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4 HCl + MnO2 = MnCl2 + Cl2 + 2 H2O
H(g) + N(g) = NH =>
H(g) + N(g) = NH
Mg3N2 + H2O = MgO + NH3 =>
Mg3N2 + 3 H2O = 3 MgO + 2 NH3
C3H6 + NH3 + O2 = C3H3N + H2O =>
2 C3H6 + 2 NH3 + 3 O2 = 2 C3H3N + 6 H2O
CaO + H3PO4 = Ca3(PO4)2 + H2O =>
3 CaO + 2 H3PO4 = Ca3(PO4)2 + 3 H2O
H3PO4 + NH3 = (NH4)3PO4 =>
H3PO4 + 3 NH3 = (NH4)3PO4
Ba(OH)2 + HNO3 = Ba(NO3)2 + H2O =>
Ba(OH)2 + 2 HNO3 = Ba(NO3)2 + 2 H2O
Pb(NO3)2 + AlCl3 = PbCl2 + Al(NO3)3 =>
3 Pb(NO3)2 + 2 AlCl3 = 3 PbCl2 + 2 Al(NO3)3
SIF4 + NaOH = Na4SIO4 + NaF + H2O =>
SIF4 + 8 NaOH = Na4SIO4 + 4 NaF + 4 H2O
Cu + FeCi3 = CuCi2 + Fe =>
3 Cu + 2 FeCi3 = 3 CuCi2 + 2 Fe
HNO3(aq) + Ca(HCO3)2(s) = Ca(NO3)2(aq) + CO2(g) + H2O(l) =>
2 HNO3(aq) + Ca(HCO3)2(s) = Ca(NO3)2(aq) + 2 CO2(g) + 2 H2O(l)
Na2B4O7 + CuSO4 + H2O = Na2SO4 + H3BO3 + CuOHBO2 =>
Na2B4O7 + CuSO4 + 5 H2O = Na2SO4 + 3 H3BO3 + CuOHBO2
KCIO3 = KCI + O2 =>
2 KCIO3 = 2 KCI + 3 O2
H2SO4 + Al(OH)3 = Al2(SO4)3 + H2O =>
3 H2SO4 + 2 Al(OH)3 = Al2(SO4)3 + 6 H2O
O2 + S = SO3 =>
3 O2 + 2 S = 2 SO3
Na + H2O = NaOH + H =>
Na + H2O = NaOH + H
Al + FeO2 = AlO2 + Fe =>
Al + FeO2 = AlO2 + Fe
CuCo3 + NaOH = CuOH + NaCo3 =>
CuCo3 + NaOH = CuOH + NaCo3
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2
MnSO4 + KMnO4 + H2O = MnO2 + K2SO4 + H2SO4 =>
3 MnSO4 + 2 KMnO4 + 2 H2O = 5 MnO2 + K2SO4 + 2 H2SO4
Cu + Na2CO3 = CuCO3 + Na =>
Cu + Na2CO3 = CuCO3 + 2 Na
Zn + AgNO3 = ZnNO3 + Ag =>
Zn + AgNO3 = ZnNO3 + Ag
HCl + Zn = ZnCl + H =>
HCl + Zn = ZnCl + H
AL(s) + HCl(aq) = ALCl3(aq) + H2(g) =>
2 AL(s) + 6 HCl(aq) = 2 ALCl3(aq) + 3 H2(g)
KOH + NH4Cl = KCl + NH4OH =>
KOH + NH4Cl = KCl + NH4OH
Al + HCl = AlCl3 + H2 =>
2 Al + 6 HCl = 2 AlCl3 + 3 H2
CS2 + O2 = CO2 + S =>
CS2 + O2 = CO2 + 2 S
NH3(g) + O2(g) = NO(g) + H2O =>
4 NH3(g) + 5 O2(g) = 4 NO(g) + 6 H2O
Pb(CH3CO2)2(aq) + (NH4)2CrO4 = PbCrO4 + CH3CO2NH4 =>
Pb(CH3CO2)2(aq) + (NH4)2CrO4 = PbCrO4 + 2 CH3CO2NH4
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
NH4Cl + NaO2 = NaCl + N2 + H2O =>
2 NH4Cl + 2 NaO2 = 2 NaCl + N2 + 4 H2O
Fe + HNO3 = Fe(NO3)3 + NO + H2O =>
Fe + 4 HNO3 = Fe(NO3)3 + NO + 2 H2O
AgNO3 + HCI = AgCI + HNO3 =>
AgNO3 + HCI = AgCI + HNO3
MnSO4 + ZnSO4 + KMnO4 + H2O = (Zn(OH)2MnO2) + KHSO4 + H2SO4 =>
3 MnSO4 + 5 ZnSO4 + 2 KMnO4 + 12 H2O = 5(Zn(OH)2MnO2) + 2 KHSO4 + 6 H2SO4
Fe + HNO3 = Fe(NO3)3 + NO2 + H2O =>
Fe + 6 HNO3 = Fe(NO3)3 + 3 NO2 + 3 H2O
NaI + AgOH = AgI + NaOH =>
NaI + AgOH = AgI + NaOH
C8H18 + O2 = CO2 + H2O =>
2 C8H18 + 25 O2 = 16 CO2 + 18 H2O
CuCl2 + Na2S = CuS + NaCl =>
CuCl2 + Na2S = CuS + 2 NaCl
CH3COOH + NH3 = CH3COONH4 =>
CH3COOH + NH3 = CH3COONH4
K2Cr2O7 + KOH = K2CrO4 + H2O =>
K2Cr2O7 + 2 KOH = 2 K2CrO4 + H2O
CaCO3(s) + HCl(aq) = H2O(l) + CO2(g) + CaCl2(aq) =>
CaCO3(s) + 2 HCl(aq) = H2O(l) + CO2(g) + CaCl2(aq)
H2SO3 + KIO3 + HCl = H2SO4 + KCl + ICl + H2O =>
2 H2SO3 + KIO3 + 2 HCl = 2 H2SO4 + KCl + ICl + H2O
Ca(NO3)2 = CaO + NO2 + O2 =>
2 Ca(NO3)2 = 2 CaO + 4 NO2 + O2
Zn + FeCl3 = ZnCl2 + FeCl2 =>
Zn + 2 FeCl3 = ZnCl2 + 2 FeCl2
NH3 + O = N + H2O =>
2 NH3 + 3 O = 2 N + 3 H2O
Na2S2O3 + KIO3 + HCl = Na2SO4 + K2SO4 + ICl + H2O =>
Na2S2O3 + 2 KIO3 + 2 HCl = Na2SO4 + K2SO4 + 2 ICl + H2O
AgNO3 + CaCl = AgCl + CaNO3 =>
AgNO3 + CaCl = AgCl + CaNO3
Na2O + H3PO4 = Na3PO4 + H2O =>
3 Na2O + 2 H3PO4 = 2 Na3PO4 + 3 H2O
As2S3 + HNO3 + H2O = H3AsO4 + H2SO4 + NO =>
3 As2S3 + 28 HNO3 + 4 H2O = 6 H3AsO4 + 9 H2SO4 + 28 NO
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