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10 K2Cr2O7 + 40 H2SO4 = 10 K2SO4 + 10 Cr2(SO4)3 + 4 H20 + 35 O2
Fe2O3 + CO = Fe + CO2 =>
Fe2O3 + 3 CO = 2 Fe + 3 CO2
ZnS + HBr = ZnBr2 + H2S =>
ZnS + 2 HBr = ZnBr2 + H2S
MgCO3 + HNO3 = Mg(NO3)2 + CO2 + H2O =>
MgCO3 + 2 HNO3 = Mg(NO3)2 + CO2 + H2O
HBr + KMnO4 = Br2 + KBr + MnBr2 + H2O =>
16 HBr + 2 KMnO4 = 5 Br2 + 2 KBr + 2 MnBr2 + 8 H2O
Fe(s) + HCl(aq) = FeCl3(aq) + H2(g) =>
2 Fe(s) + 6 HCl(aq) = 2 FeCl3(aq) + 3 H2(g)
KAl(SO4)2 + NH3 + H2O = NH4Al(SO4)2 + KOH =>
KAl(SO4)2 + NH3 + H2O = NH4Al(SO4)2 + KOH
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
C25H52 + O2 = CO2 + H2O =>
C25H52 + 38 O2 = 25 CO2 + 26 H2O
CH3CCCH3 + KMnO4 + H2O = CH3COOH + MnO2 + KOH =>
CH3CCCH3 + 2 KMnO4 + 2 H2O = 2 CH3COOH + 2 MnO2 + 2 KOH
Cl2 + KOH = KCl + KClO3 + H2O =>
3 Cl2 + 6 KOH = 5 KCl + KClO3 + 3 H2O
HBr + NaOH = NaBr + H2O =>
HBr + NaOH = NaBr + H2O
MgCO3 + HNO3 = Mg(NO3)2 + CO2 + H2O =>
MgCO3 + 2 HNO3 = Mg(NO3)2 + CO2 + H2O
NaOH + K2SO4 = KOH + Na2SO4 =>
2 NaOH + K2SO4 = 2 KOH + Na2SO4
P + O2 = P2O5 =>
4 P + 5 O2 = 2 P2O5
ZnO + CO = Zn + CO2 =>
ZnO + CO = Zn + CO2
C6H6 + O2 = CO2 + H2O =>
2 C6H6 + 15 O2 = 12 CO2 + 6 H2O
KAl(SO4)2 + NH3 + H2O = NH4Al(SO4)2 + KOH =>
KAl(SO4)2 + NH3 + H2O = NH4Al(SO4)2 + KOH
H2O2 = H2O + O2 =>
2 H2O2 = 2 H2O + O2
Al2(SO4)3 + Ca3(PO4)2 = AlPO4 + CaSO4 =>
Al2(SO4)3 + Ca3(PO4)2 = 2 AlPO4 + 3 CaSO4
Mg + HNO3 = Mg(NO3) + N2 + H2O =>
10 Mg + 12 HNO3 = 10 Mg(NO3) + N2 + 6 H2O
H2SO4 + C3H7OH + K2Cr2O7 = H2O + K2SO4 + Cr2(SO4)3 + C3H6O =>
4 H2SO4 + 3 C3H7OH + K2Cr2O7 = 7 H2O + K2SO4 + Cr2(SO4)3 + 3 C3H6O
Zn(CO3) = ZnO + CO2 =>
Zn(CO3) = ZnO + CO2
C4H10 + O2 = H2O + CO2 =>
2 C4H10 + 13 O2 = 10 H2O + 8 CO2
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
AgNO3 + Na2CO3 = Ag2CO3 + NaNO3 =>
2 AgNO3 + Na2CO3 = Ag2CO3 + 2 NaNO3
FeSO4*7H2O + NaOH = Fe(OH)2 + Na2SO4 + H2O =>
FeSO4*7H2O + 2 NaOH = Fe(OH)2 + Na2SO4 + 7 H2O
CH3CHCH2 + KMnO4 + H2O = CH3CHCH2(OH)2 + MnO2 + KOH =>
3 CH3CHCH2 + 2 KMnO4 + 4 H2O = 3 CH3CHCH2(OH)2 + 2 MnO2 + 2 KOH
Fe + HNO3 = Fe(NO3)3 + NO2 + H2O =>
Fe + 6 HNO3 = Fe(NO3)3 + 3 NO2 + 3 H2O
Al2O3 + NaOH + HF = Na3AlF6 + H2O =>
Al2O3 + 6 NaOH + 12 HF = 2 Na3AlF6 + 9 H2O
NaCl + O2 = NaClO3 =>
2 NaCl + 3 O2 = 2 NaClO3
Ca + H2O = H2 + CaOH =>
2 Ca + 2 H2O = H2 + 2 CaOH
Na2O + H2O = NaOH =>
Na2O + H2O = 2 NaOH
FeSO4*H2O + NaOH = Fe(OH)2 + Na2SO4 + H2O =>
FeSO4*H2O + 2 NaOH = Fe(OH)2 + Na2SO4 + H2O
Na2O + H2O = NaOH =>
Na2O + H2O = 2 NaOH
NaOH + CuCl2 = Cu(OH)2 + NaCl =>
2 NaOH + CuCl2 = Cu(OH)2 + 2 NaCl
Ca + H2O = H2 + Ca(OH) =>
2 Ca + 2 H2O = H2 + 2 Ca(OH)
Na2O + H2O = NaOH =>
Na2O + H2O = 2 NaOH
AgNO3(aq) + Na2CO3(aq) = Ag2CO3(aq) + NaNO3(s) =>
2 AgNO3(aq) + Na2CO3(aq) = Ag2CO3(aq) + 2 NaNO3(s)
KMnO4 + Cr2(SO4)3 + H2O = K2Cr2O7 + MnO2 + H2SO4 =>
2 KMnO4 + Cr2(SO4)3 + 3 H2O = K2Cr2O7 + 2 MnO2 + 3 H2SO4
BaO + CO2 = BaCO3 =>
BaO + CO2 = BaCO3
Na2O + H2O = NaOH =>
Na2O + H2O = 2 NaOH
K2SO3 + KMnO4 + H2SO4 = K2SO4 + MnSO4 + H2O =>
5 K2SO3 + 2 KMnO4 + 3 H2SO4 = 6 K2SO4 + 2 MnSO4 + 3 H2O
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
AgNO3(aq) + Na2CO3(aq) = Ag2CO3(s) + NaNO3(aq) =>
2 AgNO3(aq) + Na2CO3(aq) = Ag2CO3(s) + 2 NaNO3(aq)
Al + HCl = AlCl3 + H2 =>
2 Al + 6 HCl = 2 AlCl3 + 3 H2
AgNO3(aq) + Na2CO3(aq) = Ag2CO3(aq) + NaNO3(s) =>
2 AgNO3(aq) + Na2CO3(aq) = Ag2CO3(aq) + 2 NaNO3(s)
AgNO3(aq) + Na2CO3(aq) = Ag2CO3(s) + NaNO3(aq) =>
2 AgNO3(aq) + Na2CO3(aq) = Ag2CO3(s) + 2 NaNO3(aq)
AgNO3(aq) + Na2CO3(aq) = Ag2CO3(aq) + NaNO3(s) =>
2 AgNO3(aq) + Na2CO3(aq) = Ag2CO3(aq) + 2 NaNO3(s)
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
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