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3 FeCl2 + 4 HNO3 = 2 FeCl3 + Fe(NO3)3 + NO + 2 H2O
Sn + Cl2 = SnCl2 =>
Sn + Cl2 = SnCl2
CaSO4 + H2O + NH3 = (NH4)2SO4 + Ca(OH)2 =>
CaSO4 + 2 H2O + 2 NH3 = (NH4)2SO4 + Ca(OH)2
CH4 + H2O2 = CO2 + H2O =>
CH4 + 4 H2O2 = CO2 + 6 H2O
Al(OH)3 + HCl(aq) = AlCl3 + H2O =>
Al(OH)3 + 3 HCl(aq) = AlCl3 + 3 H2O
Ni + K2CrO4 + H2SO4 = Ni2(SO4)3 + K2SO4 + Cr2(SO4)3 + H2O =>
2 Ni + 2 K2CrO4 + 8 H2SO4 = Ni2(SO4)3 + 2 K2SO4 + Cr2(SO4)3 + 8 H2O
Fe(OH)3 + HIO = Fe(OH)2IO + H2O =>
Fe(OH)3 + HIO = Fe(OH)2IO + H2O
C6H14 + O2 = CO2 + H2O =>
2 C6H14 + 19 O2 = 12 CO2 + 14 H2O
SO2 + O2 = SO3 = H2SO4 + CaCO3 = CaSO4 + CO2 + H22 =>
2 SO2 + O2 = 2 SO3
Mg(NO3)2 + K3PO4 = MgPO4 + K3 + (NO3)2 =>
Mg(NO3)2 + K3PO4 = MgPO4 + K3 + (NO3)2
K2SiO3 + BeBr2 + H2O = H2SiO3 + Be(OH)2 + KBr =>
K2SiO3 + BeBr2 + 2 H2O = H2SiO3 + Be(OH)2 + 2 KBr
SiO2(s) + C9(s) = SiC(s) + CO(g) =>
3 SiO2(s) + C9(s) = 3 SiC(s) + 6 CO(g)
KOH + KBrO3 + MnO2 = KBr + KMnO4 + H2O =>
2 KOH + KBrO3 + 2 MnO2 = KBr + 2 KMnO4 + H2O
Cu(No3)2 + NaOH = Cu(OH)2 + NaNo3 =>
Cu(No3)2 + 2 NaOH = Cu(OH)2 + 2 NaNo3
C6H120C(s) + O2 = H2O + CO =>
2 C6H120C(s) + 67 O2 = 120 H2O + 14 CO
P2O5 + H2O = H3PO4 =>
P2O5 + 3 H2O = 2 H3PO4
SiO2(s) + C9(s) = SiC(s) + CO(g) =>
3 SiO2(s) + C9(s) = 3 SiC(s) + 6 CO(g)
KBrO + KBr + H2SO4 = K2SO4 + Br2 + H2O =>
KBrO + KBr + H2SO4 = K2SO4 + Br2 + H2O
PbO2 + Mn{+2} + H{+} = MnO4{-} + Pb{+2} + H2O =>
5 PbO2 + 2 Mn{+2} + 4 H{+} = 2 MnO4{-} + 5 Pb{+2} + 2 H2O
NaCl + AgNO3 = Na2NO3 + Cl2Ag =>
2 NaCl + AgNO3 = Na2NO3 + Cl2Ag
H4CO4 + Tc(OH)7 = Tc4(CO4)7 + H2O =>
7 H4CO4 + 4 Tc(OH)7 = Tc4(CO4)7 + 28 H2O
NH2CH2COOC2H5 + HCl = Cl[NH3CH2COOH] + C2H5Cl =>
NH2CH2COOC2H5 + 2 HCl = Cl[NH3CH2COOH] + C2H5Cl
Pb2S2 + HCl = Pb2Cl2 + H2S2 =>
Pb2S2 + 2 HCl = Pb2Cl2 + H2S2
SiO2(s) + C9(s) = SiC(s) + CO(g) =>
3 SiO2(s) + C9(s) = 3 SiC(s) + 6 CO(g)
Na + H20O = NaOH + H2 =>
2 Na + 2 H20O = 2 NaOH + 19 H2
CH3CH2CH2COH + Na = CH3CH2CH2COHNa =>
CH3CH2CH2COH + Na = CH3CH2CH2COHNa
сера + озон = диоксидсеры =>
3 S + 2 O3 = 3 SO2
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
KOH + H3PO4 = K3 + PO4 + H2O =>
3 KOH + H3PO4 = K3 + PO4 + 3 H2O
Na2O2 + H2O = NaOH + O2 =>
2 Na2O2 + 2 H2O = 4 NaOH + O2
Na2[Sn(OH)4] + H2O = Na2[Sn(OH)6] + H2 =>
Na2[Sn(OH)4] + 2 H2O = Na2[Sn(OH)6] + H2
Cr2O7{-2} + H{+} + {-} = Cr{+3} + H2O =>
Cr2O7{-2} + 14 H{+} + 6e = 2 Cr{+3} + 7 H2O
SiO2(s) + C9(s) = SiC(s) + CO(g) =>
3 SiO2(s) + C9(s) = 3 SiC(s) + 6 CO(g)
KMnO4 + HCl = KCl + MnCl2 + H2O + Cl2 =>
2 KMnO4 + 16 HCl = 2 KCl + 2 MnCl2 + 8 H2O + 5 Cl2
C6H5COOH + O2 = CO2 + H2O =>
2 C6H5COOH + 15 O2 = 14 CO2 + 6 H2O
HClO3 + C2O4H2 = HCl + CO2 + H2O =>
HClO3 + 3 C2O4H2 = HCl + 6 CO2 + 3 H2O
K2C2O4*H2O + FeCl3*6H2O = FeK3(C2O4)3*3H2O + KCl + H2O =>
3 K2C2O4*H2O + FeCl3*6H2O = FeK3(C2O4)3*3H2O + 3 KCl + 6 H2O
CuSO4*5H2O = CuSO4 + H2O =>
CuSO4*5H2O = CuSO4 + 5 H2O
K4Fe(CN)6 + H2SO4 + H2O = K2SO4 + FeSO4 + (NH4)2SO4 + CO =>
K4Fe(CN)6 + 6 H2SO4 + 6 H2O = 2 K2SO4 + FeSO4 + 3(NH4)2SO4 + 6 CO
Ca(OH)2(aq) + HCl(g) = CaCl2(aq) + H2O(l) =>
Ca(OH)2(aq) + 2 HCl(g) = CaCl2(aq) + 2 H2O(l)
Rb2CO3 = CO2 + Rb + O2 =>
2 Rb2CO3 = 2 CO2 + 4 Rb + O2
IO2{3-} + SO2 + H{+} = I2 + SO4{2-} + H2O =>
2 IO2{3-} + SO2 + 4 H{+} = I2 + SO4{2-} + 2 H2O
K2SO3 + HCl = SO3 + KCl + H2 =>
K2SO3 + 2 HCl = SO3 + 2 KCl + H2
NH4Cl + CH3COOH + NaOH = C7H11NO6Na4 + HCl + H2O =>
2 NH4Cl + 7 CH3COOH + 8 NaOH = 2 C7H11NO6Na4 + 2 HCl + 10 H2O
(CH3(CH2)2(CH3))(g) + O2(g) = CO2(g) + H2O(g) =>
2(CH3(CH2)2(CH3))(g) + 13 O2(g) = 8 CO2(g) + 10 H2O(g)
HNO3 + NaOH = NaNO3 + H2O =>
HNO3 + NaOH = NaNO3 + H2O
Na2CO3(aq) + CoCl2 = Na2Cl2 + CoCO3 =>
Na2CO3(aq) + CoCl2 = Na2Cl2 + CoCO3
Fe(OH)2 = Fe + OH =>
Fe(OH)2 = Fe + 2 OH
BaCl2 + Na2SO4 = BaSO4 + NaCl =>
BaCl2 + Na2SO4 = BaSO4 + 2 NaCl
CH3CH2COOH + CH3ONa = CH3CH2COONa + CH3OH =>
CH3CH2COOH + CH3ONa = CH3CH2COONa + CH3OH
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