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2 As + 3 H2 = 2 AsH3
сера + озон = диоксидсеры =>
3 S + 2 O3 = 3 SO2
C3H5(NO3)3 = CO2 + N2 + H2O + O2 =>
4 C3H5(NO3)3 = 12 CO2 + 6 N2 + 10 H2O + O2
HCl = H2 + Cl2 =>
2 HCl = H2 + Cl2
KCl(aq) + MgCO3(aq) = KCO3 + MgCl =>
KCl(aq) + MgCO3(aq) = KCO3 + MgCl
Ti + O2 = Ti2O3 =>
4 Ti + 3 O2 = 2 Ti2O3
HgO + H2SO4 = Hg(SO5) + H2 =>
HgO + H2SO4 = Hg(SO5) + H2
Zn + AgNO3 = Zn3N2 + AgO3 =>
3 Zn + 2 AgNO3 = Zn3N2 + 2 AgO3
AlCl3 + H3PO4 = Al(H2PO4)3 + HCl =>
AlCl3 + 3 H3PO4 = Al(H2PO4)3 + 3 HCl
Sb2O3 + C = Sb + CO =>
Sb2O3 + 3 C = 2 Sb + 3 CO
Bi(OH)3 + NaOH = Na(Bi(OH)4) =>
Bi(OH)3 + NaOH = Na(Bi(OH)4)
Pb(II)NO3 + KI = Pb(II)I + KNO3 =>
Pb(II)NO3 + KI = Pb(II)I + KNO3
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
MnO2 + HCl = MnCl2 + HCl2 + H2O =>
MnO2 + 6 HCl = MnCl2 + 2 HCl2 + 2 H2O
CH4 + Br2 = CBr4 + H2 =>
CH4 + 2 Br2 = CBr4 + 2 H2
KMnO4 + HBr = MnBr2 + KBr + H2O + Br2 =>
2 KMnO4 + 16 HBr = 2 MnBr2 + 2 KBr + 8 H2O + 5 Br2
Mg3P2 + HNO3 = Mg3(PO4)2 + NO2 + H2O =>
Mg3P2 + 16 HNO3 = Mg3(PO4)2 + 16 NO2 + 8 H2O
Cu + HCl = CuCl2 + H2 = =>
Cu + 2 HCl = CuCl2 + H2
Al + NaOH = NaAlO2 + H2 + NaH =>
2 Al + 4 NaOH = 2 NaAlO2 + H2 + 2 NaH
NaNO3 + Ca(OH)2 = Ca(NO3)2 + NaOH =>
2 NaNO3 + Ca(OH)2 = Ca(NO3)2 + 2 NaOH
CH4 + Br2 = CBr4 + H2 =>
CH4 + 2 Br2 = CBr4 + 2 H2
ZnOH + HCl = ZnCl + H2O =>
ZnOH + HCl = ZnCl + H2O
Cu(OH)2 + NH3 = [Cu(NH3)4](OH)2 =>
Cu(OH)2 + 4 NH3 = [Cu(NH3)4](OH)2
As + H2 = AsH3 =>
2 As + 3 H2 = 2 AsH3
C20H38O2 + O2 = CO2 + H2O =>
2 C20H38O2 + 57 O2 = 40 CO2 + 38 H2O
Nd + H2SO4 = H2 + NdSO4 =>
Nd + H2SO4 = H2 + NdSO4
Ag2O + HJ = AgJ + H2O =>
Ag2O + 2 HJ = 2 AgJ + H2O
BaI2 = Ba + I =>
BaI2 = Ba + 2 I
CuSO4 + NaCl = CuCl2 + Na2SO4 =>
CuSO4 + 2 NaCl = CuCl2 + Na2SO4
CrO4{2-} + N2O + H{+} = Cr{3+} + NO + H2O =>
2 CrO4{2-} + 3 N2O + 10 H{+} = 2 Cr{3+} + 6 NO + 5 H2O
CaCl2 + K3PO4 = Ca3(PO4)2 + KCl =>
3 CaCl2 + 2 K3PO4 = Ca3(PO4)2 + 6 KCl
P4 + Cl2 = PCl3 =>
P4 + 6 Cl2 = 4 PCl3
Au + HNO3 + HCl = AuCl3 + NO + H2O =>
Au + HNO3 + 3 HCl = AuCl3 + NO + 2 H2O
Ba + H2O = Ba(OH)2 + H2 =>
Ba + 2 H2O = Ba(OH)2 + H2
CdCl2 + AgNO3 = AgCl + Cd(NO3)2 =>
CdCl2 + 2 AgNO3 = 2 AgCl + Cd(NO3)2
Ge + S = GeS2 =>
Ge + 2 S = GeS2
Na2CO3 + HCl = NaCl + H2O + CO2 =>
Na2CO3 + 2 HCl = 2 NaCl + H2O + CO2
S + KOH = K2S + K2SO3 + H2O =>
3 S + 6 KOH = 2 K2S + K2SO3 + 3 H2O
AgNO3 + ZnCl2 = AgCl + Zn(NO3)2 =>
2 AgNO3 + ZnCl2 = 2 AgCl + Zn(NO3)2
KF + H2O = HF + K2O =>
2 KF + H2O = 2 HF + K2O
K3PO4 + BaCl2 = KCl + Ba3P2O8 =>
2 K3PO4 + 3 BaCl2 = 6 KCl + Ba3P2O8
Cu2O + HNO3 = Cu(NO3)2 + NO + H2O =>
3 Cu2O + 14 HNO3 = 6 Cu(NO3)2 + 2 NO + 7 H2O
NH4OH + NH4NO3 = HNO4 + NH4 =>
NH4OH + NH4NO3 = HNO4 + 2 NH4
Mg(NO3)2 + H2SO4 = MgSO4 + H2(NO3)2 =>
Mg(NO3)2 + H2SO4 = MgSO4 + H2(NO3)2
K + I2 = KI =>
2 K + I2 = 2 KI
H3PO2 + H2O = H2PO3 + H =>
H3PO2 + H2O = H2PO3 + 3 H
C2H5COOCH3 + Cu(OH)2 = C2H5COOH + Cu2O + H2O =>
3 C2H5COOCH3 + 4 Cu(OH)2 = 4 C2H5COOH + 2 Cu2O + 4 H2O
Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2
Cu(NO3)2 + Ba(OH)2 = Ba(NO3)2 + Cu(OH)2 =>
Cu(NO3)2 + Ba(OH)2 = Ba(NO3)2 + Cu(OH)2
F2(g) + Al2O3(s) = AlF3(s) + O2(g) =>
6 F2(g) + 2 Al2O3(s) = 4 AlF3(s) + 3 O2(g)
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