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2 KMnO4 + 3(NH4)2SO3 = 2(NH4)2SO4 + K2SO4 + 2 MnO2 + 2 NH3 + H2O
Si + C = SiC =>
Si + C = SiC
SO2(g) + H2(g) = H2S(g) + H2O(g) =>
SO2(g) + 3 H2(g) = H2S(g) + 2 H2O(g)
Cs(s) + H2O = CsOH(s) + H2(g) =>
2 Cs(s) + 2 H2O = 2 CsOH(s) + H2(g)
B(s) + O2(g) = B2O3 =>
4 B(s) + 3 O2(g) = 2 B2O3
I + NaOH = NaI + NaIO + H2O =>
2 I + 2 NaOH = NaI + NaIO + H2O
Cr2O3 + KNO3 = K2Cr2O7 + NO =>
Cr2O3 + 2 KNO3 = K2Cr2O7 + 2 NO
H2S + OH{-} = S{2-} + H2O =>
H2S + 2 OH{-} = S{2-} + 2 H2O
C + H2(g) = CH4(g) =>
C + 2 H2(g) = CH4(g)
CaSO4 + SIO2 + C = CaSIO3 + CO + S =>
CaSO4 + SIO2 + 3 C = CaSIO3 + 3 CO + S
H3C6H5O7 + KOH = K3C6H5O7 + HOH =>
H3C6H5O7 + 3 KOH = K3C6H5O7 + 3 HOH
Fe(C2O4)3 = FeC2O4 + CO2 =>
Fe(C2O4)3 = FeC2O4 + 4 CO2
KMnO4 + CH3CH2OH + NaOH = Na2MnO4 + CH3COOH + H2O + KOH =>
4 KMnO4 + CH3CH2OH + 8 NaOH = 4 Na2MnO4 + CH3COOH + 3 H2O + 4 KOH
HNO3(aq) + Ca(OH)2(aq) = Ca(NO3)2(s) + H2O(l) =>
2 HNO3(aq) + Ca(OH)2(aq) = Ca(NO3)2(s) + 2 H2O(l)
AgI + F2 = AgF + I2 =>
2 AgI + F2 = 2 AgF + I2
Mo + H2SO4 = Mo(SO4)2 + H2S + H2O =>
2 Mo + 5 H2SO4 = 2 Mo(SO4)2 + H2S + 4 H2O
C + S = CS2 =>
C + 2 S = CS2
{226}Rn{88} = {226}Ra{86} =>
{226}Rn{88} = {226}Ra{86}
CrCl3 + Br2 + KOH = K2CrO4 + KBr + KCl + H2O =>
2 CrCl3 + 3 Br2 + 16 KOH = 2 K2CrO4 + 6 KBr + 6 KCl + 8 H2O
H2SO4 + NaOH = Na2SO4 + H2O =>
H2SO4 + 2 NaOH = Na2SO4 + 2 H2O
K2MnO4 + H2O2 = MnO2 + KOH + HO2 =>
K2MnO4 + 2 H2O2 = MnO2 + 2 KOH + 2 HO2
Ca(OH)2 + NaOH = Na2CaO2 + H2O =>
Ca(OH)2 + 2 NaOH = Na2CaO2 + 2 H2O
Cu2NO3 + NaOH = Cu2OH + NaNO3 =>
Cu2NO3 + NaOH = Cu2OH + NaNO3
Na + S + O2 = NaSO =>
2 Na + 2 S + O2 = 2 NaSO
Na2SIO3 + H2O = H2SIO3 + NaOH =>
Na2SIO3 + 2 H2O = H2SIO3 + 2 NaOH
FeCl3 + NaHCO3 = CO2 + Fe(OH)3 + NaCl =>
FeCl3 + 3 NaHCO3 = 3 CO2 + Fe(OH)3 + 3 NaCl
CH3CHO + Ag(NH3)2OH = CH3COOH + Ag + NH3 + H2O =>
CH3CHO + 2 Ag(NH3)2OH = CH3COOH + 2 Ag + 4 NH3 + H2O
KHSO4 + Al(OH)3 = K2SO4 + KAl(SO4)2 + H2O =>
3 KHSO4 + Al(OH)3 = K2SO4 + KAl(SO4)2 + 3 H2O
W + O2 = W2O5 =>
4 W + 5 O2 = 2 W2O5
SO3 + HCl = H2SO3 + Cl2 =>
SO3 + 2 HCl = H2SO3 + Cl2
Mg + LiF = MgF2 + Li =>
Mg + 2 LiF = MgF2 + 2 Li
Cu(OH)2 + NaOH = Na2Cu(OH)4 =>
Cu(OH)2 + 2 NaOH = Na2Cu(OH)4
HCl(l) + NaOH(aq) = NaCl(s) + H2O(g) =>
HCl(l) + NaOH(aq) = NaCl(s) + H2O(g)
Cu(SO4) + KI = CuI + I2 + K2(SO4) =>
2 Cu(SO4) + 4 KI = 2 CuI + I2 + 2 K2(SO4)
Na2B4O7 + H2O = NaB(OH)4 + H3BO3 =>
Na2B4O7 + 7 H2O = 2 NaB(OH)4 + 2 H3BO3
Ba(OH)2 + H3AsO4 = Ba3(AsO4)2 + H2O =>
3 Ba(OH)2 + 2 H3AsO4 = Ba3(AsO4)2 + 6 H2O
AgNO3(aq) + Na2CO3(aq) = Ag2CO3(aq) + NaNO3(aq) =>
2 AgNO3(aq) + Na2CO3(aq) = Ag2CO3(aq) + 2 NaNO3(aq)
PB(OH)2 + HCl = H2O + PBOHCl =>
PB(OH)2 + HCl = H2O + PBOHCl
Na2CO3 + HCl(aq) = NaCl(aq) + H2O + CO2(g) =>
Na2CO3 + 2 HCl(aq) = 2 NaCl(aq) + H2O + CO2(g)
Ni + Al = Al3Ni =>
Ni + 3 Al = Al3Ni
Li + Sn2(SO3)4 = Li2SO3 + Sn =>
8 Li + Sn2(SO3)4 = 4 Li2SO3 + 2 Sn
Na2S2O3 + Cl2 + H2O = H2SO4 + NaCl + HCl =>
Na2S2O3 + 4 Cl2 + 5 H2O = 2 H2SO4 + 2 NaCl + 6 HCl
Cr + Pb{2+} = Pb + Cr{3+} =>
2 Cr + 3 Pb{2+} = 3 Pb + 2 Cr{3+}
C6H14 + O2 = CO2 + HOH =>
2 C6H14 + 19 O2 = 12 CO2 + 14 HOH
C6H8O7 + Fe = Fe3(C6H5O7)2 + H2 =>
2 C6H8O7 + 3 Fe = Fe3(C6H5O7)2 + 3 H2
MgI2 + H2O = MgO + HI =>
MgI2 + H2O = MgO + 2 HI
CuSO4 + KBr = CuBr2 + K2SO4 =>
CuSO4 + 2 KBr = CuBr2 + K2SO4
NaI = Na + I2 =>
2 NaI = 2 Na + I2
Fe(OH)2 + HI = FeI2 + H2O =>
Fe(OH)2 + 2 HI = FeI2 + 2 H2O
NH2 = N2 + H2 =>
2 NH2 = N2 + 2 H2
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