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2 CaCO3 + SiO2 = Ca2SiO4 + 2 CO2
Cu + HNO3(konc) = Cu(NO3)2 + NO + H2O =>
3 Cu + 8 HNO3(konc) = 3 Cu(NO3)2 + 2 NO + 4 H2O
CH3CH2CH(OH)CH3 + K2Cr2O7 + H2SO4 = CH3CH2COCH3 + Cr2(SO4)3 + K2SO4 + H2O =>
3 CH3CH2CH(OH)CH3 + K2Cr2O7 + 4 H2SO4 = 3 CH3CH2COCH3 + Cr2(SO4)3 + K2SO4 + 7 H2O
Ba + NH3 = BaNH3 =>
Ba + NH3 = BaNH3
Ca2C + H2O = C2H2 + Ca + O2 =>
4 Ca2C + 2 H2O = 2 C2H2 + 8 Ca + O2
Zn(OH)2 + NH3 = Zn(NH3)4{2+} + OH{-} =>
Zn(OH)2 + 4 NH3 = Zn(NH3)4{2+} + 2 OH{-}
AgNO3 + BaCl2 = AgCl + Ba(NO3)2 =>
2 AgNO3 + BaCl2 = 2 AgCl + Ba(NO3)2
Fe(s) + O2(g) = Fe2O5(s) =>
4 Fe(s) + 5 O2(g) = 2 Fe2O5(s)
Al(No3)5 + No2S = Al2S3 + NoNo3 =>
2 Al(No3)5 + 3 No2S = Al2S3 + 9 NoNo3
Al2(Co3)3 = Al2 + Co3 =>
Al2(Co3)3 = Al2 + 3 Co3
(NH4)3PO4 = H3PO4 + NH3 =>
(NH4)3PO4 = H3PO4 + 3 NH3
C4H8O2Na + NaOH = Na + H2O + C =>
C4H8O2Na + 4 NaOH = 5 Na + 6 H2O + 4 C
HCl + MnO2 = MnCl2 + H2O + Cl2 =>
4 HCl + MnO2 = MnCl2 + 2 H2O + Cl2
NaHCO3 + C6H8O7 = Na3H8C6O7 + CO2 + H2O =>
18 NaHCO3 + 7 C6H8O7 = 6 Na3H8C6O7 + 24 CO2 + 13 H2O
CaCl2 + Na3(CO) = Ca3(CO)2 + NaCl =>
3 CaCl2 + 2 Na3(CO) = Ca3(CO)2 + 6 NaCl
HJ2 + H2SO4 = J2 + H2S + H2O =>
8 HJ2 + H2SO4 = 8 J2 + H2S + 4 H2O
CoSO4 + KI + H2O + KIO3 = Co(OH)2 + K2SO4 + I2 =>
3 CoSO4 + 5 KI + 3 H2O + KIO3 = 3 Co(OH)2 + 3 K2SO4 + 3 I2
Cu(OH)2 + Br2 + KOH = KCuO2 + KBr + H2O =>
2 Cu(OH)2 + Br2 + 4 KOH = 2 KCuO2 + 2 KBr + 4 H2O
KCHO3 + HCl = KCl + CO2 + H2O =>
KCHO3 + HCl = KCl + CO2 + H2O
HC2O4 + H3O = H2O + H2C2O4 =>
HC2O4 + H3O = H2O + H2C2O4
RCOONa + Fe + Cl = RCOOFe + NaCl =>
RCOONa + Fe + Cl = RCOOFe + NaCl
SiCl4 + Mn = Si + MnCl =>
SiCl4 + 4 Mn = Si + 4 MnCl
Na(s) + H2O(i) = NaOH(aq) + H2(g) =>
2 Na(s) + 2 H2O(i) = 2 NaOH(aq) + H2(g)
Na2CO3(aq) + Cu(NO3)2(aq) = CuCO3(aq) + NaNO3(aq) =>
Na2CO3(aq) + Cu(NO3)2(aq) = CuCO3(aq) + 2 NaNO3(aq)
H5 + O6 = H7O2 =>
21 H5 + 5 O6 = 15 H7O2
Na2S(aq) + MgSO4(aq) = Na2SO4 + MgS =>
Na2S(aq) + MgSO4(aq) = Na2SO4 + MgS
PbO + Mn(OH)2 + HNO3 = H2MnO4 + Pb(NO2)2 + H2O =>
PbO + Mn(OH)2 + 2 HNO3 = H2MnO4 + Pb(NO2)2 + H2O
PbO2 + NaOH = Na2PbO3 + H2O =>
PbO2 + 2 NaOH = Na2PbO3 + H2O
C2H4 + O2 = CO2 + H2O =>
C2H4 + 3 O2 = 2 CO2 + 2 H2O
Zn + NO3{-} + OH{-} + H2O = [Zn(OH)4]{2-} + NH3 =>
4 Zn + NO3{-} + 7 OH{-} + 6 H2O = 4[Zn(OH)4]{2-} + NH3
Cu2O + H2SO4 = H2[Cu(SO4)2] + SO2 + H2O =>
Cu2O + 5 H2SO4 = 2 H2[Cu(SO4)2] + SO2 + 3 H2O
H2SO4 + NaOH = Na2SO4 + H2O =>
H2SO4 + 2 NaOH = Na2SO4 + 2 H2O
KBr + Ca = KCa + Br =>
KBr + Ca = KCa + Br
NO2 + Ba(OH)2 = Ba(NO3)2 + H2 =>
2 NO2 + Ba(OH)2 = Ba(NO3)2 + H2
Zn + NO3{-} + OH{-} + H2O = [Zn(OH)4]{2-} + NH3 =>
4 Zn + NO3{-} + 7 OH{-} + 6 H2O = 4[Zn(OH)4]{2-} + NH3
Sn + Cl2 = SnCl4 =>
Sn + 2 Cl2 = SnCl4
Zn + NO3{-} + OH{-} + H2O = [Zn(OH)4]{2-} + NH3 =>
4 Zn + NO3{-} + 7 OH{-} + 6 H2O = 4[Zn(OH)4]{2-} + NH3
Cu + HgCI2 = CuCI2 + Hg =>
Cu + HgCI2 = CuCI2 + Hg
Fe + PdCl2 = Pd + FeCl2 =>
Fe + PdCl2 = Pd + FeCl2
C6H10 + Br = C6H10Br2 =>
C6H10 + 2 Br = C6H10Br2
C5H5N + H2O = C5H5NH + OH =>
C5H5N + H2O = C5H5NH + OH
C10H16 + F2 = HF + C =>
C10H16 + 8 F2 = 16 HF + 10 C
S4 + O2 + H2O = H2SO4 =>
S4 + 6 O2 + 4 H2O = 4 H2SO4
HgCl2 + SnCl2 = Hg2Cl2 + SnCl4 =>
2 HgCl2 + SnCl2 = Hg2Cl2 + SnCl4
Sn + FeCl3 = SnCl2 + Fe =>
3 Sn + 2 FeCl3 = 3 SnCl2 + 2 Fe
LiNO3 + CaCO3 = Li2CO3 + Ca(NO3)2 =>
2 LiNO3 + CaCO3 = Li2CO3 + Ca(NO3)2
Na2SiF6 + NaOH = Na2SiO3 + NaF + H2O =>
Na2SiF6 + 6 NaOH = Na2SiO3 + 6 NaF + 3 H2O
Cr(NO3) + H2O2 + NaOH = Na2CrO4 + NaNO3 + H2O =>
2 Cr(NO3) + 5 H2O2 + 6 NaOH = 2 Na2CrO4 + 2 NaNO3 + 8 H2O
(C6H10O5)200 + O2 = H2O + CO2 =>
(C6H10O5)200 + 1200 O2 = 1000 H2O + 1200 CO2
Zn(OH)2 + Fe(OH)2 = FeZnO2 + H2O =>
Zn(OH)2 + Fe(OH)2 = FeZnO2 + 2 H2O
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