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9 PbO2 + 2 NaCrOH4 + 20 NaOH = 2 Na2CrO4 + 9 Na2PbO2 + 14 H2O
Hg2(NO3)2 + Cu = Hg + Cu(NO3)2 =>
Hg2(NO3)2 + Cu = 2 Hg + Cu(NO3)2
A2 + B3 = B3A2 =>
A2 + B3 = B3A2
SiO2 + MoO4{2-} + H{+} = H4(Si(Mo3O10)4) + H2O =>
SiO2 + 12 MoO4{2-} + 24 H{+} = H4(Si(Mo3O10)4) + 10 H2O
F2 + Al4C3 = AlF3 + C =>
6 F2 + Al4C3 = 4 AlF3 + 3 C
WO2 + HNO3 + H2O = H2WO4 + NO =>
3 WO2 + 2 HNO3 + 2 H2O = 3 H2WO4 + 2 NO
KBrO3 + H2S = KBr + H2O + S =>
KBrO3 + 3 H2S = KBr + 3 H2O + 3 S
ZnBr2 + (NH4)2CO3 = ZnCO3 + (NH4)2Br2 =>
ZnBr2 + (NH4)2CO3 = ZnCO3 + (NH4)2Br2
H3PO4 + Cu = Cu3(PO4)2 + H2 =>
2 H3PO4 + 3 Cu = Cu3(PO4)2 + 3 H2
Mn{2+} + S2O8{2-} + H2O = MnO4{-} + SO4{2-} + H{+} =>
2 Mn{2+} + 5 S2O8{2-} + 8 H2O = 2 MnO4{-} + 10 SO4{2-} + 16 H{+}
H2SO4 + NaClO4 = NaSO4 + H2O + ClO3 =>
H2SO4 + NaClO4 = NaSO4 + H2O + ClO3
BCl3 = B + Cl =>
BCl3 = B + 3 Cl
Ni + Al2O3 = Ni2O3 + Al =>
2 Ni + Al2O3 = Ni2O3 + 2 Al
Cu + CO = Cu2O + C =>
2 Cu + CO = Cu2O + C
Cu(s) + HNO3(conc) = Cu(NO3)2(aq) + NO2(g) + H2O(l) =>
Cu(s) + 4 HNO3(conc) = Cu(NO3)2(aq) + 2 NO2(g) + 2 H2O(l)
AgO + Al = Ag + Al2O3 =>
3 AgO + 2 Al = 3 Ag + Al2O3
Cu(ClO4)2 + Na2CO3 = CuCO3 + NaClO4 =>
Cu(ClO4)2 + Na2CO3 = CuCO3 + 2 NaClO4
C7H14 = C7H8 + H2 =>
C7H14 = C7H8 + 3 H2
KBr(aq) + AgNO3(aq) = KNO3(aq) + AgBr(s) =>
KBr(aq) + AgNO3(aq) = KNO3(aq) + AgBr(s)
P4O10 + H2O = H3(PO4) =>
P4O10 + 6 H2O = 4 H3(PO4)
KBr + Mg = KMg + Br =>
KBr + Mg = KMg + Br
C6H14 + CO2 = CO + H2 =>
C6H14 + 6 CO2 = 12 CO + 7 H2
Hg(ClO3)2 + Na2Cr2O7 = HgCr2O7(s) + NaCl + O2 =>
Hg(ClO3)2 + Na2Cr2O7 = HgCr2O7(s) + 2 NaCl + 3 O2
Na + Cl3Fe = Fe + NaCl =>
3 Na + Cl3Fe = Fe + 3 NaCl
K2O2(s) = K2O(s) + O2(g) =>
2 K2O2(s) = 2 K2O(s) + O2(g)
Cu2Se = Cu + Se =>
Cu2Se = 2 Cu + Se
N2 + S8 = NS3 =>
4 N2 + 3 S8 = 8 NS3
Al(OH)3 + KOH = H2O + K3AlO3 =>
Al(OH)3 + 3 KOH = 3 H2O + K3AlO3
ZnO + KHCO3 = ZnCO3 + K2CO3 + H2O =>
ZnO + 2 KHCO3 = ZnCO3 + K2CO3 + H2O
SO4 + Pb = SO4Pb =>
SO4 + Pb = SO4Pb
(NH4)2CO3 + NaOH = Na2CO3 + NH3 + H2O =>
(NH4)2CO3 + 2 NaOH = Na2CO3 + 2 NH3 + 2 H2O
Fe(NO3)3(aq) + (NH4)2CO3(aq) = Fe2(CO3)3 + NH4NO3(aq) =>
2 Fe(NO3)3(aq) + 3(NH4)2CO3(aq) = Fe2(CO3)3 + 6 NH4NO3(aq)
CuSO4*5H2O + KSCN = Cu(SCN)2 + K2SO4 + H2O =>
CuSO4*5H2O + 2 KSCN = Cu(SCN)2 + K2SO4 + 5 H2O
CrCl3 + K3[Fe(CN)6] = Cr[Fe(CN)6] + KCl =>
CrCl3 + K3[Fe(CN)6] = Cr[Fe(CN)6] + 3 KCl
Ga + I2 = GaI3 =>
2 Ga + 3 I2 = 2 GaI3
KBr + H2SO4 = Br2 + SO2 + H2O + KHSO4 =>
2 KBr + 3 H2SO4 = Br2 + SO2 + 2 H2O + 2 KHSO4
Br2 + I = IBr3 =>
3 Br2 + 2 I = 2 IBr3
Zn + HNO3 = Zn(NO3)2 + N2O + H2O =>
4 Zn + 10 HNO3 = 4 Zn(NO3)2 + N2O + 5 H2O
KClO4 + HI = KCl + I2 + H2O =>
KClO4 + 8 HI = KCl + 4 I2 + 4 H2O
NH4NO3 + Ba(OH)2 = BaNO3 + NH3 + H2O =>
7 NH4NO3 + 8 Ba(OH)2 = 8 BaNO3 + 6 NH3 + 13 H2O
Al + CUSO4 = Al2(SO4)3 + CU =>
2 Al + 3 CUSO4 = Al2(SO4)3 + 3 CU
NH4 + HCl = NH4Cl + H =>
NH4 + HCl = NH4Cl + H
HCl + RbHCO3 = H2O + CO2 + RbCl =>
HCl + RbHCO3 = H2O + CO2 + RbCl
Cu2 + H2O = CuO + H2 =>
Cu2 + 2 H2O = 2 CuO + 2 H2
(NH4)2SO3 + CoCl2 = NH4Cl + CoSO3 =>
(NH4)2SO3 + CoCl2 = 2 NH4Cl + CoSO3
KMnO4 + Na2SO3 = MnO2 + Na2SO4 + K2O =>
2 KMnO4 + 3 Na2SO3 = 2 MnO2 + 3 Na2SO4 + K2O
H2SO4 + CU = SO2 + CU(OH)2 =>
H2SO4 + CU = SO2 + CU(OH)2
CH3NH2 + FeCl3 = FeCH3NH2 + Cl2 =>
2 CH3NH2 + 2 FeCl3 = 2 FeCH3NH2 + 3 Cl2
C7H12O + O2 = CO2 + H2O =>
2 C7H12O + 19 O2 = 14 CO2 + 12 H2O
Mg(s) + Cl(g) = MgCl3(s) =>
Mg(s) + 3 Cl(g) = MgCl3(s)
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