H2O = Cl{-} + SO4{2-} + H{+} =>
ClO3{-} + 3 SO2 + 3 H2O = Cl{-} + 3 SO4{2-} + 6 H{+}
NO2 + O3 + H2O = HNO3 =>
6 NO2 + O3 + 3 H2O = 6 HNO3
Na3[AlF6] + KOH = KAlO2 + NaF + KF + H2O =>
Na3[AlF6] + 4 KOH = KAlO2 + 3 NaF + 3 KF + 2 H2O
Hg(NO3)2(s) = Hg2O2(s) + NO2(g) + O2(g) =>
2 Hg(NO3)2(s) = Hg2O2(s) + 4 NO2(g) + O2(g)
Al(OH)3 + CO2 = Al + (CO3)3 + H2O =>
2 Al(OH)3 + 3 CO2 = 2 Al + (CO3)3 + 3 H2O
F2 + NaCl = NaF + Cl2 =>
F2 + 2 NaCl = 2 NaF + Cl2
CuCl + HNO3 = NO + HCl + H2O + Cu(NO3)2 =>
3 CuCl + 7 HNO3 = NO + 3 HCl + 2 H2O + 3 Cu(NO3)2
Cu3As + H2SO4 + O2 = CuSO4 + H3AsO4 + H2O =>
4 Cu3As + 12 H2SO4 + 11 O2 = 12 CuSO4 + 4 H3AsO4 + 6 H2O
Pb{2+} + I{-} = PbI2 =>
Pb{2+} + 2 I{-} = PbI2
HCe + FeS = FeCe2 + H2S =>
2 HCe + FeS = FeCe2 + H2S
calciumcarbonate + hydrogenchloride = carbondioxide + calciumchloride + water =>
CaCO3 + 2 HCl = CO2 + CaCl2 + H2O
H2SO4 + K(OH) = KSO4 + H + OH =>
H2SO4 + K(OH) = KSO4 + 2 H + OH
Ca3(PO4)2(aq) + SiO2(aq) + C(s) = CaSiO3(aq) + CO(g) + P4(aq) =>
2 Ca3(PO4)2(aq) + 6 SiO2(aq) + 10 C(s) = 6 CaSiO3(aq) + 10 CO(g) + P4(aq)
Al + CrSO4 = Al2(SO4)3 + Cr =>
2 Al + 3 CrSO4 = Al2(SO4)3 + 3 Cr
Pb3O4(s) + HNO3(s) = PbO2(s) + Pb(NO3)2 + H2O =>
Pb3O4(s) + 4 HNO3(s) = PbO2(s) + 2 Pb(NO3)2 + 2 H2O
FeSO4 + SnSO4 = Sn + Fe2(SO4)3 =>
2 FeSO4 + SnSO4 = Sn + Fe2(SO4)3
LiClO3 + Zn = Zn(ClO3)2 + Li =>
2 LiClO3 + Zn = Zn(ClO3)2 + 2 Li
ZnS = S8 + Zn =>
8 ZnS = S8 + 8 Zn
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