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2 H2 + O2 = 2 H2O
KClO3 + P2O3 = Cl2O5 + K3PO4 + Cl2 =>
30 KClO3 + 5 P2O3 = 13 Cl2O5 + 10 K3PO4 + 2 Cl2
AgNO3 + HCl = AgCl + HNO3 =>
AgNO3 + HCl = AgCl + HNO3
P4 + S2 = P4S10 =>
P4 + 5 S2 = P4S10
Na[Sn(OH)3] + Ag2O + NaOH + H2O = Ag + Na2[Sn(OH)6] =>
Na[Sn(OH)3] + Ag2O + NaOH + H2O = 2 Ag + Na2[Sn(OH)6]
Al2(SO4)3 + CaCe2 = AlCe3 + CaSO4 =>
Al2(SO4)3 + 3 CaCe2 = 2 AlCe3 + 3 CaSO4
Mg3(PO4)2 + Pb(NO3)2 = Pb3(PO4)2 + Mg(NO3)2 =>
Mg3(PO4)2 + 3 Pb(NO3)2 = Pb3(PO4)2 + 3 Mg(NO3)2
CH3CH2Cl + NaOH = CH2CH2 + H2O + NaCl =>
CH3CH2Cl + NaOH = CH2CH2 + H2O + NaCl
PbCH3COO + H2NCSNH + H2O = PbS + H2NCONH2 + CH3COOH =>
PbCH3COO + H2NCSNH + H2O = PbS + H2NCONH2 + CH3COOH
CH3ONa + HCOOCH3 = C4H10O3 + HCOONa =>
CH3ONa + 2 HCOOCH3 = C4H10O3 + HCOONa
(NH4)3PO4 + Ca = Ca3(PO4)2 + NH4 =>
2(NH4)3PO4 + 3 Ca = Ca3(PO4)2 + 6 NH4
SiCl4 + NH3 = HCl + Si3N4 =>
3 SiCl4 + 4 NH3 = 12 HCl + Si3N4
CuCl + Cl2 = CuCl2 =>
2 CuCl + Cl2 = 2 CuCl2
SiH4 + LiOH = SiO4H4 + LiH =>
SiH4 + 4 LiOH = SiO4H4 + 4 LiH
Al(NO3)3 + Li2SO4 = Al2(SO4)3 + Li(NO3) =>
2 Al(NO3)3 + 3 Li2SO4 = Al2(SO4)3 + 6 Li(NO3)
NaClO3(aq) + KBr(aq) + H2O(l) = NaCl(aq) + KOH(aq) + Br2(aq) =>
NaClO3(aq) + 6 KBr(aq) + 3 H2O(l) = NaCl(aq) + 6 KOH(aq) + 3 Br2(aq)
CuCl2 + Br2 + NaOH = NaCuO2 + NaBr + NaCl + H2O =>
2 CuCl2 + Br2 + 8 NaOH = 2 NaCuO2 + 2 NaBr + 4 NaCl + 4 H2O
P2O5 + H2O = H2P2O5 + OH =>
P2O5 + 2 H2O = H2P2O5 + 2 OH
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
Cu(OH)2 + NH3 + H2O = [Cu(OH)4] + NH4 =>
Cu(OH)2 + 2 NH3 + 2 H2O = [Cu(OH)4] + 2 NH4
NaCl + Li2S = Na2S + LiCl =>
2 NaCl + Li2S = Na2S + 2 LiCl
Na3(Al(OH)6) = NaAlO2 + H2O + NaOH =>
Na3(Al(OH)6) = NaAlO2 + 2 H2O + 2 NaOH
(NH4)3PO4 + Sr(OH)2 = Sr3(PO4)2 + NH3 + H2O =>
2(NH4)3PO4 + 3 Sr(OH)2 = Sr3(PO4)2 + 6 NH3 + 6 H2O
MnO4(Ac) + Ag(s) + H(Ac) = Mn(Ac) + Ag(Ac) + H2O(l) =>
MnO4(Ac) + 8 Ag(s) + 8 H(Ac) = Mn(Ac) + 8 Ag(Ac) + 4 H2O(l)
K2CO3(aq) + Ca(NO3)2 = KNO3 + CaCO3 =>
K2CO3(aq) + Ca(NO3)2 = 2 KNO3 + CaCO3
H2S + O2 = SO2 + H2O =>
2 H2S + 3 O2 = 2 SO2 + 2 H2O
сера + озон = диоксидсеры =>
3 S + 2 O3 = 3 SO2
Na + SO3 = NaSO3 =>
Na + SO3 = NaSO3
KOH + S + H2SO4 = K2S2O3 + H2O =>
6 KOH + 4 S + 2 H2SO4 = 3 K2S2O3 + 5 H2O
SO2 + O2 = SO3 =>
2 SO2 + O2 = 2 SO3
NaBr + KMnO4 + H2SO4 = H2O + Br2 + MnSO4 + K2SO4 + Na2SO4 =>
10 NaBr + 2 KMnO4 + 8 H2SO4 = 8 H2O + 5 Br2 + 2 MnSO4 + K2SO4 + 5 Na2SO4
H2PO43 + LiOH = Li2PO43 + H2O =>
H2PO43 + 2 LiOH = Li2PO43 + 2 H2O
C9H8O4 + NaHCO3 = C9H7O4Na + CO2 + H2O =>
C9H8O4 + NaHCO3 = C9H7O4Na + CO2 + H2O
Fe(OH)2 + CaBr2 = Ca(OH)2 + FeBr2 =>
Fe(OH)2 + CaBr2 = Ca(OH)2 + FeBr2
HNO2 + HI = NO + I2 + H2O =>
2 HNO2 + 2 HI = 2 NO + I2 + 2 H2O
Na2O2 + H2O = O + NaH =>
Na2O2 + H2O = 3 O + 2 NaH
MnO2 + KCeO3 + KOH = K2MnO4 + KCe + H2O =>
3 MnO2 + KCeO3 + 6 KOH = 3 K2MnO4 + KCe + 3 H2O
MnO + SiO2 = MnSiO3 =>
MnO + SiO2 = MnSiO3
Ca + O2 = CaO =>
2 Ca + O2 = 2 CaO
KMnO4 + H2SO4 + NaI = H2O + MnSO4 + K2SO4 + Na2SO4 + I2 =>
2 KMnO4 + 8 H2SO4 + 10 NaI = 8 H2O + 2 MnSO4 + K2SO4 + 5 Na2SO4 + 5 I2
NaOH + AlSO = NaSO + AlOH =>
NaOH + AlSO = NaSO + AlOH
NO + O2 = NO2 =>
2 NO + O2 = 2 NO2
H2S + O2 = SO2 + H2O =>
2 H2S + 3 O2 = 2 SO2 + 2 H2O
Sr + Mn = SrMn =>
Sr + Mn = SrMn
sodiumbicarbonate + HCl = Sodiumchloride + water + carbondioxide =>
NaHCO3 + HCl = NaCl + H2O + CO2
H2CO3 + Eu(OH)2 = Eu2(CO3)2 + H2O =>
2 H2CO3 + 2 Eu(OH)2 = Eu2(CO3)2 + 4 H2O
I + Br2 = BrI2 =>
4 I + Br2 = 2 BrI2
(NH4)2SO4(l) + KOH(l) = NH4OH(l) + K2SO4(l) =>
(NH4)2SO4(l) + 2 KOH(l) = 2 NH4OH(l) + K2SO4(l)
AlBr3 + K2SO4 = KBr + Al2(SO4)3 =>
2 AlBr3 + 3 K2SO4 = 6 KBr + Al2(SO4)3
P2O2 = PO =>
P2O2 = 2 PO
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