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SiO2 + 4 HF = SiF4 + 2 H2O
Ni(NO3)2 + KOH = Ni(OH)2 + KNO3 =>
Ni(NO3)2 + 2 KOH = Ni(OH)2 + 2 KNO3
C + H2 + Cl2 = CHCl3 =>
2 C + H2 + 3 Cl2 = 2 CHCl3
Zn + O2 = ZnO2 =>
Zn + O2 = ZnO2
AgNO3 + KClO3 = AgClO3 + KNO3 =>
AgNO3 + KClO3 = AgClO3 + KNO3
K2CrO4 + H2SO4 = K2Cr2O7 + K2SO4 + H2O =>
2 K2CrO4 + H2SO4 = K2Cr2O7 + K2SO4 + H2O
Pb + Br2 = PbBr4 =>
Pb + 2 Br2 = PbBr4
Cu + HNO3 = Cu(NO3)2 + NO2 + H2O =>
Cu + 4 HNO3 = Cu(NO3)2 + 2 NO2 + 2 H2O
Fe + H2SO4 = Fe2(SO4)3 + H2 =>
2 Fe + 3 H2SO4 = Fe2(SO4)3 + 3 H2
Na + HNO3 = NaNO3 + N2O + H2O =>
8 Na + 10 HNO3 = 8 NaNO3 + N2O + 5 H2O
Au2(SO4)3 + Ba = Au + Ba(SO4)2 =>
2 Au2(SO4)3 + 3 Ba = 4 Au + 3 Ba(SO4)2
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
CdO + H2 = Cd + H2O =>
CdO + H2 = Cd + H2O
Bi184Dy16Se300 = Bi + Dy + Se =>
Bi184Dy16Se300 = 184 Bi + 16 Dy + 300 Se
C9H11O2N + KMnO4 + KOH = C7H4O4NK + K2MnO4 + H2O + CO2 =>
C9H11O2N + 18 KMnO4 + 19 KOH = C7H4O4NK + 18 K2MnO4 + 13 H2O + 2 CO2
Ca + HNO3 = N2 + H2O + Ca(NO3)2 =>
5 Ca + 12 HNO3 = N2 + 6 H2O + 5 Ca(NO3)2
C5H10O5 + O2 = CO2 + H20 =>
2 C5H10O5 + 5 O2 = 10 CO2 + H20
HNO3 + H2S = S + NO + H2O =>
2 HNO3 + 3 H2S = 3 S + 2 NO + 4 H2O
K2CO3 + NO2 = KNO3 + KNO2 + CO2 =>
K2CO3 + 2 NO2 = KNO3 + KNO2 + CO2
CrCl3 + NaBiO3 + NaOH + H2O = Na2CrO4 + Bi(OH)3 + NaCl =>
2 CrCl3 + 3 NaBiO3 + 7 NaOH + H2O = 2 Na2CrO4 + 3 Bi(OH)3 + 6 NaCl
Zn + HNO3 = Zn(NO3)2 + NH4NO3 + H2O =>
4 Zn + 10 HNO3 = 4 Zn(NO3)2 + NH4NO3 + 3 H2O
NO(g) + O2(g) = NO2(g) =>
2 NO(g) + O2(g) = 2 NO2(g)
Pb3O4 + HCl = PbCl2 + H2O + Cl2 =>
Pb3O4 + 8 HCl = 3 PbCl2 + 4 H2O + Cl2
P4 + O2 = P2O3 =>
P4 + 3 O2 = 2 P2O3
Zn + HNO3 = Zn(NO3)2 + NH4NO3 + H2O =>
4 Zn + 10 HNO3 = 4 Zn(NO3)2 + NH4NO3 + 3 H2O
Na + Cl2 = NaCl =>
2 Na + Cl2 = 2 NaCl
H2O + Cl2 = HCl + O2 =>
2 H2O + 2 Cl2 = 4 HCl + O2
C6H5CH3 + KMNO4 = C6H5COOK + MNO2 + KOH + H2O =>
C6H5CH3 + 2 KMNO4 = C6H5COOK + 2 MNO2 + KOH + H2O
Fe + NaOH = Fe(NaOH)3 =>
Fe + 3 NaOH = Fe(NaOH)3
C7H6O + K2Cr2O7 + H2SO4 = C7H6O2 + Cr(SO4)3 + K2SO4 + H20 =>
70 C7H6O + 10 K2Cr2O7 + 70 H2SO4 = 70 C7H6O2 + 20 Cr(SO4)3 + 10 K2SO4 + 7 H20
Na + S2 = NaS2 =>
Na + S2 = NaS2
SnO2 + H2O = Sn(OH)4 =>
SnO2 + 2 H2O = Sn(OH)4
Ca(HCO3)2(s) = CaO(s) + H2O(g) + CO2(g) =>
Ca(HCO3)2(s) = CaO(s) + H2O(g) + 2 CO2(g)
NaBr + Cl2 = NaCl + Br2 =>
2 NaBr + Cl2 = 2 NaCl + Br2
NaHCO3 = Na2CO3 + H2O + CO2 =>
2 NaHCO3 = Na2CO3 + H2O + CO2
Pb(OH)2 + HCl = H2O + PbCl2 =>
Pb(OH)2 + 2 HCl = 2 H2O + PbCl2
Cu + HNO3 = Cu(NO3)2 + NO + H2O =>
3 Cu + 8 HNO3 = 3 Cu(NO3)2 + 2 NO + 4 H2O
NH4Cl + CaOH = NH3 + H2O + CaCl =>
NH4Cl + CaOH = NH3 + H2O + CaCl
HPO3 + H2O = H3PO4 =>
HPO3 + H2O = H3PO4
Mg3N2 + H2O = Mg(OH)2 + NH3 =>
Mg3N2 + 6 H2O = 3 Mg(OH)2 + 2 NH3
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
HNO3 + H2S = NO2 + H2O + S =>
2 HNO3 + H2S = 2 NO2 + 2 H2O + S
NH4Cl + CaOH = NH3 + H2O + CaCl =>
NH4Cl + CaOH = NH3 + H2O + CaCl
CaO + H2O = Ca(OH)2 =>
CaO + H2O = Ca(OH)2
SO3 + Ca(OH)2 = CaSO4 + H2O =>
SO3 + Ca(OH)2 = CaSO4 + H2O
P + HNO3 = NO2 + H2O + H3PO4 =>
P + 5 HNO3 = 5 NO2 + H2O + H3PO4
C2H2 + N2Cl4 = C(Cl4) + N2 + H2 =>
C2H2 + 2 N2Cl4 = 2 C(Cl4) + 2 N2 + H2
HCHO + CaOH = H2O + CaCHO =>
HCHO + CaOH = H2O + CaCHO
Ae + HNO3 = Ae(NO3)3 + NH4NO3 + H2O =>
8 Ae + 30 HNO3 = 8 Ae(NO3)3 + 3 NH4NO3 + 9 H2O
Na2CO3 + HCl = NaCl + CO2 + H2O =>
Na2CO3 + 2 HCl = 2 NaCl + CO2 + H2O
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