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2 BeO = 2 Be + O2
Na2Cr2O7 + H2SO4 + NaBr = Cr2(SO4)3 + Br2 + NaSO4 + H2O =>
Na2Cr2O7 + 7 H2SO4 + 2 NaBr = Cr2(SO4)3 + Br2 + 4 NaSO4 + 7 H2O
Na2O + CaO = Na2CaO2 =>
Na2O + CaO = Na2CaO2
NaCO3 = Na2O + CO2 + O2 =>
4 NaCO3 = 2 Na2O + 4 CO2 + O2
K2SiO3 + HCl + H2O = KCl + H4SiO4 =>
K2SiO3 + 2 HCl + H2O = 2 KCl + H4SiO4
B(OCH3)3 + O2 = B2O3 + CO2 + H2O =>
2 B(OCH3)3 + 9 O2 = B2O3 + 6 CO2 + 9 H2O
Br + HI = H2 + BrI =>
2 Br + 2 HI = H2 + 2 BrI
H2SO4 + NaCI = Na2SO4 + HCI =>
H2SO4 + 2 NaCI = Na2SO4 + 2 HCI
Cd + CuF2 = CdF + Cu =>
2 Cd + CuF2 = 2 CdF + Cu
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
CaO + Na2O = CaNa2O2 =>
CaO + Na2O = CaNa2O2
Ag + H2S + O2 = Ag2S + H2O =>
4 Ag + 2 H2S + O2 = 2 Ag2S + 2 H2O
Cr + Te = CrTe =>
Cr + Te = CrTe
HCOOH + Mg = HCOOMg + H2 =>
2 HCOOH + 2 Mg = 2 HCOOMg + H2
KOH + H3AsO4 = K2HAsO4 + H2O =>
2 KOH + H3AsO4 = K2HAsO4 + 2 H2O
Na + CO2 = NaC + O2 =>
Na + CO2 = NaC + O2
C10H22 + H2O = CH4 + CO =>
C10H22 + 3 H2O = 7 CH4 + 3 CO
BaSO3 + H2O = H2SO3 + BaO =>
BaSO3 + H2O = H2SO3 + BaO
Zn + FeCl3 = ZnCl2 + Fe =>
3 Zn + 2 FeCl3 = 3 ZnCl2 + 2 Fe
NH3 + C2H2O4 = C2H8N2O4 =>
2 NH3 + C2H2O4 = C2H8N2O4
Pb(SO)3 + O2 = PbO + SO2 =>
Pb(SO)3 + 2 O2 = PbO + 3 SO2
BrH = Br2 + H2 =>
2 BrH = Br2 + H2
Na(s) + F(g) = NaF =>
Na(s) + F(g) = NaF
Zn + Fe(C2H3O2)2 = Zn(C2H3O2)2 + Fe =>
Zn + Fe(C2H3O2)2 = Zn(C2H3O2)2 + Fe
HI + FeO = HIO3 + Fe =>
HI + 3 FeO = HIO3 + 3 Fe
HCl + NaOH = NaCl + H2O =>
HCl + NaOH = NaCl + H2O
Fe + AlCl3 = FeCl + Al3 =>
9 Fe + 3 AlCl3 = 9 FeCl + Al3
KIOKI = K2OI2 =>
KIOKI = K2OI2
KNO3 + S8 = SO2 + K2O + N2O3 =>
16 KNO3 + S8 = 8 SO2 + 8 K2O + 8 N2O3
Cu + Cl2 = CuCl4 =>
Cu + 2 Cl2 = CuCl4
BaSO3 + H2O = H2SO3 + BaO =>
BaSO3 + H2O = H2SO3 + BaO
K2O + Zn(OH)2 = ZnO + KOH =>
K2O + Zn(OH)2 = ZnO + 2 KOH
BaCl2 + KIO3 = O2 + KCl + BaI2 =>
BaCl2 + 2 KIO3 = 3 O2 + 2 KCl + BaI2
W + O2 = WO3 =>
2 W + 3 O2 = 2 WO3
K + Al(OH)3 = K(OH)3 + Al =>
K + Al(OH)3 = K(OH)3 + Al
NH3 = N2 + H4 =>
4 NH3 = 2 N2 + 3 H4
NaOH + NaCrO2 + Cl2 = Na2CrO4 + NaCl + H2O =>
8 NaOH + 2 NaCrO2 + 3 Cl2 = 2 Na2CrO4 + 6 NaCl + 4 H2O
Fe(OH)3 + SO3 = Fe(OH)3SO3 =>
Fe(OH)3 + SO3 = Fe(OH)3SO3
Fe + CuHPO4 = FeHPO4 + Cu =>
Fe + CuHPO4 = FeHPO4 + Cu
P789 + I = PI3 =>
P789 + 2367 I = 789 PI3
BeO = Be + O2 =>
2 BeO = 2 Be + O2
Na2CrO4 + Na2PbO2 + NaOH = Na3CrO3 + Na2PbO3 + H2O =>
2 Na2CrO4 + 3 Na2PbO2 + 2 NaOH = 2 Na3CrO3 + 3 Na2PbO3 + H2O
Cu + HCI = CuCI + H =>
Cu + HCI = CuCI + H
C17H33COOH + C4H9OH = C17H33COOC4H9 + H2O =>
C17H33COOH + C4H9OH = C17H33COOC4H9 + H2O
BaCl + KOH = Ba(OH)2 + K2Cl =>
BaCl + 2 KOH = Ba(OH)2 + K2Cl
FeS2 + H2 = Fe + H2S =>
FeS2 + 2 H2 = Fe + 2 H2S
K3CrO4 + HCl = K2CrO4 + Cr2O3 + H2O + KCl =>
6 K3CrO4 + 10 HCl = 4 K2CrO4 + Cr2O3 + 5 H2O + 10 KCl
Na2N2O2 + KMnO4 + H2O = NaNO3 + MnO2 + KOH =>
3 Na2N2O2 + 8 KMnO4 + 4 H2O = 6 NaNO3 + 8 MnO2 + 8 KOH
C10H22 + H2O = CH4 + CO2 =>
4 C10H22 + 18 H2O = 31 CH4 + 9 CO2
NaNO2HBr = NaBrHNO2 =>
NaNO2HBr = NaBrHNO2
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