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2 Sc + H2 = 2 ScH
Cd + Ag(NO3) = Cd(NO3)2 + Ag =>
Cd + 2 Ag(NO3) = Cd(NO3)2 + 2 Ag
C9H17NO2 + O2 = CO2 + H2O + N2 =>
4 C9H17NO2 + 49 O2 = 36 CO2 + 34 H2O + 2 N2
I2(aq) + S2O3{2-}(aq) = I{-}(aq) + S4O6{2-}(aq) =>
I2(aq) + 2 S2O3{2-}(aq) = 2 I{-}(aq) + S4O6{2-}(aq)
KBr + H2SO4 + KMnO4 = K2SO4 + Br2 + MnSO4 + H2O =>
10 KBr + 8 H2SO4 + 2 KMnO4 = 6 K2SO4 + 5 Br2 + 2 MnSO4 + 8 H2O
H2O + As + HClO3 = H3AsO3 + HClO =>
6 H2O + 4 As + 3 HClO3 = 4 H3AsO3 + 3 HClO
CuSO4 + HCl = H4[CuCl6] + H2SO4 =>
CuSO4 + 6 HCl = H4[CuCl6] + H2SO4
CuSO4 + H2SO4 + Al = Al2(SO4)3 + CuH2SO4 =>
3 CuSO4 + 3 H2SO4 + 2 Al = Al2(SO4)3 + 3 CuH2SO4
SO2 + Li2Se = SSe2 + Li2O =>
SO2 + 2 Li2Se = SSe2 + 2 Li2O
Fe(NO3)3 + C6H4(OH)COOH = Fe(C6H4(OH)COO)3 + HNO3 =>
Fe(NO3)3 + 3 C6H4(OH)COOH = Fe(C6H4(OH)COO)3 + 3 HNO3
PF2I + Hg = P2F4 + Hg2I2 =>
2 PF2I + 2 Hg = P2F4 + Hg2I2
Na3AsO4 + KI + HCI = Na3AsO3 + I2 + KCI + H2O =>
Na3AsO4 + 2 KI + 2 HCI = Na3AsO3 + I2 + 2 KCI + H2O
KMnO4(ac) + Na2SO3(ac) + H2O(l) = MnO2(s) + Na2SO4(ac) + KOH(ac) =>
2 KMnO4(ac) + 3 Na2SO3(ac) + H2O(l) = 2 MnO2(s) + 3 Na2SO4(ac) + 2 KOH(ac)
C2H2 + (Ag(NH3)2)OH = Ag2C2 + NH3 + H2O =>
C2H2 + 2(Ag(NH3)2)OH = Ag2C2 + 4 NH3 + 2 H2O
Fe(OH)2 + H{+} = Fe{2+} + H2O =>
Fe(OH)2 + 2 H{+} = Fe{2+} + 2 H2O
FeS2 + HNO3 = Fe(NO3)2 + SO2 + NO + H2O =>
3 FeS2 + 16 HNO3 = 3 Fe(NO3)2 + 6 SO2 + 10 NO + 8 H2O
P{-4}O{-10} + H{-2}0 = H{-3}PO{-4} + P =>
P{-4}O{-10} + 4 H{-2}0 = 4 H{-3}PO{-4} + P
C6H5NO2 + Zn + NaOH + H2O = C6H5NH2 + Na2[Zn(OH)4] =>
C6H5NO2 + 3 Zn + 6 NaOH + 4 H2O = C6H5NH2 + 3 Na2[Zn(OH)4]
MgSO4 + H2O = Mg(H2O){2+} + SO4{2-} =>
MgSO4 + H2O = Mg(H2O){2+} + SO4{2-}
Md + O2 = MdO =>
2 Md + O2 = 2 MdO
C3H5Cl + NaCl = C3H5 + NaCl2 =>
C3H5Cl + NaCl = C3H5 + NaCl2
KClO3 + KAsO2 + KOH = K3AsO4 + KCl + H2O =>
KClO3 + 3 KAsO2 + 6 KOH = 3 K3AsO4 + KCl + 3 H2O
HCl + CaCO3 = CaCl2 + H2O + CO2 =>
2 HCl + CaCO3 = CaCl2 + H2O + CO2
ZnSO4(s) = ZnO(s) + SO3(g) =>
ZnSO4(s) = ZnO(s) + SO3(g)
C3H6O2 + O2 = CO2 + H2O =>
2 C3H6O2 + 7 O2 = 6 CO2 + 6 H2O
BI3 + NH3 = B2(NH)3 + NH4I =>
2 BI3 + 9 NH3 = B2(NH)3 + 6 NH4I
Zn(OH)2 + H2SO4 = ZnSO4 + H2O =>
Zn(OH)2 + H2SO4 = ZnSO4 + 2 H2O
C6H6O + O2 = CO2 + H2O =>
C6H6O + 7 O2 = 6 CO2 + 3 H2O
ZnSO4(s) = ZnO(s) + SO3(g) =>
ZnSO4(s) = ZnO(s) + SO3(g)
SO2(g) + CaCO3(s) + O2(g) + H2O(l) = CaSO42H2O(s) + CO2(g) =>
2 SO2(g) + 2 CaCO3(s) + 39 O2(g) + 2 H2O(l) = 2 CaSO42H2O(s) + 2 CO2(g)
Si2H3 + O2 = SiO2 + H2O =>
4 Si2H3 + 11 O2 = 8 SiO2 + 6 H2O
Na(Al(OH)4)HCl = Al(OH)3NaClH2O =>
Na(Al(OH)4)HCl = Al(OH)3NaClH2O
Mn + CoF2 = MnF4 + Co =>
Mn + 2 CoF2 = MnF4 + 2 Co
Cl2 + AgNO3 + H2O = AgClO3 + HNO3 + AgCl =>
3 Cl2 + 6 AgNO3 + 3 H2O = AgClO3 + 6 HNO3 + 5 AgCl
HC9H7O4 + H2O = H3O + C9H7O4 =>
HC9H7O4 + H2O = H3O + C9H7O4
KCl3 + AgNO3 = AgCl3 + KNO3 =>
KCl3 + AgNO3 = AgCl3 + KNO3
H2O + C18H34O2 + NaOH = C144H277O19Na =>
2 H2O + 8 C18H34O2 + NaOH = C144H277O19Na
Ca(OH)2 + H3PO4 = Ca3(PO4)2 + H2O(l) =>
3 Ca(OH)2 + 2 H3PO4 = Ca3(PO4)2 + 6 H2O(l)
VOSO4 + NaOH = Na2V4O9 + Na2SO4 + H2O =>
4 VOSO4 + 10 NaOH = Na2V4O9 + 4 Na2SO4 + 5 H2O
BaHPO4 + NaOH = Na3PO4 + Ba(OH)2 + H2O =>
BaHPO4 + 3 NaOH = Na3PO4 + Ba(OH)2 + H2O
Pb + SO3 = PbSO3 =>
Pb + SO3 = PbSO3
Na2HPO4 = H3PO4 + Na3PO4 =>
3 Na2HPO4 = H3PO4 + 2 Na3PO4
Fe(OH)3 + Cl + H = FeCl2 + H2O =>
Fe(OH)3 + 2 Cl + 3 H = FeCl2 + 3 H2O
Pb(CN)2 + H2O = PbO + H2(CN)2 =>
Pb(CN)2 + H2O = PbO + H2(CN)2
PB(NO3)2 = PBO + NO + O2 =>
2 PB(NO3)2 = 2 PBO + 4 NO + 3 O2
H2S + KMnO4 + HBr = S + KBr + MnBr3 + H2O =>
2 H2S + KMnO4 + 4 HBr = 2 S + KBr + MnBr3 + 4 H2O
Fe(NO3)3 + Na2(CO3) = Na(NO3) + Fe2(CO3)3 =>
2 Fe(NO3)3 + 3 Na2(CO3) = 6 Na(NO3) + Fe2(CO3)3
HgSO4 + H2O = HgO + H2SO4 =>
HgSO4 + H2O = HgO + H2SO4
Cu + Hg = CuHg =>
Cu + Hg = CuHg
PI3 + CH3OH = CH3I + H3PO3 =>
PI3 + 3 CH3OH = 3 CH3I + H3PO3
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