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ZnO + 2 HNO3 = Zn(NO3)2 + H2O
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
KCLO3 = KCL + O2 =>
2 KCLO3 = 2 KCL + 3 O2
Li2CO3 + HNO3 = LiNO3 + H2O + CO2 =>
Li2CO3 + 2 HNO3 = 2 LiNO3 + H2O + CO2
K + H2O = H2 + KOH =>
2 K + 2 H2O = H2 + 2 KOH
S + HNO3 = H2SO4 + NO =>
S + 2 HNO3 = H2SO4 + 2 NO
A + B = A2B3 =>
2 A + 3 B = A2B3
Na2O(s) + P4O10(s) = Na3PO4(s) =>
6 Na2O(s) + P4O10(s) = 4 Na3PO4(s)
Na + H2 = NaH =>
2 Na + H2 = 2 NaH
Co(OH)3 + H2SO4 = Co2(SO4)3 + H2O =>
2 Co(OH)3 + 3 H2SO4 = Co2(SO4)3 + 6 H2O
CaCO3 = CaO + CO2 =>
CaCO3 = CaO + CO2
KCIO3 = KCI + O2 =>
2 KCIO3 = 2 KCI + 3 O2
Pb(NO3)2 = PbO + NO2 + O2 =>
2 Pb(NO3)2 = 2 PbO + 4 NO2 + O2
HCH2CHCO2 + NaOH = NaCH2CHCO2 + H2O =>
HCH2CHCO2 + NaOH = NaCH2CHCO2 + H2O
Br2 + KOH = KBr + KBrO3 + H2O =>
3 Br2 + 6 KOH = 5 KBr + KBrO3 + 3 H2O
NaNO3 + KCl = NaCl + KNO3 =>
NaNO3 + KCl = NaCl + KNO3
Ni(OH)2 + H3PO4 = Ni3(PO4)2 + H2O =>
3 Ni(OH)2 + 2 H3PO4 = Ni3(PO4)2 + 6 H2O
A2 + B3 = A2B3 =>
A2 + B3 = A2B3
water = hydrogen + oxygen =>
2 H2O = 2 H2 + O2
CH3NH2 + H2O = CH3NH3 + OH =>
CH3NH2 + H2O = CH3NH3 + OH
H2O2 = H2O + O2 =>
2 H2O2 = 2 H2O + O2
A2 + X3 = A2X3 =>
A2 + X3 = A2X3
C2H2Cl4 + Ca(OH)2 = C2HCl3 + CaCl2 + H2O =>
2 C2H2Cl4 + Ca(OH)2 = 2 C2HCl3 + CaCl2 + 2 H2O
Ca3(PO4)2 + SiO2 + C = CaSiO3 + CO + P =>
Ca3(PO4)2 + 3 SiO2 + 5 C = 3 CaSiO3 + 5 CO + 2 P
H2 + I2 = HI =>
H2 + I2 = 2 HI
A2 + X2 = A2X3 =>
2 A2 + 3 X2 = 2 A2X3
Ca(HCO3)2 + HCl = CaCl2 + H2O + CO2 =>
Ca(HCO3)2 + 2 HCl = CaCl2 + 2 H2O + 2 CO2
MG + HCl = MGCl2 + H2 =>
MG + 2 HCl = MGCl2 + H2
NaBr + H3PO4 = Na3PO4 + HBr =>
3 NaBr + H3PO4 = Na3PO4 + 3 HBr
CH4 + O2 = CO + H2O =>
2 CH4 + 3 O2 = 2 CO + 4 H2O
H3PO4 = H4P2O7 + H2O =>
2 H3PO4 = H4P2O7 + H2O
Al(NO3)2 = Al2O3 + NO2 + O2 =>
4 Al(NO3)2 = 2 Al2O3 + 8 NO2 + O2
NaNO3 + KCl = NaCl + KNO3 =>
NaNO3 + KCl = NaCl + KNO3
SO3 + NaOH = Na2SO4 + H2O =>
SO3 + 2 NaOH = Na2SO4 + H2O
H2 + Cl = HCl =>
H2 + 2 Cl = 2 HCl
C12H22O11 + O2 = CO2 + H2O =>
C12H22O11 + 12 O2 = 12 CO2 + 11 H2O
CuZn + HCl = CuCl + Zn + H =>
CuZn + HCl = CuCl + Zn + H
C4H10 + O2 = CO2 + H2O =>
2 C4H10 + 13 O2 = 8 CO2 + 10 H2O
HC2H3O2 + KOH = KC2H3O2 + H2O =>
HC2H3O2 + KOH = KC2H3O2 + H2O
Ag2S = Ag + S8 =>
8 Ag2S = 16 Ag + S8
KMnO4 + KNO2 + H20 = Mn2O3 + KNO3 + KOH =>
20 KMnO4 + 30 KNO2 + H20 = 10 Mn2O3 + 30 KNO3 + 20 KOH
Fe2O3 + CO = CO2 + Fe =>
Fe2O3 + 3 CO = 3 CO2 + 2 Fe
Zn + H2SO4 = ZnSO4 + H2 =>
Zn + H2SO4 = ZnSO4 + H2
KI + H2SO4 = K2SO4 + HI =>
2 KI + H2SO4 = K2SO4 + 2 HI
Al + S8 = Al2S3 =>
16 Al + 3 S8 = 8 Al2S3
KClO3 + I2 + H2O = HIO3 + KCl =>
5 KClO3 + 3 I2 + 3 H2O = 6 HIO3 + 5 KCl
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
NO2 + H2O = HNO3 + NO =>
3 NO2 + H2O = 2 HNO3 + NO
CaCO3 + H2SO4 = CaSO4 + H2O + CO2 =>
CaCO3 + H2SO4 = CaSO4 + H2O + CO2
HClO + NaOH = NaClO + H2O =>
HClO + NaOH = NaClO + H2O
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