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2 Cr(OH)3 + Na2CO3 = Cr2CO3 + 2 Na(OH)3
H13 + O + C9 + N = H11C8NO2 =>
99 H13 + 234 O + 104 C9 + 117 N = 117 H11C8NO2
H3PO4 + Ca(OH)2 = PO4(OH)3 + CaH2 =>
2 H3PO4 + 3 Ca(OH)2 = 2 PO4(OH)3 + 3 CaH2
CH4Br2 = CH3BrHBr =>
CH4Br2 = CH3BrHBr
C6H14O4(ac) + O2(g) = CO2(g) + H2O =>
2 C6H14O4(ac) + 15 O2(g) = 12 CO2(g) + 14 H2O
Ti3 + O2 = Ti2O =>
4 Ti3 + 3 O2 = 6 Ti2O
HCl + Na3OH = H2O + Na3Cl =>
HCl + Na3OH = H2O + Na3Cl
KI + KClO3 + H2SO4 = KCl + I2 + K2SO4 + H2O =>
6 KI + KClO3 + 3 H2SO4 = KCl + 3 I2 + 3 K2SO4 + 3 H2O
Pb(NO2)2 + H2SO4 = PbSO4 + HNO2 =>
Pb(NO2)2 + H2SO4 = PbSO4 + 2 HNO2
Co(CH3COO)2*6H2O + Mn(CH3COO)2*4H2O + H2C2O4*2H2O = CoMn2(C2O4)3*6H2O + H2O + CH3COOH =>
Co(CH3COO)2*6H2O + 2 Mn(CH3COO)2*4H2O + 3 H2C2O4*2H2O = CoMn2(C2O4)3*6H2O + 14 H2O + 6 CH3COOH
KMnO4 + H2SO4 + NaC2O4 = MnSO4 + K2SO + H2O + NaSO4 + CO2 =>
2 KMnO4 + 11 H2SO4 + 8 NaC2O4 = 2 MnSO4 + K2SO + 11 H2O + 8 NaSO4 + 16 CO2
HCOOH + Cu(OH)2 = (HCOO)2Cu + H2O =>
2 HCOOH + Cu(OH)2 = (HCOO)2Cu + 2 H2O
CH3CI + H2 = C2H6 + HCI =>
2 CH3CI + H2 = C2H6 + 2 HCI
HBr + Ba(NO3)2 = Br(NO3)2 + BaH =>
HBr + Ba(NO3)2 = Br(NO3)2 + BaH
S + Al = Al2S3 =>
3 S + 2 Al = Al2S3
CaSiO3(s) + HF(g) = SiF4(s) + CaF2(s) + H2O(l) =>
CaSiO3(s) + 6 HF(g) = SiF4(s) + CaF2(s) + 3 H2O(l)
H2C4H2O4 + NaCl = H2O + NaC4H2O3 + Cl =>
H2C4H2O4 + NaCl = H2O + NaC4H2O3 + Cl
NH4Cl + NaO = (NH4)O + NaCl =>
NH4Cl + NaO = (NH4)O + NaCl
NaOH + SO2 = Na + H2SO4 =>
2 NaOH + SO2 = 2 Na + H2SO4
CuCo3Cu(OH)2 + HCl = CuCl + Cu(OH)2 + Co2 + H =>
2 CuCo3Cu(OH)2 + 2 HCl = 2 CuCl + 2 Cu(OH)2 + 3 Co2 + 2 H
Al + KOH = Al(OH)3 + K =>
Al + 3 KOH = Al(OH)3 + 3 K
Zn + KNO3 + H2SO4 = ZnSO4 + KNO2 + H2O =>
Zn + KNO3 + H2SO4 = ZnSO4 + KNO2 + H2O
Pb(NCl3)2(l) + HCl(l) = Pb(s) + HCl(NCl3)2 =>
Pb(NCl3)2(l) + HCl(l) = Pb(s) + HCl(NCl3)2
C5H8O2 + H2O = C5H8O3 + H2 =>
C5H8O2 + H2O = C5H8O3 + H2
HgCl = Hg + Hg(Cl)2 =>
2 HgCl = Hg + Hg(Cl)2
Sb2(OH)2 + HCl = Sb2(OH)Cl + H2O =>
Sb2(OH)2 + HCl = Sb2(OH)Cl + H2O
KI + SnSO4 = K4SO4 + SnI4 =>
4 KI + SnSO4 = K4SO4 + SnI4
KF + BaCl2 = BaF2 + KCl =>
2 KF + BaCl2 = BaF2 + 2 KCl
Pb(NO3)2 + KOH = Pb(OH)2 + KNO3 =>
Pb(NO3)2 + 2 KOH = Pb(OH)2 + 2 KNO3
Mg(H2PO4)2 + NaOH = Mg3(PO4)2 + NaH2PO4 + H2O =>
3 Mg(H2PO4)2 + 4 NaOH = Mg3(PO4)2 + 4 NaH2PO4 + 4 H2O
C6H10O5 + KI + H2O2 = CI2 + KO + H2O =>
C6H10O5 + 12 KI + 12 H2O2 = 6 CI2 + 12 KO + 17 H2O
C3H5NO + O2 = CO2 + H2O + NO2 =>
4 C3H5NO + 19 O2 = 12 CO2 + 10 H2O + 4 NO2
NaH + KH + H2O = Na(KOH) + H2 =>
2 NaH + 2 KH + 2 H2O = 2 Na(KOH) + 3 H2
[Cu(NH3)4](oh)2 + K4Fe(CN)6 = Cu2Fe(CN)6 + K + (NH3)4 =>
[Cu(NH3)4](oh)2 + K4Fe(CN)6 = Cu2Fe(CN)6 + 4 K + 2(NH3)4
Ag(NO3)2 + H2O + Cl2 = AgCl2 + NH3 + O2 =>
2 Ag(NO3)2 + 6 H2O + 2 Cl2 = 2 AgCl2 + 4 NH3 + 9 O2
H3 + O = H2O3 =>
2 H3 + 9 O = 3 H2O3
C6H5CH(CH3)2 + K2Cr2O7 + H2SO4 = C6H5COOH + Cr2(SO4)3 + K2SO4 + H2O =>
7 C6H5CH(CH3)2 + 11 K2Cr2O7 + 44 H2SO4 = 9 C6H5COOH + 11 Cr2(SO4)3 + 11 K2SO4 + 59 H2O
NaHCO3 + H2SO4 = Na2SO4 + HHCO3 =>
2 NaHCO3 + H2SO4 = Na2SO4 + 2 HHCO3
KMnO4 + KCl + H2SO4 = Mn(SO4) + K2(SO4) + Cl2 + H2O =>
2 KMnO4 + 10 KCl + 8 H2SO4 = 2 Mn(SO4) + 6 K2(SO4) + 5 Cl2 + 8 H2O
C7H13O + C3H5O = C10H18O2 =>
C7H13O + C3H5O = C10H18O2
BaCl2 + H2SO4 = Ba2(SO4)2 + HCl =>
2 BaCl2 + 2 H2SO4 = Ba2(SO4)2 + 4 HCl
CuCl2 + H2S = CuH2 + Cl2S =>
CuCl2 + H2S = CuH2 + Cl2S
SeBr2 = Se + Br2 =>
SeBr2 = Se + Br2
IO3{-} + I{-} + H{+} = I3 + H2O =>
IO3{-} + 5 I{-} + 6 H{+} = 2 I3 + 3 H2O
Br2 + H2O + AgNO3 = HNO3 + AgBr + AgBrO3 =>
3 Br2 + 3 H2O + 6 AgNO3 = 6 HNO3 + 5 AgBr + AgBrO3
C8 + O2 = CO2 =>
C8 + 8 O2 = 8 CO2
Hg(NO3)2 + HBr = HgBr2 + HNO3 =>
Hg(NO3)2 + 2 HBr = HgBr2 + 2 HNO3
CU + AgNO3 = CU(NO3)2 + Ag =>
CU + 2 AgNO3 = CU(NO3)2 + 2 Ag
Ca3(PO4)2 + SiO2 + C = CaSiO3 + CO + P =>
Ca3(PO4)2 + 3 SiO2 + 5 C = 3 CaSiO3 + 5 CO + 2 P
Cd(NO3)2 + Zn = Cd + Zn(NO3)2 =>
Cd(NO3)2 + Zn = Cd + Zn(NO3)2
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