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2 Cr + 3 MgS = Cr2S3 + 3 Mg
Sr + H = SrH2 =>
Sr + 2 H = SrH2
MnSO4 + (NH4)2S2O8 + H2O = (NH4)2SO4 + H2SO4 + MnO2 =>
MnSO4 + (NH4)2S2O8 + 2 H2O = (NH4)2SO4 + 2 H2SO4 + MnO2
HNO2 + H{+} + Cu = NO + H2O + Cu{2+} =>
2 HNO2 + 2 H{+} + Cu = 2 NO + 2 H2O + Cu{2+}
CaCl2 + RCOONa = NaCa + RCOOCl2 =>
CaCl2 + RCOONa = NaCa + RCOOCl2
KMnO4 + NaOH + NaNO2 = KOH + NO2 + Na2MnO4 =>
KMnO4 + NaOH + NaNO2 = KOH + NO2 + Na2MnO4
NaHSO3 + KOH = NaOH + K2SO3 + H2O =>
NaHSO3 + 2 KOH = NaOH + K2SO3 + H2O
NiCl2 + H2SO4 = NiSO4 + Cl2H2 =>
NiCl2 + H2SO4 = NiSO4 + Cl2H2
NaHSO3 + KOH = Na2SO3 + K2SO3 + H2O =>
2 NaHSO3 + 2 KOH = Na2SO3 + K2SO3 + 2 H2O
KHSO4 + NaCl = K2SO4 + Na2SO4 + HCl =>
2 KHSO4 + 2 NaCl = K2SO4 + Na2SO4 + 2 HCl
K2Cr2O7 + HCl = Cr + Cl2 + K + H2O =>
K2Cr2O7 + 14 HCl = 2 Cr + 7 Cl2 + 2 K + 7 H2O
SO2 + HNO3 = SO3 + NO + H2O =>
3 SO2 + 2 HNO3 = 3 SO3 + 2 NO + H2O
AgOH + Fe = Fe(OH)3 + Ag =>
3 AgOH + Fe = Fe(OH)3 + 3 Ag
C9H13N + CH2 = C10H15N =>
C9H13N + CH2 = C10H15N
O2 + C72 = C2O3 =>
54 O2 + C72 = 36 C2O3
ZnS + AlP = Zn3P2 + Al2S3 =>
3 ZnS + 2 AlP = Zn3P2 + Al2S3
Fe2S2O8 + KOH = K2SO4 + FeO2H2 =>
Fe2S2O8 + 4 KOH = 2 K2SO4 + 2 FeO2H2
O2 + C72 = C2O3 =>
54 O2 + C72 = 36 C2O3
Pb(C2H5)4 + O2 = CO2 + H2 + PbO =>
2 Pb(C2H5)4 + 17 O2 = 16 CO2 + 20 H2 + 2 PbO
K2S2O3 + KBrO2 + H2O = KOH + K2S4O6 + KBr =>
4 K2S2O3 + KBrO2 + 2 H2O = 4 KOH + 2 K2S4O6 + KBr
Fe{+2} + H2SO5 + OH{-} = Fe2O3 + H2SO4 + H2O =>
2 Fe{+2} + H2SO5 + 4 OH{-} = Fe2O3 + H2SO4 + 2 H2O
Al(Br3) + Cl = Al(Cl3) + Br =>
Al(Br3) + 3 Cl = Al(Cl3) + 3 Br
HClO4(aq) + K2CO3(aq) = H2CO3(aq) + KClO4(aq) =>
2 HClO4(aq) + K2CO3(aq) = H2CO3(aq) + 2 KClO4(aq)
MnCO3 + NaMnO4 + NaOH = MnO2 + Na2CO3 + H2O =>
3 MnCO3 + 2 NaMnO4 + 4 NaOH = 5 MnO2 + 3 Na2CO3 + 2 H2O
Ba(NO3)2 + KBr = BaBr2 + KNO3 =>
Ba(NO3)2 + 2 KBr = BaBr2 + 2 KNO3
CuCO3 + K2SO4 = K2CO3 + CuSO4 =>
CuCO3 + K2SO4 = K2CO3 + CuSO4
HClO4(aq) + K2CO3(aq) = KOH + KCl + CO2 + O2 =>
HClO4(aq) + K2CO3(aq) = KOH + KCl + CO2 + 2 O2
C17H31COOH + H2 = C17H35COOH =>
C17H31COOH + 2 H2 = C17H35COOH
Li + HNO2 = LiNO2 + H2 =>
2 Li + 2 HNO2 = 2 LiNO2 + H2
HClO4(aq) + K2CO3(aq) = H2CO3 + KClO4 =>
2 HClO4(aq) + K2CO3(aq) = H2CO3 + 2 KClO4
H3COOH + NaOH = H3COONa + H2O =>
H3COOH + NaOH = H3COONa + H2O
C8H18 + O2 = H2O + CH =>
2 C8H18 + 5 O2 = 10 H2O + 16 CH
Fe(OH)4 + K3N = FeN + K3(OH)4 =>
Fe(OH)4 + K3N = FeN + K3(OH)4
C4H10(g) + O2(g) = CO(g) + H20(g) =>
2 C4H10(g) + 4 O2(g) = 8 CO(g) + H20(g)
K2CO3(aq) + HClO4(aq) = KClO4 + CO2 + H2O =>
K2CO3(aq) + 2 HClO4(aq) = 2 KClO4 + CO2 + H2O
PB(OH)2 = PBO + H2O =>
PB(OH)2 = PBO + H2O
CuCl2 + O2 = CuO2 + Cl2 =>
CuCl2 + O2 = CuO2 + Cl2
H2(g) + Cl2(aq) = HCl =>
H2(g) + Cl2(aq) = 2 HCl
FeO(s) + O2(g) = Fe2O3(s) =>
4 FeO(s) + O2(g) = 2 Fe2O3(s)
Zn + CO = ZnO + C =>
Zn + CO = ZnO + C
MgCl{2} + AgNO{3} = Mg(NO{3}){2} + AgCl =>
MgCl{2} + AgNO{3} = Mg(NO{3}){2} + AgCl
Cu + Ag3N2 = Ag + Cu3N2 =>
3 Cu + Ag3N2 = 3 Ag + Cu3N2
Ca(OH)2 + CaCl2 = Ca + Cl2(OH)2 =>
Ca(OH)2 + CaCl2 = 2 Ca + Cl2(OH)2
CrO4{2-} + SnO2{2-} + H2O = CrO2{-} + SnO3{2-} + OH{-} =>
2 CrO4{2-} + 3 SnO2{2-} + H2O = 2 CrO2{-} + 3 SnO3{2-} + 2 OH{-}
K2S03 = K2S04 + K2S =>
3 K2S03 = 2 K2S04 + K2S
CuCl2 + O2 = CuO + Cl2O =>
CuCl2 + O2 = CuO + Cl2O
NH4Cl(aq) + Ca(OH)2(s) = CaCl2(aq) + NH3(g) + H2O(l) =>
2 NH4Cl(aq) + Ca(OH)2(s) = CaCl2(aq) + 2 NH3(g) + 2 H2O(l)
Na2CO3 + H2C4H4O6 = H2O + CO2 + Na =>
5 Na2CO3 + H2C4H4O6 = 3 H2O + 9 CO2 + 10 Na
NaAsO2 + H2S + HCl = As2S3 + NaCl + H2O =>
2 NaAsO2 + 3 H2S + 2 HCl = As2S3 + 2 NaCl + 4 H2O
Mg + CuOH = Mg(OH)2 + Cu =>
Mg + 2 CuOH = Mg(OH)2 + 2 Cu
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