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2 Cr + 6 NaOH + 6 H2O = 2 Na3[Cr(OH)6] + 3 H2
CH4 + O2 = CO2 + H20 =>
5 CH4 + 5 O2 = 5 CO2 + H20
NaBr + Cl2 = NaCl2 + Br2 =>
2 NaBr + 2 Cl2 = 2 NaCl2 + Br2
BaO + H2SO4 = BaSO4 + H2O =>
BaO + H2SO4 = BaSO4 + H2O
Cu(OH)2 + H2SO4 = Cu(SO4) + H2O =>
Cu(OH)2 + H2SO4 = Cu(SO4) + 2 H2O
P4O10 + H2O = H3PO4 =>
P4O10 + 6 H2O = 4 H3PO4
Mg + O2 = MgO =>
2 Mg + O2 = 2 MgO
CU + HSO4 = CUSO4 + H2O + SO2 =>
3 CU + 4 HSO4 = 3 CUSO4 + 2 H2O + SO2
Mg + O2 = MgO =>
2 Mg + O2 = 2 MgO
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
H2So4 + LiOH = Li2So4 + H2O =>
H2So4 + 2 LiOH = Li2So4 + 2 H2O
CuO + H2SO4 = CuSO4 + H2O =>
CuO + H2SO4 = CuSO4 + H2O
C6H5CH3 + O2 = CO2 + H2O =>
C6H5CH3 + 9 O2 = 7 CO2 + 4 H2O
S + KMnO4 = K2SO4 + MnO2 =>
S + 2 KMnO4 = K2SO4 + 2 MnO2
C2H2 + O2 = CO + H2O =>
2 C2H2 + 3 O2 = 4 CO + 2 H2O
SO2 + NaSO3 = SO3 + NaSO2 =>
SO2 + NaSO3 = SO3 + NaSO2
CH3CH2OH + KMnO4 = CH3COOH + H2O + MnO2 + KOH =>
3 CH3CH2OH + 4 KMnO4 = 3 CH3COOH + H2O + 4 MnO2 + 4 KOH
B + O2 = B2O3 =>
4 B + 3 O2 = 2 B2O3
NH4CL + NAOH = NH3 + H2O + NACL =>
NH4CL + NAOH = NH3 + H2O + NACL
Li + OH = LiOH =>
Li + OH = LiOH
As2O3 + C = CO2 + As =>
2 As2O3 + 3 C = 3 CO2 + 4 As
KCLO3 = KCLO2 + O2 =>
2 KCLO3 = 2 KCLO2 + O2
Zn + H2SO4 = ZnSO4 + H2 =>
Zn + H2SO4 = ZnSO4 + H2
HNO3 + NaOH = H2O + NaNO3 =>
HNO3 + NaOH = H2O + NaNO3
SO2 + O2 = SO3 =>
2 SO2 + O2 = 2 SO3
N2 + O2 = N2O5 =>
2 N2 + 5 O2 = 2 N2O5
Zn + HCl = ZnCl2 + H2 =>
Zn + 2 HCl = ZnCl2 + H2
K2Cr2O7 + H2SO4 = K2SO4 + Cr2(SO4)3 + H2O + O2 =>
2 K2Cr2O7 + 8 H2SO4 = 2 K2SO4 + 2 Cr2(SO4)3 + 8 H2O + 3 O2
S + HNO3 = H2SO4 + NO =>
S + 2 HNO3 = H2SO4 + 2 NO
Ca(OH)2 + H3(PO4) = H2O + Ca3(PO4)2 =>
3 Ca(OH)2 + 2 H3(PO4) = 6 H2O + Ca3(PO4)2
Cu(OH)2 + H2SO4 = (CuOH)2SO4 + H2O =>
2 Cu(OH)2 + H2SO4 = (CuOH)2SO4 + 2 H2O
SN + H2SO4 = SNSO4 + H2 =>
SN + H2SO4 = SNSO4 + H2
P2O3 + O2 = P2O5 =>
P2O3 + O2 = P2O5
Fe + S = FeS =>
Fe + S = FeS
CH3CHO + Ag2O = CH3COOH + Ag =>
CH3CHO + Ag2O = CH3COOH + 2 Ag
Cs + OH = CsOH =>
Cs + OH = CsOH
Hg + H2SO4 = HgSO4 + SO2 + H2O =>
Hg + 2 H2SO4 = HgSO4 + SO2 + 2 H2O
AgF + H2O = Ag2O + HF =>
2 AgF + H2O = Ag2O + 2 HF
NaIO3 + SO2 + H20 = NaHSO4 + H2SO4 + I2 =>
10 NaIO3 + 15 SO2 + H20 = 10 NaHSO4 + 5 H2SO4 + 5 I2
KOH + Cl2 = KClO3 + KCl + H2O =>
6 KOH + 3 Cl2 = KClO3 + 5 KCl + 3 H2O
Fe + O2 = FeO =>
2 Fe + O2 = 2 FeO
HSO4 + NaOH = H2O + NaSO4 =>
HSO4 + NaOH = H2O + NaSO4
Cs + Cl = CsCl =>
Cs + Cl = CsCl
Zn + AgNO3 = Zn(NO3)2 + Ag =>
Zn + 2 AgNO3 = Zn(NO3)2 + 2 Ag
CH3CHO + KMnO4 = CO2 + H2O + MnO2 + KOH =>
3 CH3CHO + 10 KMnO4 = 6 CO2 + H2O + 10 MnO2 + 10 KOH
S + O2 = S2O2 =>
2 S + O2 = S2O2
Ca(OH)2 + CO2 = CaCO3 + H2O =>
Ca(OH)2 + CO2 = CaCO3 + H2O
SO2 + Cl2 = OSCl2 + Cl2O =>
SO2 + 2 Cl2 = OSCl2 + Cl2O
P4O10 + H2O = H3PO4 =>
P4O10 + 6 H2O = 4 H3PO4
AgNO3 + Cu = Ag + Cu(NO3)2 =>
2 AgNO3 + Cu = 2 Ag + Cu(NO3)2
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