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3 SnO2 + 4 Al = 3 Sn + 2 Al2O3
C + O2 = CO =>
2 C + O2 = 2 CO
Mg + HCl = H2MgCl2 =>
Mg + 2 HCl = H2MgCl2
Cu(OH)2 + H3PO4 = Cu(H2PO4)2 + H2O =>
Cu(OH)2 + 2 H3PO4 = Cu(H2PO4)2 + 2 H2O
CuO + H2 = Cu + H2O =>
CuO + H2 = Cu + H2O
Fe + H2O = Fe3O4 + H2 =>
3 Fe + 4 H2O = Fe3O4 + 4 H2
Pb(NO3)2 + NaCl = PbCl2 + NaNO3 =>
Pb(NO3)2 + 2 NaCl = PbCl2 + 2 NaNO3
H3PO4(aq) + NaOH(aq) = NaH2PO4 + H2O =>
H3PO4(aq) + NaOH(aq) = NaH2PO4 + H2O
C4H10 + O2 = CO2 + H2O =>
2 C4H10 + 13 O2 = 8 CO2 + 10 H2O
H3PO4 + NaOH = Na3PO4 + H2O =>
H3PO4 + 3 NaOH = Na3PO4 + 3 H2O
C7H8 + HNO3 = C7H7NO2 + H2O =>
C7H8 + HNO3 = C7H7NO2 + H2O
Al(NO3)3 + Na3PO4 = AlPO4 + NaNO3 =>
Al(NO3)3 + Na3PO4 = AlPO4 + 3 NaNO3
H2O2 = H2O + O =>
H2O2 = H2O + O
Al2O3 + CaO = Al2CaO4 =>
Al2O3 + CaO = Al2CaO4
CuSO4(aq) + HCl(aq) = CuCl2 + H2SO4 =>
CuSO4(aq) + 2 HCl(aq) = CuCl2 + H2SO4
Cu(OH)2 + H3PO4 = CuHPO4 + H2O =>
Cu(OH)2 + H3PO4 = CuHPO4 + 2 H2O
Fe2(SO4)3 + KOH = Fe(OH)3 + K2SO4 =>
Fe2(SO4)3 + 6 KOH = 2 Fe(OH)3 + 3 K2SO4
N2 + H2 = NH2 =>
N2 + 2 H2 = 2 NH2
Ba(OH)2 + Cl2 = BaCl2 + Ba(ClO3)2 + H2O =>
6 Ba(OH)2 + 6 Cl2 = 5 BaCl2 + Ba(ClO3)2 + 6 H2O
Cl2 + NaBr = NaCl + Br2 =>
Cl2 + 2 NaBr = 2 NaCl + Br2
CHCl3 + HF = CHClF2 + HCl =>
CHCl3 + 2 HF = CHClF2 + 2 HCl
HNO3 + H2S = NO + S + H2O =>
2 HNO3 + 3 H2S = 2 NO + 3 S + 4 H2O
NH3 + O2 = N2 + H2O =>
4 NH3 + 3 O2 = 2 N2 + 6 H2O
Al + Fe(NO3)2 = Al(NO3) + Fe =>
2 Al + Fe(NO3)2 = 2 Al(NO3) + Fe
CH4 + H2O = CO + H2 =>
CH4 + H2O = CO + 3 H2
H2S + HNO2 = S + NO + H2O =>
H2S + 2 HNO2 = S + 2 NO + 2 H2O
Cr2O3 + KNO3 + KOH = K2CrO4 + KNO2 + H2O =>
Cr2O3 + 3 KNO3 + 4 KOH = 2 K2CrO4 + 3 KNO2 + 2 H2O
Al + Fe(NO3)2 = Al(NO3) + Fe =>
2 Al + Fe(NO3)2 = 2 Al(NO3) + Fe
CO2 + H2O = C6H12O6 + O2 =>
6 CO2 + 6 H2O = C6H12O6 + 6 O2
HClO + H2S = HCl + H2SO4 =>
4 HClO + H2S = 4 HCl + H2SO4
KOH + HBr = KBr + H2O =>
KOH + HBr = KBr + H2O
AgNo3 + H2So4 = Ag2So4 + HNo3 =>
2 AgNo3 + H2So4 = Ag2So4 + 2 HNo3
CuSO4 + Zn = Cu + ZnSO4 =>
CuSO4 + Zn = Cu + ZnSO4
Na2Cr2O7 + HCl = NaCl + CrCl3 + H2O + Cl2 =>
Na2Cr2O7 + 14 HCl = 2 NaCl + 2 CrCl3 + 7 H2O + 3 Cl2
NO2 + H2O2 = HNO3 =>
2 NO2 + H2O2 = 2 HNO3
Pb(NO3)2(aq) + NaCl(aq) = PbCl2(s) + NaNO3(aq) =>
Pb(NO3)2(aq) + 2 NaCl(aq) = PbCl2(s) + 2 NaNO3(aq)
FeS2 + O2 = Fe2O3 + SO2 =>
4 FeS2 + 11 O2 = 2 Fe2O3 + 8 SO2
Fe(NO3)3 + NaOH = Fe(OH)3 + NaNO3 =>
Fe(NO3)3 + 3 NaOH = Fe(OH)3 + 3 NaNO3
K2Cr2O6 + HI + HCl = KCl + CrCl3 + I2 + H2O =>
K2Cr2O6 + 4 HI + 8 HCl = 2 KCl + 2 CrCl3 + 2 I2 + 6 H2O
KClO4 = KCl + O2 =>
KClO4 = KCl + 2 O2
CO2 + H2O = CHOH + O2 =>
CO2 + H2O = CHOH + O2
Cu + HNO3 = Cu(NO3)2 + NO + H2O =>
3 Cu + 8 HNO3 = 3 Cu(NO3)2 + 2 NO + 4 H2O
CO + H2 = CH3OH =>
CO + 2 H2 = CH3OH
CH3OH + O2 = CO2 + H20 =>
10 CH3OH + 5 O2 = 10 CO2 + 2 H20
HNO3 + NaOH = NaNO3 + H2O =>
HNO3 + NaOH = NaNO3 + H2O
N2O5 = NO2 + O2 =>
2 N2O5 = 4 NO2 + O2
Zn + HCl = ZnCl2 + H2 =>
Zn + 2 HCl = ZnCl2 + H2
CUO + H2SO4 = CUSO4 + H2O =>
CUO + H2SO4 = CUSO4 + H2O
C2N2 + F2 = CF4 + NF3 =>
C2N2 + 7 F2 = 2 CF4 + 2 NF3
KCl + AgNO3 = AgCl + KNO3 =>
KCl + AgNO3 = AgCl + KNO3
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