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4 Fe3O4 + 41 H2SO4 = 12 Fe(SO4)3 + 5 H2S + 36 H2O
Al(OH)3(aq) + H2SO4 = Al2(SO4)3(aq) + H2O(l) =>
2 Al(OH)3(aq) + 3 H2SO4 = Al2(SO4)3(aq) + 6 H2O(l)
FeCl3 + NaOH = Fe(OH)3 + NaCl =>
FeCl3 + 3 NaOH = Fe(OH)3 + 3 NaCl
Fe + SO3 = Fe3(SO3)2 =>
3 Fe + 2 SO3 = Fe3(SO3)2
MnO4 + C3H6O = Mn + C3H6O2 =>
MnO4 + 4 C3H6O = Mn + 4 C3H6O2
AgO + Al = AgOAl =>
AgO + Al = AgOAl
K2Cr2O7 + KNO2 + H2O = Cr2O3 + KOH + NO3 =>
K2Cr2O7 + 2 KNO2 + 2 H2O = Cr2O3 + 4 KOH + 2 NO3
Al + Br = AlBr3 =>
Al + 3 Br = AlBr3
K3As + HCl = KCl + AsH3 =>
K3As + 3 HCl = 3 KCl + AsH3
H2O2 = H2O + O2 =>
2 H2O2 = 2 H2O + O2
PbNO3 + HgI = Hg(NO3) + PbI =>
PbNO3 + HgI = Hg(NO3) + PbI
C2H5NH2 + C6H5COCl = C6H5CONHC2H5 + HCl =>
C2H5NH2 + C6H5COCl = C6H5CONHC2H5 + HCl
Ag3PO4 + KBr = K3PO4 + AgBr =>
Ag3PO4 + 3 KBr = K3PO4 + 3 AgBr
CaH2O2 + H2SO4 = H2O + CaSO5H2 =>
CaH2O2 + H2SO4 = H2O + CaSO5H2
P2S3 + KMnO4 + H2SO4 = H3PO4 + K2SO4 + MnSO4 + S =>
P2S3 + 2 KMnO4 + 3 H2SO4 = 2 H3PO4 + K2SO4 + 2 MnSO4 + 3 S
Ca(ClO4)2 + Ca(OH)2 = CaOHClO4 =>
Ca(ClO4)2 + Ca(OH)2 = 2 CaOHClO4
Pb + Na + C2H5Cl = Pb(C2H5)4 + NaCl =>
Pb + 4 Na + 4 C2H5Cl = Pb(C2H5)4 + 4 NaCl
N2O5O = NO3 =>
N2O5O = 2 NO3
CaBr2 + AgNO3 = AgBr + Ca(NO3)2 =>
CaBr2 + 2 AgNO3 = 2 AgBr + Ca(NO3)2
Na2S + HCl = NaCl + H2S =>
Na2S + 2 HCl = 2 NaCl + H2S
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
K2Fe(CN)6 + Cu(NO3)2 = K(NO3) + CuFe(CN)6 =>
K2Fe(CN)6 + Cu(NO3)2 = 2 K(NO3) + CuFe(CN)6
Ba(OH)2 + AgNo3 = AgOH + Ba(No3)2 =>
Ba(OH)2 + 2 AgNo3 = 2 AgOH + Ba(No3)2
CuO + NH3 = N2 + Cu + H2O =>
3 CuO + 2 NH3 = N2 + 3 Cu + 3 H2O
Cl2 + O2 = ClO2 =>
Cl2 + 2 O2 = 2 ClO2
KMnO4 + NaI + HCl = I2 + NaCl + KCl + MnCl2 + H2O =>
2 KMnO4 + 10 NaI + 16 HCl = 5 I2 + 10 NaCl + 2 KCl + 2 MnCl2 + 8 H2O
K2Cr2O7 + SnCl2 + KOH + H2O = K3Cr(OH)6 + KCl + K2Sn(OH)6 =>
K2Cr2O7 + 3 SnCl2 + 16 KOH + 7 H2O = 2 K3Cr(OH)6 + 6 KCl + 3 K2Sn(OH)6
Ca + HOH = Ca(H2O)2 =>
Ca + 2 HOH = Ca(H2O)2
HCl + S = HS + Cl =>
HCl + S = HS + Cl
CO4 + H2O = H2CO5 =>
CO4 + H2O = H2CO5
Cu + AgNO3 = Cu(NO3)2 + Ag =>
Cu + 2 AgNO3 = Cu(NO3)2 + 2 Ag
FeO3(s) + CO(g) = Fe(l) + CO2(g) =>
FeO3(s) + 3 CO(g) = Fe(l) + 3 CO2(g)
Al(OH)3 + H2CO3 = Al2(CO3)3 + H2O =>
2 Al(OH)3 + 3 H2CO3 = Al2(CO3)3 + 6 H2O
O2 + H2S = H2O + S2 =>
O2 + 2 H2S = 2 H2O + S2
ZnSH2 = H2SZn =>
ZnSH2 = H2SZn
C4H13N3 + C18H34O2 = H2O + C22H45N3O =>
C4H13N3 + C18H34O2 = H2O + C22H45N3O
H2O + Na2SO3 + K2MnO4 = MnO2 + Na2SO4 + KOH =>
H2O + Na2SO3 + K2MnO4 = MnO2 + Na2SO4 + 2 KOH
MnCl7 + F2 = Mn2F7 + Cl =>
4 MnCl7 + 7 F2 = 2 Mn2F7 + 28 Cl
NH4VO3 + H2SO4 + H2O2 = [VO(O2)] + (NH4)2SO4 + H2O =>
2 NH4VO3 + H2SO4 + H2O2 = 2[VO(O2)] + (NH4)2SO4 + 2 H2O
NH2OH + FeSO4 + H2SO4 = Fe2(SO4)3 + (NH4)2SO4 + H2O =>
2 NH2OH + 4 FeSO4 + 3 H2SO4 = 2 Fe2(SO4)3 + (NH4)2SO4 + 2 H2O
HAt + Cd(OH)2 = CdAt2 + H2O =>
2 HAt + Cd(OH)2 = CdAt2 + 2 H2O
KSO4 + Pb(NO3)2 = PbSO4 + K(NO3)2 =>
KSO4 + Pb(NO3)2 = PbSO4 + K(NO3)2
C(H2O) + O2 = CO2 + H2O =>
C(H2O) + O2 = CO2 + H2O
Pb(NO3)2 + KI = PbI2 + KNO3 =>
Pb(NO3)2 + 2 KI = PbI2 + 2 KNO3
P + O2 = P2O5 =>
4 P + 5 O2 = 2 P2O5
Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2
Zn + AlSO4 = ZnSO4 + Al =>
Zn + AlSO4 = ZnSO4 + Al
Al(s) + H2SO4(aq) = H2(g) + Al2(SO4)3(aq) =>
2 Al(s) + 3 H2SO4(aq) = 3 H2(g) + Al2(SO4)3(aq)
NaC6H5CO2 + H2O = NaC6H7CO3 =>
NaC6H5CO2 + H2O = NaC6H7CO3
C4H10 + O2 = CO2 + H2O =>
2 C4H10 + 13 O2 = 8 CO2 + 10 H2O
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