| Equations balanced on the previous day | Equations balanced on the next day |
| 1 2 3 4 5 |
S + O2 = SO2
Cu + AgNO3 = Cu(NO3)2 + Ag =>
Cu + 2 AgNO3 = Cu(NO3)2 + 2 Ag
Cl2 + KBr = KCl + Br2 =>
Cl2 + 2 KBr = 2 KCl + Br2
FeSO4 + K2Cr2O7 + H2SO4 = Fe2(SO4)3 + Cr2(SO4)3 + K2SO4 + H2O =>
6 FeSO4 + K2Cr2O7 + 7 H2SO4 = 3 Fe2(SO4)3 + Cr2(SO4)3 + K2SO4 + 7 H2O
H3BO3 = H4B6O11 + H2O =>
6 H3BO3 = H4B6O11 + 7 H2O
Fe + O2 = Fe2O3 =>
4 Fe + 3 O2 = 2 Fe2O3
Au2S3 + H2 = Au + H2S =>
Au2S3 + 3 H2 = 2 Au + 3 H2S
K + B2O3 = K2O + B =>
6 K + B2O3 = 3 K2O + 2 B
Na + O2 = Na2O2 =>
2 Na + O2 = Na2O2
CaCO3 + HCl = CaCl2 + H2O + CO2 =>
CaCO3 + 2 HCl = CaCl2 + H2O + CO2
CaO + SO2 = CaSO3 =>
CaO + SO2 = CaSO3
Hg2O + O2 = HgO =>
2 Hg2O + O2 = 4 HgO
Ag(NO3) + Cu = Cu(NO3)2 + Ag =>
2 Ag(NO3) + Cu = Cu(NO3)2 + 2 Ag
Ag(NO3) + Cu = Cu(NO3)2 + Ag =>
2 Ag(NO3) + Cu = Cu(NO3)2 + 2 Ag
Na + Br2 = NaBr2 =>
Na + Br2 = NaBr2
Mg + HCl = MgHCl =>
Mg + HCl = MgHCl
HCl + Ba(OH)2 = BaCl2 + H2O =>
2 HCl + Ba(OH)2 = BaCl2 + 2 H2O
KClO3 = KClO + O2 =>
KClO3 = KClO + O2
H2S + O2 = H2O + S2 =>
2 H2S + O2 = 2 H2O + S2
NH4(NO2) = N2 + H2O =>
NH4(NO2) = N2 + 2 H2O
CaO + H2O = Ca(OH)2 =>
CaO + H2O = Ca(OH)2
NH3 + NO = N2 + H2O =>
4 NH3 + 6 NO = 5 N2 + 6 H2O
Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2
ZnS + O2 = ZnO + SO2 =>
2 ZnS + 3 O2 = 2 ZnO + 2 SO2
H3PO4 = H4P2O7 + H2O =>
2 H3PO4 = H4P2O7 + H2O
NaI + Cl2 = NaCl + I2 =>
2 NaI + Cl2 = 2 NaCl + I2
C6H6 + O2 = CO2 + H2O =>
2 C6H6 + 15 O2 = 12 CO2 + 6 H2O
C2H4 + O2 = CO2 + H2O =>
C2H4 + 3 O2 = 2 CO2 + 2 H2O
Cu + Al2O3 = CuO + Al =>
3 Cu + Al2O3 = 3 CuO + 2 Al
HCl + Na2CO3 = NaCl + H2O + CO2 =>
2 HCl + Na2CO3 = 2 NaCl + H2O + CO2
Fe2O3 + CO = Fe + CO2 =>
Fe2O3 + 3 CO = 2 Fe + 3 CO2
Fe3O4 + H2 = Fe + H2O =>
Fe3O4 + 4 H2 = 3 Fe + 4 H2O
H2O2 = H2O + O2 =>
2 H2O2 = 2 H2O + O2
Mg + O = MgO =>
Mg + O = MgO
KMnO4 + HCl = KCl + MnCl2 + H2O + Cl2 =>
2 KMnO4 + 16 HCl = 2 KCl + 2 MnCl2 + 8 H2O + 5 Cl2
Na2O2 + H2O = NaOH + O2 =>
2 Na2O2 + 2 H2O = 4 NaOH + O2
Ca3P2 + H2O = Ca(OH)2 + PH3 =>
Ca3P2 + 6 H2O = 3 Ca(OH)2 + 2 PH3
Br2 + NH3 = NH4Br + N2 =>
3 Br2 + 8 NH3 = 6 NH4Br + N2
Cr2O7{-2} + H{+} + {-} = Cr{+3} + H2O =>
Cr2O7{-2} + 14 H{+} + 6{-} = 2 Cr{+3} + 7 H2O
KClO3 = KCl0 + O2 =>
2 KClO3 = 2 KCl0 + 3 O2
C4H8O + O2 = CO2 + H20 =>
10 C4H8O + 35 O2 = 40 CO2 + 4 H20
SF4 + H2O = H2SO3 + HF =>
SF4 + 3 H2O = H2SO3 + 4 HF
C4H8O + O2 = CO2 + H2O =>
2 C4H8O + 11 O2 = 8 CO2 + 8 H2O
Mg + HNO3 = MgNO3 + H2 =>
2 Mg + 2 HNO3 = 2 MgNO3 + H2
Mg + H2O = MgO + H =>
Mg + H2O = MgO + 2 H
NaOH + H2SO4 = H2O + Na2SO4 =>
2 NaOH + H2SO4 = 2 H2O + Na2SO4
C3H7OH + O2 = CO2 + H2O =>
2 C3H7OH + 9 O2 = 6 CO2 + 8 H2O
NaOH + HNO3 = H2O + NaNO3 =>
NaOH + HNO3 = H2O + NaNO3
Cu2O + HCl = CuCl + H2O =>
Cu2O + 2 HCl = 2 CuCl + H2O
HCl + BaOH = BaCl + H2O =>
HCl + BaOH = BaCl + H2O
| 1 2 3 4 5 |
| Equations balanced on the previous day | Equations balanced on the next day |
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