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3 Hf + N2 = Hf3N2
KI + H2O = H2 + I2 + KOH =>
2 KI + 2 H2O = H2 + I2 + 2 KOH
PCl5 + H2O = H3PO4 + HCl =>
PCl5 + 4 H2O = H3PO4 + 5 HCl
KClO3 = KCl + O2 =>
2 KClO3 = 2 KCl + 3 O2
I2 + Fe2 = I2Fe =>
2 I2 + Fe2 = 2 I2Fe
Al(NO3)3 + NaOH = Al(OH)3 + NaNO3 =>
Al(NO3)3 + 3 NaOH = Al(OH)3 + 3 NaNO3
C2H4(s) + O2(g) = C6H12O11(s) =>
6 C2H4(s) + 11 O2(g) = 2 C6H12O11(s)
Si + NaOH + H2O = NaSiO3 + H2 =>
2 Si + 2 NaOH + 4 H2O = 2 NaSiO3 + 5 H2
BF3 + Li2SO3 = B2(SO3)3 + LiF =>
2 BF3 + 3 Li2SO3 = B2(SO3)3 + 6 LiF
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
Ag2S = Ag + S8 =>
8 Ag2S = 16 Ag + S8
Cu(OH)2 + Ag2CO3 = CuCO3 + AgOH =>
Cu(OH)2 + Ag2CO3 = CuCO3 + 2 AgOH
K + MgBr = KBr + Mg =>
K + MgBr = KBr + Mg
OHNa = NaOH =>
OHNa = NaOH
CH4 + Cl2 = CCl4 + HCl =>
CH4 + 4 Cl2 = CCl4 + 4 HCl
Fe + K4[Fe(CN)6] = Fe2[Fe(CN)6] + K =>
2 Fe + K4[Fe(CN)6] = Fe2[Fe(CN)6] + 4 K
Na + Fe2O3 = Na2O + Fe =>
6 Na + Fe2O3 = 3 Na2O + 2 Fe
CaCl2K3(PO4) = Ca(PO4)K3Cl2 =>
CaCl2K3(PO4) = Ca(PO4)K3Cl2
HClO4 + P4O10 = H3PO4 + Cl2O7 =>
12 HClO4 + P4O10 = 4 H3PO4 + 6 Cl2O7
C10H15N + O2 = CO2 + H2O + N2 =>
4 C10H15N + 55 O2 = 40 CO2 + 30 H2O + 2 N2
NaCl + AgNO3 = NaNO3 + AgCl =>
NaCl + AgNO3 = NaNO3 + AgCl
C2H5OH + KOH = C2H5OKH2O =>
C2H5OH + KOH = C2H5OKH2O
P4 + NaOH + H2O = PH3 + Na2(PHPO3) =>
3 P4 + 8 NaOH + 4 H2O = 4 PH3 + 4 Na2(PHPO3)
Cr2O3(g) + N2(g) + H2O(g) = (NH4)2Cr2O7(s) =>
Cr2O3(g) + N2(g) + 4 H2O(g) = (NH4)2Cr2O7(s)
Rb + RbNO3 = Rb2O + N2 =>
10 Rb + 2 RbNO3 = 6 Rb2O + N2
AlBr3 + KOH = Al(OH)3 + KBr =>
AlBr3 + 3 KOH = Al(OH)3 + 3 KBr
F(OH)3 = F2O3 + H2O =>
2 F(OH)3 = F2O3 + 3 H2O
NH3 + CuO = Cu + N2 + H2O =>
2 NH3 + 3 CuO = 3 Cu + N2 + 3 H2O
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
CuCl + NaOH = Cu2O + NaCl + H2O =>
2 CuCl + 2 NaOH = Cu2O + 2 NaCl + H2O
HgO = Hg + O =>
HgO = Hg + O
H2SO4 + NaOH = Na2SO4 + H2O =>
H2SO4 + 2 NaOH = Na2SO4 + 2 H2O
Al + NaOH = Na3AlO3 + H2 =>
2 Al + 6 NaOH = 2 Na3AlO3 + 3 H2
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
Na + Fe2O3 = Na2O + Fe =>
6 Na + Fe2O3 = 3 Na2O + 2 Fe
C7H17 + O2 = CO2 + H2O =>
4 C7H17 + 45 O2 = 28 CO2 + 34 H2O
KMnO4 + Na2S2O5 + H2SO4 = Na2SO4 + MnSO4 + K2SO4 + H2O =>
4 KMnO4 + 5 Na2S2O5 + H2SO4 = 5 Na2SO4 + 4 MnSO4 + 2 K2SO4 + H2O
Ba + H2 = Ba(H)2 =>
Ba + H2 = Ba(H)2
K4Fe(CN)6 + KMnO4 + H2SO4 = KHSO4 + Fe2(SO4)3 + MnSO4 + HNO + CO2 + H2O =>
10 K4Fe(CN)6 + 74 KMnO4 + 203 H2SO4 = 114 KHSO4 + 5 Fe2(SO4)3 + 74 MnSO4 + 60 HNO + 60 CO2 + 116 H2O
HCl + K2CO3 = KCl + H2O + CO2 =>
2 HCl + K2CO3 = 2 KCl + H2O + CO2
FeBr3 + Ca = CaBr2 + Fe =>
2 FeBr3 + 3 Ca = 3 CaBr2 + 2 Fe
CH3CHO + NaOCl + NaOH = CH3COONa + NaCl + H2O =>
CH3CHO + NaOCl + NaOH = CH3COONa + NaCl + H2O
MnO2K2CO3KNO3 = K2MnO4KNO2CO2 =>
MnO2K2CO3KNO3 = K2MnO4KNO2CO2
C4H6 + KMnO4 + H2O = C4H6(OH)2 + MnO2 + KOH =>
3 C4H6 + 2 KMnO4 + 4 H2O = 3 C4H6(OH)2 + 2 MnO2 + 2 KOH
HgNO32 = HgO + NO2 + O2 =>
2 HgNO32 = 2 HgO + 2 NO2 + 29 O2
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
C2H6O(i) + O2(g) = CO2(g) + H2O(v) =>
C2H6O(i) + 3 O2(g) = 2 CO2(g) + 3 H2O(v)
I3{-} + Na2S2O3 = I{-} + Na2S4O6 + Na{+} =>
I3{-} + 2 Na2S2O3 = 3 I{-} + Na2S4O6 + 2 Na{+}
S + Mm + Or = S2MmOr3 =>
2 S + Mm + 3 Or = S2MmOr3
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