Equations balanced on the previous day | Equations balanced on the next day |
H2 + Br2 = 2 HBr
Ca(s) + H2O(l) = Ca(OH)2(aq) + H2(g) =>
Ca(s) + 2 H2O(l) = Ca(OH)2(aq) + H2(g)
K2CO3(aq) + Ni(NO3)2(aq) = KNO3(aq) + NiCO3(s) =>
K2CO3(aq) + Ni(NO3)2(aq) = 2 KNO3(aq) + NiCO3(s)
P2O5 + H2O = H3PO4 =>
P2O5 + 3 H2O = 2 H3PO4
K2CO3(aq) + Pb(NO3)2(aq) = KNO3(aq) + PbCO3(s) =>
K2CO3(aq) + Pb(NO3)2(aq) = 2 KNO3(aq) + PbCO3(s)
N2 + O2 = NO =>
N2 + O2 = 2 NO
H2O + (CN)2 = NH3 + H2C2O4 =>
4 H2O + (CN)2 = 2 NH3 + H2C2O4
HCl + CaCO3 = CaCl2 + H2O + CO2 =>
2 HCl + CaCO3 = CaCl2 + H2O + CO2
K2CO3(aq) + Zn(NO3)2(aq) = KNO3(aq) + ZnCO3(s) =>
K2CO3(aq) + Zn(NO3)2(aq) = 2 KNO3(aq) + ZnCO3(s)
K4Fe(CN)6 + KMNO4 + H2SO4 = KHSO4 + Fe2(SO4)3 + MNSO4 + HNO3 + CO2 + H2O =>
10 K4Fe(CN)6 + 122 KMNO4 + 299 H2SO4 = 162 KHSO4 + 5 Fe2(SO4)3 + 122 MNSO4 + 60 HNO3 + 60 CO2 + 188 H2O
CaO + CO2 = CaCO3 =>
CaO + CO2 = CaCO3
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
H2SO4 + NaOH = Na2SO4 + H2O =>
H2SO4 + 2 NaOH = Na2SO4 + 2 H2O
CH3(CH2)4CH3 + O2 = CO2 + H2O =>
2 CH3(CH2)4CH3 + 19 O2 = 12 CO2 + 14 H2O
Na2S(aq) + Cu(NO3)2(aq) = NaNO3(aq) + CuS(s) =>
Na2S(aq) + Cu(NO3)2(aq) = 2 NaNO3(aq) + CuS(s)
Cu + H2SO4 = CuSO4 + SO2 + H2O =>
Cu + 2 H2SO4 = CuSO4 + SO2 + 2 H2O
K2CO3(aq) + ZnSO4(aq) = K2SO4(aq) + ZnCO3(s) =>
K2CO3(aq) + ZnSO4(aq) = K2SO4(aq) + ZnCO3(s)
KOH + N2O5 = H2O + KNO3 =>
2 KOH + N2O5 = H2O + 2 KNO3
KI(aq) + Pb(NO3)2(aq) = KNO3(aq) + PbI2(s) =>
2 KI(aq) + Pb(NO3)2(aq) = 2 KNO3(aq) + PbI2(s)
Al4C3 + H2O = Al(OH)3 + CH4 =>
Al4C3 + 12 H2O = 4 Al(OH)3 + 3 CH4
FeS(s) + HCl(aq) = FeCl2(aq) + H2S(g) =>
FeS(s) + 2 HCl(aq) = FeCl2(aq) + H2S(g)
CuSO4 + Fe = Cu + Fe2(SO4)3 =>
3 CuSO4 + 2 Fe = 3 Cu + Fe2(SO4)3
P4 + O2 = P2O5 =>
P4 + 5 O2 = 2 P2O5
Al(NO3)3 + H2SO4 = Al2(SO4)3 + HNO3 =>
2 Al(NO3)3 + 3 H2SO4 = Al2(SO4)3 + 6 HNO3
H2O + CO2 = C6H12O6 + O2 =>
6 H2O + 6 CO2 = C6H12O6 + 6 O2
NH4OH(aq) + Ni(NO3)2(aq) = NH4NO3(aq) + Ni(OH)2(s) =>
2 NH4OH(aq) + Ni(NO3)2(aq) = 2 NH4NO3(aq) + Ni(OH)2(s)
PH3 + O2 = H3PO4 =>
PH3 + 2 O2 = H3PO4
Ca + O2 = CaO =>
2 Ca + O2 = 2 CaO
H2S + O2 = SO2 + H2O =>
2 H2S + 3 O2 = 2 SO2 + 2 H2O
HCl(aq) + O2(g) = H2O(l) + Cl2(g) =>
4 HCl(aq) + O2(g) = 2 H2O(l) + 2 Cl2(g)
CaO + H2CO3 = CaCO3 + H2O =>
CaO + H2CO3 = CaCO3 + H2O
AgNO3 + NaBr = AgBr + NaNO3 =>
AgNO3 + NaBr = AgBr + NaNO3
NH4OH(aq) + Pb(NO3)2(aq) = NH4NO3(aq) + Pb(OH)2(s) =>
2 NH4OH(aq) + Pb(NO3)2(aq) = 2 NH4NO3(aq) + Pb(OH)2(s)
FeCl2 + KMnO4 + HCl = FeCl3 + MnCl2 + H2O + KCl =>
5 FeCl2 + KMnO4 + 8 HCl = 5 FeCl3 + MnCl2 + 4 H2O + KCl
Pb3O4 + HNO3 = Pb(NO3)2 + PbO2 + H2O =>
Pb3O4 + 4 HNO3 = 2 Pb(NO3)2 + PbO2 + 2 H2O
O2 + P = P2O3 =>
3 O2 + 4 P = 2 P2O3
Cu + HNO3 = Cu(NO3)2 + NO + H2O =>
3 Cu + 8 HNO3 = 3 Cu(NO3)2 + 2 NO + 4 H2O
FeCl2 + KMnO4 + HCl = FeCl3 + MnCl2 + H2O + KCl =>
5 FeCl2 + KMnO4 + 8 HCl = 5 FeCl3 + MnCl2 + 4 H2O + KCl
Cu + HNO3 = Cu(NO3)2 + NO + H2O =>
3 Cu + 8 HNO3 = 3 Cu(NO3)2 + 2 NO + 4 H2O
NH4OH(aq) + Zn(NO3)2(aq) = NH4NO3(aq) + Zn(OH)2(s) =>
2 NH4OH(aq) + Zn(NO3)2(aq) = 2 NH4NO3(aq) + Zn(OH)2(s)
Fe3(CO3)2(s) = Fe3O2(s) + CO2(g) =>
Fe3(CO3)2(s) = Fe3O2(s) + 2 CO2(g)
Cu + HNO3 = Cu(NO3)2 + NO + H2O =>
3 Cu + 8 HNO3 = 3 Cu(NO3)2 + 2 NO + 4 H2O
Fe2O3 + CO = Fe + CO2 =>
Fe2O3 + 3 CO = 2 Fe + 3 CO2
Fe(s) + O2(g) = Fe2O3(s) =>
4 Fe(s) + 3 O2(g) = 2 Fe2O3(s)
AgNO3 + NaI = AgI + NaNO3 =>
AgNO3 + NaI = AgI + NaNO3
CH3(CH2)4CH3 + O2 = CO2 + H2O =>
2 CH3(CH2)4CH3 + 19 O2 = 12 CO2 + 14 H2O
H2S + SO2 = S8 + H2O =>
16 H2S + 8 SO2 = 3 S8 + 16 H2O
NH4OH(aq) + ZnSO4(aq) = (NH4)2SO4(aq) + Zn(OH)2(s) =>
2 NH4OH(aq) + ZnSO4(aq) = (NH4)2SO4(aq) + Zn(OH)2(s)
K3Fe(CN)6 + FeSO4 = Fe4[Fe(CN)6]3 + K2SO4 + Fe2 =>
12 K3Fe(CN)6 + 18 FeSO4 = 4 Fe4[Fe(CN)6]3 + 18 K2SO4 + Fe2
XH3PO4 + XKOH = XK3PO4 + XH2O =>
XH3PO4 + 3 XKOH = XK3PO4 + 3 XH2O
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