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8 H{+} + 3 ZnS + 2 NO3{-} = 3 Zn{2+} + 3 S + 2 NO + 4 H2O
Zn + HNO3 = Zn(NO3) + NO + H2O =>
3 Zn + 4 HNO3 = 3 Zn(NO3) + NO + 2 H2O
NaNO2 + K2Cr2O7 + H2O = Cr(OH)3 + NaNO3 + KOH =>
3 NaNO2 + K2Cr2O7 + 4 H2O = 2 Cr(OH)3 + 3 NaNO3 + 2 KOH
N2H4(l) = NH3(s) + N2(g) =>
3 N2H4(l) = 4 NH3(s) + N2(g)
C2H4(g) + O3(g) = CO(g) + H2O(g) =>
3 C2H4(g) + 4 O3(g) = 6 CO(g) + 6 H2O(g)
N2H4 = NH3 + N2 =>
3 N2H4 = 4 NH3 + N2
Zn + HNO3 = Zn(NO3)2 + NO + H2O =>
3 Zn + 8 HNO3 = 3 Zn(NO3)2 + 2 NO + 4 H2O
ZnSO4 + LiCo3 = ZnCo3 + LiSO4 =>
ZnSO4 + LiCo3 = ZnCo3 + LiSO4
MgCl2 + H2CO3 = MgO + CO2 + H2 + Cl2 =>
MgCl2 + H2CO3 = MgO + CO2 + H2 + Cl2
Zn + HCl = H + ZnCl2 =>
Zn + 2 HCl = 2 H + ZnCl2
Zn(s) + H3PO4(aq) = H2(g) + Zn3(PO4)2(s) =>
3 Zn(s) + 2 H3PO4(aq) = 3 H2(g) + Zn3(PO4)2(s)
H2 + N2 = NH3 =>
3 H2 + N2 = 2 NH3
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
Al + Cl2 = AlCl3 =>
2 Al + 3 Cl2 = 2 AlCl3
Zn + HNO3 = ZnNO3 + H2 =>
2 Zn + 2 HNO3 = 2 ZnNO3 + H2
MgN2 + H2O = Mg(OH)2 + (NH)3 =>
3 MgN2 + 6 H2O = 3 Mg(OH)2 + 2(NH)3
CaCO3 = CaO + CO2 =>
CaCO3 = CaO + CO2
HF + B = HBF4 + H2 =>
8 HF + 2 B = 2 HBF4 + 3 H2
K3PO4(aq) + SrCl2(aq) = Sr3(PO4)2(s) + KCl(aq) =>
2 K3PO4(aq) + 3 SrCl2(aq) = Sr3(PO4)2(s) + 6 KCl(aq)
CS2(g) + O2(g) = CO2(g) + SO2(g) =>
CS2(g) + 3 O2(g) = CO2(g) + 2 SO2(g)
NaH + H2O = NaOH + H2 =>
NaH + H2O = NaOH + H2
HCl + Ca = H2 + CaCl2 =>
2 HCl + Ca = H2 + CaCl2
HF = H + F =>
HF = H + F
K3PO4 + SrCl2 = Sr3(PO4)2 + KCl =>
2 K3PO4 + 3 SrCl2 = Sr3(PO4)2 + 6 KCl
H2SO4 + HI = H2S + I2 + H2O =>
H2SO4 + 8 HI = H2S + 4 I2 + 4 H2O
CAO + H2O = CA(OH)2 =>
CAO + H2O = CA(OH)2
HBr(aq) + Fe2O3(aq) = FeBr3(aq) + H2O(l) =>
6 HBr(aq) + Fe2O3(aq) = 2 FeBr3(aq) + 3 H2O(l)
Ca + H2O = CaOH + H2 =>
2 Ca + 2 H2O = 2 CaOH + H2
Na2O2 = Na2O + O2 =>
2 Na2O2 = 2 Na2O + O2
HNO3 + ZnSO4 = H2SO4 + Zn(NO3)2 =>
2 HNO3 + ZnSO4 = H2SO4 + Zn(NO3)2
As2S3 + NO3{-} + H{+} + H2O = H2AsO4{-} + SO4{-2} + NO =>
3 As2S3 + 28 NO3{-} + 4 H{+} + 4 H2O = 6 H2AsO4{-} + 9 SO4{-2} + 28 NO
CH4 + O2 = CO2 + H20 =>
5 CH4 + 5 O2 = 5 CO2 + H20
ZnSo + LiCo = ZnCo + LiSo =>
ZnSo + LiCo = ZnCo + LiSo
Al + O2 = AlO2 =>
Al + O2 = AlO2
HBr + Fe2O3 = FeBr3 + H2O =>
6 HBr + Fe2O3 = 2 FeBr3 + 3 H2O
Al + O2 = AlO =>
2 Al + O2 = 2 AlO
N2H4(l) = NH3(s) + N2(g) =>
3 N2H4(l) = 4 NH3(s) + N2(g)
ZnSO + LiCO = ZnCO + LiSO =>
ZnSO + LiCO = ZnCO + LiSO
Co2S + S8 = CoS =>
8 Co2S + S8 = 16 CoS
CS2(g) + Cl2(g) = CCl4(g) + SCl2(g) =>
CS2(g) + 4 Cl2(g) = CCl4(g) + 2 SCl2(g)
ZnSO4 + LiCO3 = ZnCO3 + LiSO4 =>
ZnSO4 + LiCO3 = ZnCO3 + LiSO4
H2SO3 + NaOH = H2O + Na2SO3 =>
H2SO3 + 2 NaOH = 2 H2O + Na2SO3
H2SO3 = H + SO3 =>
H2SO3 = 2 H + SO3
NaBr + Cl2 = NaCl + Br2 =>
2 NaBr + Cl2 = 2 NaCl + Br2
C + O2 = CO2 =>
C + O2 = CO2
N2H4(l) + O2(g) = H2O(g) + N2(g) =>
N2H4(l) + O2(g) = 2 H2O(g) + N2(g)
Ca(OH)2 + Na2CO3 = CaCO3 + NaOH =>
Ca(OH)2 + Na2CO3 = CaCO3 + 2 NaOH
CS2 + Cl2 = CCl4 + SCl2 =>
CS2 + 4 Cl2 = CCl4 + 2 SCl2
Cu + HNO3 = Cu(NO3)2 + NO2 + H2O =>
Cu + 4 HNO3 = Cu(NO3)2 + 2 NO2 + 2 H2O
Al(s) + Cl2(g) = AlCl3(s) =>
2 Al(s) + 3 Cl2(g) = 2 AlCl3(s)
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