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2 HCl + CaCO3 = CaCl2 + H2O + CO2
PbH4 = Pb + H =>
PbH4 = Pb + 4 H
Na4SiO4(aq) + FeCl3 = Na3Cl3(aq) + Fe4(SiO4)3(s) =>
3 Na4SiO4(aq) + 4 FeCl3 = 4 Na3Cl3(aq) + Fe4(SiO4)3(s)
Mg(OH)2 + AgNO3 + HCl = AgCl + Mg(NO3)2 + H2O =>
Mg(OH)2 + 2 AgNO3 + 2 HCl = 2 AgCl + Mg(NO3)2 + 2 H2O
Na + ZnCrO4 = Na2CrO4 + Zn =>
2 Na + ZnCrO4 = Na2CrO4 + Zn
Ba(OH)2 + CO3H2 = BaCO3 + H2O =>
Ba(OH)2 + CO3H2 = BaCO3 + 2 H2O
Mg + HCl = MgCl2 + H2 =>
Mg + 2 HCl = MgCl2 + H2
SO2 + Cl2 + NaOH = NaCl + H2SO4 =>
SO2 + Cl2 + 2 NaOH = 2 NaCl + H2SO4
SO3{-3} + Cr2O7{-2} + H{+} = SO4{-2} + Cr{+3} + H2O =>
2 SO3{-3} + Cr2O7{-2} + 10 H{+} = 2 SO4{-2} + 2 Cr{+3} + 5 H2O
Ag2C2O4 + HNO3 = AgNO3 + H2C2O4 =>
Ag2C2O4 + 2 HNO3 = 2 AgNO3 + H2C2O4
N3C8H5O4 + Na2S2O4 + H2O = C8H7N3O2 + SO2 + NaOH =>
N3C8H5O4 + 3 Na2S2O4 + 4 H2O = C8H7N3O2 + 6 SO2 + 6 NaOH
CO2 + H2O + CH3CHOONa = NaHCO3 + CH3COOH =>
10 CO2 + 6 H2O + 8 CH3CHOONa = 8 NaHCO3 + 9 CH3COOH
C5H7N2 + C6H2N3O7 = C11H9N5O7 =>
C5H7N2 + C6H2N3O7 = C11H9N5O7
Al + HCl = AlCl3 + H2 =>
2 Al + 6 HCl = 2 AlCl3 + 3 H2
Pd(OH)2 = PdO + H2O =>
Pd(OH)2 = PdO + H2O
CuO + CH4* = Cu + CO2 + H2*O =>
4 CuO + CH4* = 4 Cu + CO2 + 2 H2*O
Al2(SO4)3 + H2O + Na2S = Al(OH)3 + Na2SO4 + SO2 =>
4 Al2(SO4)3 + 12 H2O + 3 Na2S = 8 Al(OH)3 + 3 Na2SO4 + 12 SO2
Rb + Se = Rb2Se =>
2 Rb + Se = Rb2Se
C2H5OH(l) + O2(g) = CO2(g) + H2O(l) =>
C2H5OH(l) + 3 O2(g) = 2 CO2(g) + 3 H2O(l)
Sn + HNO3 + HCl = H[SnCl4] + NO2 + H2O =>
Sn + 3 HNO3 + 4 HCl = H[SnCl4] + 3 NO2 + 3 H2O
C8H7ClO2 + HCN = C9H7O2N + HCl =>
C8H7ClO2 + HCN = C9H7O2N + HCl
Li + AlCl3 = LiCl + Al =>
3 Li + AlCl3 = 3 LiCl + Al
CO + Na = Na2O + C =>
CO + 2 Na = Na2O + C
NiO2 + C = CO2 + Ni =>
NiO2 + C = CO2 + Ni
K2CO3 + Co3N2 = CoCO3 + K3N =>
3 K2CO3 + Co3N2 = 3 CoCO3 + 2 K3N
Al + O2 = Al2O3 =>
4 Al + 3 O2 = 2 Al2O3
Na + Ba(OH)2 = Ba2 + NaOH =>
4 Na + 2 Ba(OH)2 = Ba2 + 4 NaOH
HCIO + Br2 + H2O = HBrO3 + HCI =>
5 HCIO + Br2 + H2O = 2 HBrO3 + 5 HCI
CH3OH = CH3OCH3 + H2O =>
2 CH3OH = CH3OCH3 + H2O
C3H9P + O2 = CO2 + P2O3 + H2O =>
2 C3H9P + 12 O2 = 6 CO2 + P2O3 + 9 H2O
Al2O3 + AlCl3 + NO + H2O = Al + NH4ClO4 =>
Al2O3 + AlCl3 + 3 NO + 6 H2O = 3 Al + 3 NH4ClO4
As2S3 + NH3 + H2O2 = (NH4)3AsO4 + S + H2O =>
As2S3 + 6 NH3 + 5 H2O2 = 2(NH4)3AsO4 + 3 S + 2 H2O
Ga + O2 = Ga2O3 =>
4 Ga + 3 O2 = 2 Ga2O3
Na2SO4 + CaCl2 = CaSO4 + NaCl =>
Na2SO4 + CaCl2 = CaSO4 + 2 NaCl
C5H10 + O2 = CO2 + H2O =>
2 C5H10 + 15 O2 = 10 CO2 + 10 H2O
BaCl2(aq) + Hg2(ClO3)2(aq) = Ba(ClO3)2 + HgCl =>
BaCl2(aq) + Hg2(ClO3)2(aq) = Ba(ClO3)2 + 2 HgCl
TiO + Cl2 = TiCl3 + O2 =>
2 TiO + 3 Cl2 = 2 TiCl3 + O2
FeCl3 = Cl2 + Fe =>
2 FeCl3 = 3 Cl2 + 2 Fe
Pb(NO3)2 = Pb02 + NO2 + O3 =>
6 Pb(NO3)2 = 3 Pb02 + 12 NO2 + 4 O3
C8H10 + KMnO4 = C7H6O2 + MnO2 + KOH + CH4 =>
10 C8H10 + 22 KMnO4 = 11 C7H6O2 + 22 MnO2 + 22 KOH + 3 CH4
Zn + Pb(NO3)2 = Zn(NO3)2 + Pb =>
Zn + Pb(NO3)2 = Zn(NO3)2 + Pb
H3PO3 + Sb(OH)3 = SbPO3 + H2O =>
H3PO3 + Sb(OH)3 = SbPO3 + 3 H2O
PbCO3 + CH3COOH = (CH3COO)2Pb + CO2 + H2O =>
PbCO3 + 2 CH3COOH = (CH3COO)2Pb + CO2 + H2O
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
Ni + Zn(NO3)2 = Zn + Ni(NO3)2 =>
Ni + Zn(NO3)2 = Zn + Ni(NO3)2
CrO2(ac) + ClO(ac) = CrO4(ac) + Cl(ac) =>
CrO2(ac) + 2 ClO(ac) = CrO4(ac) + 2 Cl(ac)
Tl2SO4 + KOH + Br2 = Tl2O3 + KBr + K2SO4 + H2O =>
Tl2SO4 + 6 KOH + 2 Br2 = Tl2O3 + 4 KBr + K2SO4 + 3 H2O
Mg + Cl2 = MgCl2 =>
Mg + Cl2 = MgCl2
Pb(OH)2 + HCl = H2O + PbCl2 =>
Pb(OH)2 + 2 HCl = 2 H2O + PbCl2
Ca3(PO4)2 + H2SO4 = CaSO4 + Ca(H2PO4)2 =>
Ca3(PO4)2 + 2 H2SO4 = 2 CaSO4 + Ca(H2PO4)2
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