Уравнения, сбалансированные на предыдущий день |
W02 + 4 C = 2 WC02
Ca + H{+} = Ca{2+} + H2 =>
Ca + 2 H{+} = Ca{2+} + H2
Na + HOH = NaO + H2 =>
Na + HOH = NaO + H2
C8H8O2 + NaHCO3 = C8H7O2Na + CO2 + H2O =>
C8H8O2 + NaHCO3 = C8H7O2Na + CO2 + H2O
KI + HNO2 + H2SO4 = NO + I2 + H2O + K2SO4 =>
2 KI + 2 HNO2 + H2SO4 = 2 NO + I2 + 2 H2O + K2SO4
SnO2 + H2 = Sn + H2O =>
SnO2 + 2 H2 = Sn + 2 H2O
Na2CrO4 + Ca(NO3)2 = Na(NO3) + CaCrO4 =>
Na2CrO4 + Ca(NO3)2 = 2 Na(NO3) + CaCrO4
Cr + (OH)6 = CrO6 + H2O =>
Cr + 2(OH)6 = CrO6 + 6 H2O
Al + Cr2O3 = Al2O3 + Cr =>
2 Al + Cr2O3 = Al2O3 + 2 Cr
HNO3 + SO = H2O + NO + SO3 =>
4 HNO3 + 3 SO = 2 H2O + 4 NO + 3 SO3
N2H4(g) + NO2(g) = N2(g) + H2O(g) =>
2 N2H4(g) + 2 NO2(g) = 3 N2(g) + 4 H2O(g)
FeBr3 + Cl = ClBr3 + Fe =>
FeBr3 + Cl = ClBr3 + Fe
CS4 + Cl2 = CCl4 + SCl2 =>
CS4 + 6 Cl2 = CCl4 + 4 SCl2
KI + Pb(NO3)2 = KNO3 + PbI2 =>
2 KI + Pb(NO3)2 = 2 KNO3 + PbI2
NCl3 + H2O = NH3 + HOCl =>
NCl3 + 3 H2O = NH3 + 3 HOCl
C42H18 + O2 = CO2 + H2O =>
2 C42H18 + 93 O2 = 84 CO2 + 18 H2O
P + O + Cl = POCl3 =>
P + O + 3 Cl = POCl3
KCl + S = K2S + Cl2 =>
2 KCl + S = K2S + Cl2
Zn + HC = ZnC + H =>
Zn + HC = ZnC + H
Zn(s) + Mn(CH3COO)7(aq) = Zn(CH3COO)2 + Mn =>
7 Zn(s) + 2 Mn(CH3COO)7(aq) = 7 Zn(CH3COO)2 + 2 Mn
Tl + O2 = TlO2 =>
Tl + O2 = TlO2
Fe + Sn(No3)2 = Fe(No3)2 + Sn =>
Fe + Sn(No3)2 = Fe(No3)2 + Sn
H2C2O4 + MgCl2 = Mg(COO)2 + HCl =>
H2C2O4 + MgCl2 = Mg(COO)2 + 2 HCl
Na + Ba(OH)2 = Na(OH) + Ba =>
2 Na + Ba(OH)2 = 2 Na(OH) + Ba
Ca + O2 = CaO =>
2 Ca + O2 = 2 CaO
NH3 + H2SO4 = (NH4)2SO4 =>
2 NH3 + H2SO4 = (NH4)2SO4
KBr(aq) + CaS(aq) = K2S(s) + CaBr2(aq) =>
2 KBr(aq) + CaS(aq) = K2S(s) + CaBr2(aq)
KI + Cl2 = KCl + I2 =>
2 KI + Cl2 = 2 KCl + I2
FeBr3 + Cl = ClBr + Fe =>
FeBr3 + 3 Cl = 3 ClBr + Fe
CuCl2 + Na2CO3 + H2O = (CuOH)2CO3 + NaCl + HCl =>
2 CuCl2 + Na2CO3 + 2 H2O = (CuOH)2CO3 + 2 NaCl + 2 HCl
Tl + O2 = TlO =>
2 Tl + O2 = 2 TlO
Zn + HC = ZnC2 + H2 =>
Zn + 2 HC = ZnC2 + H2
Fe + Sn(NO3)2 = Fe(NO3)3 + Sn =>
2 Fe + 3 Sn(NO3)2 = 2 Fe(NO3)3 + 3 Sn
Mg + HCl = MgCl2 + H2 =>
Mg + 2 HCl = MgCl2 + H2
Ba(OH)2 + Na = Na(OH)2 + Ba =>
Ba(OH)2 + Na = Na(OH)2 + Ba
KCl + F2 = KF + Cl2 =>
2 KCl + F2 = 2 KF + Cl2
BaI2(aq) + AgNO3(aq) = BaNO3(aq) + AgI2(s) =>
BaI2(aq) + AgNO3(aq) = BaNO3(aq) + AgI2(s)
KBr(aq) + CaS(aq) = K2S(aq) + CaBr2(aq) =>
2 KBr(aq) + CaS(aq) = K2S(aq) + CaBr2(aq)
FeBr3 + Cl = Fe + BrCl =>
FeBr3 + 3 Cl = Fe + 3 BrCl
Na2(CO3) + HNO3 = NaNO3 + H2CO3 =>
Na2(CO3) + 2 HNO3 = 2 NaNO3 + H2CO3
AgNO3 + NaCl = AgCl + NaNO3 =>
AgNO3 + NaCl = AgCl + NaNO3
BaCl2 + NH4SO4 = BaSO4 + (NH4)Cl2 =>
BaCl2 + NH4SO4 = BaSO4 + (NH4)Cl2
FeSO4*7H2O + NaHCO3 = FeCO3 + Na2SO4 + H2O + CO2 =>
FeSO4*7H2O + 2 NaHCO3 = FeCO3 + Na2SO4 + 8 H2O + CO2
H2S + O2 = SO2 + H2O =>
2 H2S + 3 O2 = 2 SO2 + 2 H2O
Fe + Sn(NO3)2 = Fe(NO3)2 + Sn =>
Fe + Sn(NO3)2 = Fe(NO3)2 + Sn
BaI2(aq) + AgNO3(aq) = Ba(NO3)2(aq) + AgI(aq) =>
BaI2(aq) + 2 AgNO3(aq) = Ba(NO3)2(aq) + 2 AgI(aq)
KBr(aq) + CaS(aq) = K2S + CaBr2 =>
2 KBr(aq) + CaS(aq) = K2S + CaBr2
CuS + HNO3 = Cu(NO3)2 + S + NO + H2O =>
3 CuS + 8 HNO3 = 3 Cu(NO3)2 + 3 S + 2 NO + 4 H2O
NH4ClO3 = H2O + HCl + O2 + N2 =>
4 NH4ClO3 = 6 H2O + 4 HCl + 3 O2 + 2 N2
P4 + Cl2 = PCl3 =>
P4 + 6 Cl2 = 4 PCl3
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