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2 Sc + 2 HBr = 2 ScBr + H2
Mg(HCOO)2 = Mg + HCOO =>
Mg(HCOO)2 = Mg + 2 HCOO
Cu2CO3OH2 = CuO + CO + H2O =>
Cu2CO3OH2 = 2 CuO + CO + H2O
Fe + CuSO4 = FeSO4 + Cu =>
Fe + CuSO4 = FeSO4 + Cu
Na2O + Al2O3 = NaAlO2 =>
Na2O + Al2O3 = 2 NaAlO2
Na2Cr2O7 + H2S + H2SO4 = H2O + Na2SO4 + Cr2(SO4)3 =>
4 Na2Cr2O7 + 3 H2S + 13 H2SO4 = 16 H2O + 4 Na2SO4 + 4 Cr2(SO4)3
NH4Cl = NH3 + HCl =>
NH4Cl = NH3 + HCl
CrO2 + H{+} = Cr{3+} + Cr2O7{2-} + H2O =>
6 CrO2 + 10 H{+} = 4 Cr{3+} + Cr2O7{2-} + 5 H2O
NH4HCO3 + NaOH = H2O + NH3 + Na2CO3 =>
NH4HCO3 + 2 NaOH = 2 H2O + NH3 + Na2CO3
AgBr + KCN = K[Ag(CN)2] + KBr =>
AgBr + 2 KCN = K[Ag(CN)2] + KBr
HNO3 + O2 = NO4 + H2O =>
4 HNO3 + 3 O2 = 4 NO4 + 2 H2O
Al + SnSO4 = Sn + Al2(SO4)3 =>
2 Al + 3 SnSO4 = 3 Sn + Al2(SO4)3
Na2Cr2O7 + NH4Cl = NaCl + Cr2O3 + H2O + N2 =>
Na2Cr2O7 + 2 NH4Cl = 2 NaCl + Cr2O3 + 4 H2O + N2
CuO + I2 = CuI + O2 =>
2 CuO + I2 = 2 CuI + O2
Al(s) + NiCl2(aq) = AlCl3(aq) + Ni(s) =>
2 Al(s) + 3 NiCl2(aq) = 2 AlCl3(aq) + 3 Ni(s)
P + O2 = P2O3 =>
4 P + 3 O2 = 2 P2O3
CuCl3 + Na(OH) = Cu(OH)3 + NaCl =>
CuCl3 + 3 Na(OH) = Cu(OH)3 + 3 NaCl
Z2 + LG = LGZ =>
Z2 + 2 LG = 2 LGZ
KO2 + SO2 = K2SO4 + O2 =>
2 KO2 + SO2 = K2SO4 + O2
Na2MnO4 + H2O = NaMnO4 + MnO2 + NaOH =>
3 Na2MnO4 + 2 H2O = 2 NaMnO4 + MnO2 + 4 NaOH
NaNo3 + HCl = NaCl + HNo3 =>
NaNo3 + HCl = NaCl + HNo3
Fe{2+} + MnO4{+} + H2O = Fe{3+} + Mn{2+} + OH{-} =>
7 Fe{2+} + MnO4{+} + 4 H2O = 7 Fe{3+} + Mn{2+} + 8 OH{-}
Ca(NH4)2[Fe(CN)6] + CH3COOH = (CH3COO)2Ca + H4[Fe(CN)6] + NH3 =>
Ca(NH4)2[Fe(CN)6] + 2 CH3COOH = (CH3COO)2Ca + H4[Fe(CN)6] + 2 NH3
K2CrO4(aq) + SnCl2(aq) + HCl(aq) = SnCl4(aq) + CrCl3(g) + KCl(aq) + H2O(l) =>
2 K2CrO4(aq) + 3 SnCl2(aq) + 16 HCl(aq) = 3 SnCl4(aq) + 2 CrCl3(g) + 4 KCl(aq) + 8 H2O(l)
BF3 + LiF = LiBF4 =>
BF3 + LiF = LiBF4
Hydrogen2 + Bromine2 = HydrogenBromine =>
Hydrogen2 + Bromine2 = 2 HydrogenBromine
Na2SiO4 + H2SO4 = Na2SO4 + H2SiO4 =>
Na2SiO4 + H2SO4 = Na2SO4 + H2SiO4
AgNO3 + PH3 + H2O = Ag + H3PO4 + HNO3 =>
8 AgNO3 + PH3 + 4 H2O = 8 Ag + H3PO4 + 8 HNO3
NiSO4 + KBrO3 + NaOH = HNiO2 + KBr + Na2SO4 + H2O =>
6 NiSO4 + KBrO3 + 12 NaOH = 6 HNiO2 + KBr + 6 Na2SO4 + 3 H2O
Mg + Ca(OH)2 = Ca + Mg(OH)2 =>
Mg + Ca(OH)2 = Ca + Mg(OH)2
Fe2O3(s) + CO(g) = CO2(g) + Fe(s) =>
Fe2O3(s) + 3 CO(g) = 3 CO2(g) + 2 Fe(s)
HgSO4 + NH4 = Hg + NH4SO4 =>
HgSO4 + NH4 = Hg + NH4SO4
C2H5Cl + H2O = C2H5OH + HCl =>
C2H5Cl + H2O = C2H5OH + HCl
(CH3(CH2)CH3) + O2 = CO2 + H2O =>
(CH3(CH2)CH3) + 5 O2 = 3 CO2 + 4 H2O
BaCl2 + S = BaS + Cl2 =>
BaCl2 + S = BaS + Cl2
Al(s) + H2O = Al2O3(s) + H2(g) =>
2 Al(s) + 3 H2O = Al2O3(s) + 3 H2(g)
Sr(C2H3O2)2 + NH4Cl2 = SrCl2 + NH4(C2H3O2)2 =>
Sr(C2H3O2)2 + NH4Cl2 = SrCl2 + NH4(C2H3O2)2
PH3 + KMnO4 + H2SO4 = KHSO3 + MnSO4 + P4 + H2O =>
28 PH3 + 12 KMnO4 + 24 H2SO4 = 12 KHSO3 + 12 MnSO4 + 7 P4 + 60 H2O
(NH4)2O + Ca(NO3)2 = (NH4)(NO3) + CaO =>
(NH4)2O + Ca(NO3)2 = 2(NH4)(NO3) + CaO
C14H30 = C8H18 + C3H6 =>
C14H30 = C8H18 + 2 C3H6
FeCl2 + S = FeS + Cl =>
FeCl2 + S = FeS + 2 Cl
Al(NO3)3 + H3PO4 = AlPO4 + HNO3 =>
Al(NO3)3 + H3PO4 = AlPO4 + 3 HNO3
C6H12O + NaNH2 = C6H11NaO + NH3 =>
C6H12O + NaNH2 = C6H11NaO + NH3
HgI2 + HCl = HI2 + HgCl =>
HgI2 + HCl = HI2 + HgCl
C6H8O7 + CuCO3 = Cu3(C6H5O7)2 + CO2 + H2O =>
2 C6H8O7 + 3 CuCO3 = Cu3(C6H5O7)2 + 3 CO2 + 3 H2O
CO2(g) + H2O = C6H12O6 + O2 =>
6 CO2(g) + 6 H2O = C6H12O6 + 6 O2
NO2 + OH{-} = NO3{-} + H2O + e =>
NO2 + 2 OH{-} = NO3{-} + H2O + e
H2O2 = H2O + O2 =>
2 H2O2 = 2 H2O + O2
AgCN + H2O = AgOH + HCN =>
AgCN + H2O = AgOH + HCN
CCl4 = C + Cl2 =>
CCl4 = C + 2 Cl2
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