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4 F + 4 NaOH = 4 NaF + O2 + 2 H2O
CuSO4 + NO2 + H2O = CuS + HNO3 =>
CuSO4 + 8 NO2 + 4 H2O = CuS + 8 HNO3
LiCl + LiMnO4 + H2SO4 = Cl2 + MnSO4 + Li2SO4 + H2O =>
10 LiCl + 2 LiMnO4 + 8 H2SO4 = 5 Cl2 + 2 MnSO4 + 6 Li2SO4 + 8 H2O
NaHCO3 + O2 = HCO3 + Na2O =>
4 NaHCO3 + O2 = 4 HCO3 + 2 Na2O
K(s) + HCl(aq) = KCl(aq) + H2(g) =>
2 K(s) + 2 HCl(aq) = 2 KCl(aq) + H2(g)
Al + CuSO4 + H2O = Al2(SO4)3 + (CuOH)2SO4 + H2 =>
2 Al + 6 CuSO4 + 6 H2O = Al2(SO4)3 + 3(CuOH)2SO4 + 3 H2
HNOe3 + Ba(OH)2 = Ba(NOe3)2 + H2O =>
2 HNOe3 + Ba(OH)2 = Ba(NOe3)2 + 2 H2O
KCl + PbNO3 = PbCl + KNO3 =>
KCl + PbNO3 = PbCl + KNO3
K2CrO4 + H2O + Mn = Mn(OH)2 + Cr(OH)3 + KOH =>
2 K2CrO4 + 8 H2O + 3 Mn = 3 Mn(OH)2 + 2 Cr(OH)3 + 4 KOH
Mg + F = MgF2 =>
Mg + 2 F = MgF2
Al(N03)3 + Na2S04 = Al2(S04)3 + NaN03 =>
2 Al(N03)3 + 3 Na2S04 = Al2(S04)3 + 6 NaN03
Na2S + Cl2 + H2O = NaCl + H2SO3 + HCl =>
Na2S + 3 Cl2 + 3 H2O = 2 NaCl + H2SO3 + 4 HCl
K + F = KF =>
K + F = KF
Na2S + Cl2 + H2O = NaCl + H2SO3 + HCl =>
Na2S + 3 Cl2 + 3 H2O = 2 NaCl + H2SO3 + 4 HCl
BaSO3 + HCl = BaCl + HSO3 =>
BaSO3 + HCl = BaCl + HSO3
(CH3CH2)2CHOH + K2CrO7 + H2SO4 = (CH3CH2)2CO + Cr2(SO4)3 + K2SO4 + H2O =>
9(CH3CH2)2CHOH + 2 K2CrO7 + 5 H2SO4 = 9(CH3CH2)2CO + Cr2(SO4)3 + 2 K2SO4 + 14 H2O
Ca + Li2O = Li + CaO =>
Ca + Li2O = 2 Li + CaO
Na3[Cr(OH)6] + NaOH + PbO2 = Na2CrO4 + H2O + Na2[Pb(OH)4] =>
2 Na3[Cr(OH)6] + 4 NaOH + 3 PbO2 = 2 Na2CrO4 + 2 H2O + 3 Na2[Pb(OH)4]
Mg{2+} + H2SO4 = MgSO4 + H2{2+} =>
Mg{2+} + H2SO4 = MgSO4 + H2{2+}
Fe + F = FeF3 =>
Fe + 3 F = FeF3
Mn(OH)2 + NaOH = Mn2{+} + Na{-} + OH =>
2 Mn(OH)2 + NaOH = Mn2{+} + Na{-} + 5 OH
C2H2(l) + O2(g) = CO + H2O =>
2 C2H2(l) + 3 O2(g) = 4 CO + 2 H2O
Cr(NO3)3(aq) + NH3(aq) = CrNH3(s) + NO3 =>
Cr(NO3)3(aq) + NH3(aq) = CrNH3(s) + 3 NO3
Fe + (NO3)3 + KOH = Fe(OH)3 + KNO3 =>
Fe + (NO3)3 + 3 KOH = Fe(OH)3 + 3 KNO3
SO3 + Na2SO4 + H2O = NaHSO4 =>
SO3 + Na2SO4 + H2O = 2 NaHSO4
CaCO3 + Al(OH)3 + H3BO3 = CaAlB3O7 + CO2 + H2O =>
CaCO3 + Al(OH)3 + 3 H3BO3 = CaAlB3O7 + CO2 + 6 H2O
Mn(NO3)3 + KBiO3 + H2SO4 = HMnO4 + HNO3 + Bi2(SO4)3 + K2SO4 + H2O =>
Mn(NO3)3 + 2 KBiO3 + 4 H2SO4 = HMnO4 + 3 HNO3 + Bi2(SO4)3 + K2SO4 + 2 H2O
Na3As + O2 = Na3AsO2 =>
Na3As + O2 = Na3AsO2
Br + NaCl = BrCl + Na =>
Br + NaCl = BrCl + Na
HNO3 + PH3 = P + NO + H2O =>
HNO3 + PH3 = P + NO + 2 H2O
Zn3(PO4)2 + AlCl3 = ZnCl2 + AlPO4 =>
Zn3(PO4)2 + 2 AlCl3 = 3 ZnCl2 + 2 AlPO4
H + F = HF =>
H + F = HF
HgSO4 + K2CO3 = HgCO3 + K2SO4 =>
HgSO4 + K2CO3 = HgCO3 + K2SO4
FeCl3 + NaCN = FeCN + NaCl3 =>
FeCl3 + NaCN = FeCN + NaCl3
CH3CHO + KMnO4 + KOH = CH3COOK + K2MnO4 + H2O =>
CH3CHO + 2 KMnO4 + 3 KOH = CH3COOK + 2 K2MnO4 + 2 H2O
Rb{+} + e = Rb =>
Rb{+} + e = Rb
Cl2 + Na2S2O3 + H2O = HCl + NaCl + H2SO4 =>
4 Cl2 + Na2S2O3 + 5 H2O = 6 HCl + 2 NaCl + 2 H2SO4
H3AsO4 + HI = H3AsO3 + HIO3 =>
3 H3AsO4 + HI = 3 H3AsO3 + HIO3
CH3COHCN + H2O + H = CH3CH2(OH)COOH + NH4 =>
CH3COHCN + 2 H2O + 3 H = CH3CH2(OH)COOH + NH4
MgO + Fe = Fe2O3 + Mg =>
3 MgO + 2 Fe = Fe2O3 + 3 Mg
HCl + AgNo3 = AgCl + HNo3 =>
HCl + AgNo3 = AgCl + HNo3
KSH + KOH = K2S + H2O =>
KSH + KOH = K2S + H2O
H{+} + MnO2 + Br{-} = Br2 + Mn{2+} + H2O =>
4 H{+} + MnO2 + 2 Br{-} = Br2 + Mn{2+} + 2 H2O
K2CrO4 + H2O = KOH + H2CrO4 =>
K2CrO4 + 2 H2O = 2 KOH + H2CrO4
Mg4FeAl(Si3Al)O10(OH)8 + Ca3Al2(SiO4)3 = Mg3Al2(SiO4)3 + Fe3Al2(SiO4)3 + CaO + H2O =>
3 Mg4FeAl(Si3Al)O10(OH)8 + 2 Ca3Al2(SiO4)3 = 4 Mg3Al2(SiO4)3 + Fe3Al2(SiO4)3 + 6 CaO + 12 H2O
KMnO4 + NaNO2 + H2SO4 = NaSO4 + KNO3 + MnO2 + H2O =>
KMnO4 + NaNO2 + H2SO4 = NaSO4 + KNO3 + MnO2 + H2O
H2CrO4 + Ba(OH)2 = HOH + BaCrO4 =>
H2CrO4 + Ba(OH)2 = 2 HOH + BaCrO4
Na2O2 + KJ + H2SO4 = J2 + Na2SO4 + K2SO4 + H2O =>
Na2O2 + 2 KJ + 2 H2SO4 = J2 + Na2SO4 + K2SO4 + 2 H2O
O2N2 = NO =>
O2N2 = 2 NO
MgCl2(aq) + Na2HPO4(aq) + NH3(aq) = Mg(NH4)PO4(s) + NaCl(aq) =>
MgCl2(aq) + Na2HPO4(aq) + NH3(aq) = Mg(NH4)PO4(s) + 2 NaCl(aq)
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