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2 CrBr3 + KBrO3 + 10 KOH = 2 K2CrO4 + 7 KBr + 5 H2O
CH3COOH + C2H5OH2 = CH3COOC2H5 + H3O =>
CH3COOH + C2H5OH2 = CH3COOC2H5 + H3O
S(s) + H2SO4(a) = SO2(g) + H2O(l) =>
S(s) + 2 H2SO4(a) = 3 SO2(g) + 2 H2O(l)
C + H3 = CH4 =>
3 C + 4 H3 = 3 CH4
Sb + Br2 + KOH = KSbO2 + KBr + H2O =>
2 Sb + 3 Br2 + 8 KOH = 2 KSbO2 + 6 KBr + 4 H2O
Fe + Cu{2} = Fe{2} + Cu =>
Fe + Cu{2} = Fe{2} + Cu
FeSO4(aq) + Ba(OH)2(aq) = BaSO4(s) + Fe(OH)2(s) =>
FeSO4(aq) + Ba(OH)2(aq) = BaSO4(s) + Fe(OH)2(s)
NaOH + Cr(OH)3 = NaCr(OH)4 =>
NaOH + Cr(OH)3 = NaCr(OH)4
MgCl2 + Fr = FrCl + Mg =>
MgCl2 + 2 Fr = 2 FrCl + Mg
ClO + H2O = HClO2 + HCl =>
4 ClO + 2 H2O = 3 HClO2 + HCl
Ni(s) + Zn(NO3)2(aq) = Ni(NO3)2(aq) + Zn(s) =>
Ni(s) + Zn(NO3)2(aq) = Ni(NO3)2(aq) + Zn(s)
Al(OH)3(s) + H2SO4(aq) = Al2(SO4)3(aq) + H2O(l) =>
2 Al(OH)3(s) + 3 H2SO4(aq) = Al2(SO4)3(aq) + 6 H2O(l)
Mg(OH)2 + (NH4)3PO4 = Mg3(PO4)2 + NH3 + H2O =>
3 Mg(OH)2 + 2(NH4)3PO4 = Mg3(PO4)2 + 6 NH3 + 6 H2O
K2NaCo(NO2)6 + KMnO4 + H2SO4 = K2SO4 + Na2SO4 + CoSO4 + MnO2 + H2O + HNO3 =>
6 K2NaCo(NO2)6 + 22 KMnO4 + 26 H2SO4 = 17 K2SO4 + 3 Na2SO4 + 6 CoSO4 + 22 MnO2 + 8 H2O + 36 HNO3
Mg3N2 + H(OH) = Mg(OH)2 + NH3 =>
Mg3N2 + 6 H(OH) = 3 Mg(OH)2 + 2 NH3
KNO3 = K20 + NO + O =>
20 KNO3 = K20 + 20 NO + 40 O
N2H4*H2SO4 + I2 + KOH = H2O + KI + K2SO4 + NO =>
N2H4*H2SO4 + 4 I2 + 10 KOH = 8 H2O + 8 KI + K2SO4 + 2 NO
CH3 + H2O2 + K = KH + CHO =>
2 CH3 + H2O2 + 6 K = 6 KH + 2 CHO
C2H6S(g) + O2(g) = CO2(g) + H2O(g) + SO2(g) =>
2 C2H6S(g) + 9 O2(g) = 4 CO2(g) + 6 H2O(g) + 2 SO2(g)
NaNO3 + SO2 = Na2SO4 + NO2 =>
2 NaNO3 + SO2 = Na2SO4 + 2 NO2
Fe6B8 = Fe + B4 =>
Fe6B8 = 6 Fe + 2 B4
Ba(OH)2 + Rb = RbOH + Ba =>
Ba(OH)2 + 2 Rb = 2 RbOH + Ba
KNO3 + KI + H2SO4 = I2 + NO2 + K2SO4 + H2O =>
2 KNO3 + 2 KI + 2 H2SO4 = I2 + 2 NO2 + 2 K2SO4 + 2 H2O
H2SiO3 + KCl = K2SiO3 + HCl =>
H2SiO3 + 2 KCl = K2SiO3 + 2 HCl
Mg + P = (Mg)3(P)2 =>
3 Mg + 2 P = (Mg)3(P)2
Fe + O2 = Fe2O3 =>
4 Fe + 3 O2 = 2 Fe2O3
NaOH(s) + HCl(l) = NaCl + H2O(l) =>
NaOH(s) + HCl(l) = NaCl + H2O(l)
C4H8N2O7 + NH4NO3 = CO2 + H2O + N2 =>
C4H8N2O7 + 5 NH4NO3 = 4 CO2 + 14 H2O + 6 N2
CaO + I2 = CaI + O2 =>
2 CaO + I2 = 2 CaI + O2
Fe(s) + HNO3 = Fe(NO3)3 + H2 =>
2 Fe(s) + 6 HNO3 = 2 Fe(NO3)3 + 3 H2
Pb(NO3)2 + P4 = Pb3P2 + NO3 =>
6 Pb(NO3)2 + P4 = 2 Pb3P2 + 12 NO3
C4H8O2 + NaH = C4H9ONa + H2 + Na2O =>
C4H8O2 + 3 NaH = C4H9ONa + H2 + Na2O
NO3 + H = NO2 + H2O =>
NO3 + 2 H = NO2 + H2O
HCl({-}167) = H + Cl{-}({-}168) =>
HCl({-}167) = H + Cl{-}({-}168)
HNO3 + NaHCO = H2O + CO2 + NaNO =>
HNO3 + NaHCO = H2O + CO2 + NaNO
NaSCN + Pb(NO3)2 = Na(NO3) + Pb(SCN)2 =>
2 NaSCN + Pb(NO3)2 = 2 Na(NO3) + Pb(SCN)2
AlCl3(aq) + H2SO4(aq) = Al2(SO4)3(aq) + HCl(aq) =>
2 AlCl3(aq) + 3 H2SO4(aq) = Al2(SO4)3(aq) + 6 HCl(aq)
NH4HS = NH3 + H2S =>
NH4HS = NH3 + H2S
Cu2C + K = Cu2K + C =>
Cu2C + K = Cu2K + C
C10H9NO2 + Fe + HCl = C10H9NH2 + FeCl2 + H2O =>
C10H9NO2 + 3 Fe + 6 HCl = C10H9NH2 + 3 FeCl2 + 2 H2O
Fe + H2 = Fe3H =>
6 Fe + H2 = 2 Fe3H
Mn{2+} + I{5+} = Mn{4+} + I2 =>
5 Mn{2+} + 2 I{5+} = 5 Mn{4+} + I2
C6H8O7 + MgCl2 = C6H6MgO7 + HCl =>
C6H8O7 + MgCl2 = C6H6MgO7 + 2 HCl
Cu(NO3)2 + C6H8O7 = CuO + N2 + CO2 + H2O =>
9 Cu(NO3)2 + 5 C6H8O7 = 9 CuO + 9 N2 + 30 CO2 + 20 H2O
Na2CO3 + H2SO3 = NaHSO3 + CO2 + H2O =>
Na2CO3 + 2 H2SO3 = 2 NaHSO3 + CO2 + H2O
N2H4 + NaOCl = NaCl + N2 + H2O0 =>
N2H4 + 2 NaOCl = 2 NaCl + N2 + 2 H2O0
CrO3 + Fe(OH)2 + H2SO4 = H2O + Fe2(SO4)3 + Cr2(SO4)3 =>
2 CrO3 + 6 Fe(OH)2 + 12 H2SO4 = 18 H2O + 3 Fe2(SO4)3 + Cr2(SO4)3
Pb(NO3)3 = PbO2 + NO2 + O2 =>
2 Pb(NO3)3 = 2 PbO2 + 6 NO2 + O2
At + HCl = AtCl + H2 =>
2 At + 2 HCl = 2 AtCl + H2
CH3COOK + O2 = CO2 + H2O + K =>
4 CH3COOK + 7 O2 = 8 CO2 + 6 H2O + 4 K
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