Equations balanced on the previous day | Equations balanced on the next day |
2 CuS2 + 2 C = Cu2 + 2 CS2
LiCl + NaOH = NaCl + LiOH =>
LiCl + NaOH = NaCl + LiOH
C7H5OCl + C3H2N2 = C10H5N2Cl + H2O =>
C7H5OCl + C3H2N2 = C10H5N2Cl + H2O
Fe{+3} + SCN{-} = [Fe(SCN)]{2+} =>
Fe{+3} + SCN{-} = [Fe(SCN)]{2+}
K2Cr2O7 + BaCl2 + H2SO4 = Cl2 + Cr2(SO4)3 + Ba(SO4) + K2SO4 + H2O =>
K2Cr2O7 + 3 BaCl2 + 7 H2SO4 = 3 Cl2 + Cr2(SO4)3 + 3 Ba(SO4) + K2SO4 + 7 H2O
Na2SeO3 + SO2 + H2O = Na2SO4 + Se + H2SO4 =>
Na2SeO3 + 2 SO2 + H2O = Na2SO4 + Se + H2SO4
BaO + CO3 = BaO2 + CO2 =>
BaO + CO3 = BaO2 + CO2
O2 + Zn2S = ZnO + S2O =>
5 O2 + 4 Zn2S = 8 ZnO + 2 S2O
CaCO3(aq) + NaCl(aq) + HCl(aq) = NaHCO3(aq) + CaCl2(aq) =>
CaCO3(aq) + NaCl(aq) + HCl(aq) = NaHCO3(aq) + CaCl2(aq)
CH3NH3 + HCl = CH3NH3Cl + H =>
CH3NH3 + HCl = CH3NH3Cl + H
Zinc + hydrogenbromide = zincbromide + hydrogen =>
Zn + 2 HBr = ZnBr2 + H2
Ca5(PO4)3F + H2SO4 + H2O = CaSO4 + Ca(H2PO4)2H2O + HF =>
2 Ca5(PO4)3F + 7 H2SO4 + 3 H2O = 7 CaSO4 + 3 Ca(H2PO4)2H2O + 2 HF
Zn2 + Pb(No3)2 = Zn(No3)2 + Pb =>
Zn2 + 2 Pb(No3)2 = 2 Zn(No3)2 + 2 Pb
H3PO3 + KOH = H2O + K3(PO3) =>
H3PO3 + 3 KOH = 3 H2O + K3(PO3)
NaClO = NaCl + O3 =>
3 NaClO = 3 NaCl + O3
CaSiO3 + Na2CO3 + CO = CaC2 + Na2SiO3 + CO2 =>
CaSiO3 + Na2CO3 + 5 CO = CaC2 + Na2SiO3 + 4 CO2
CH4 + NO = N2 + CO2 + H2O =>
CH4 + 4 NO = 2 N2 + CO2 + 2 H2O
FeO + K2Cr2O7 + H2SO4 = Cr2(SO4)3 + Fe2(SO4)3 + H2O + K2SO4 =>
6 FeO + K2Cr2O7 + 13 H2SO4 = Cr2(SO4)3 + 3 Fe2(SO4)3 + 13 H2O + K2SO4
H2CO3 + Co(OH)3 = Co(HCO3)3 + H2O =>
3 H2CO3 + Co(OH)3 = Co(HCO3)3 + 3 H2O
PbCl2 + Na3N = Pb3N2 + NaCl =>
3 PbCl2 + 2 Na3N = Pb3N2 + 6 NaCl
FeTiO3 + Cl2 = TiO3 + FeCl3 =>
2 FeTiO3 + 3 Cl2 = 2 TiO3 + 2 FeCl3
KMnO4 + NaOH + KI = Na2MnO4 + I2 + KOH =>
2 KMnO4 + 4 NaOH + 2 KI = 2 Na2MnO4 + I2 + 4 KOH
KSCN + H2SO4 + K2Cr2O7 = CO2 + NO2 + Cr2O3 + K2SO4 + H2O =>
2 KSCN + 4 H2SO4 + 5 K2Cr2O7 = 2 CO2 + 2 NO2 + 5 Cr2O3 + 6 K2SO4 + 4 H2O
Cu + HNO3(rozc) = Cu(NO3)2 + NO2 + H2O =>
Cu + 4 HNO3(rozc) = Cu(NO3)2 + 2 NO2 + 2 H2O
K2Cr2O2 + H2SO4 = KHSO + Cr2(SO4)3 + H2O + O2 =>
K2Cr2O2 + 5 H2SO4 = 2 KHSO + Cr2(SO4)3 + 4 H2O + 2 O2
H3BO3 + NaCl = NaBO2 + H2O + HCl =>
H3BO3 + NaCl = NaBO2 + H2O + HCl
FeCl2 + NaOH = NaCl + Fe + OH =>
FeCl2 + 2 NaOH = 2 NaCl + Fe + 2 OH
CoBr2 + Na(OH) + NaBrO3 = Co2O3 + NaBr + H2O =>
6 CoBr2 + 12 Na(OH) + NaBrO3 = 3 Co2O3 + 13 NaBr + 6 H2O
HgS + Cl{-} + NO3{-} + H{+} = HgCl4{+2} + NO2 + S + H2O =>
HgS + 4 Cl{-} + 6 NO3{-} + 12 H{+} = HgCl4{+2} + 6 NO2 + S + 6 H2O
C2H5OH + Na = H2 + C2H5ONa =>
2 C2H5OH + 2 Na = H2 + 2 C2H5ONa
CH2 = C2H2 + H2 =>
2 CH2 = C2H2 + H2
K + B2O3 = K2O + B =>
6 K + B2O3 = 3 K2O + 2 B
H2SO3 + Pt(OH)4 = Pt(SO3)2 + H2O =>
2 H2SO3 + Pt(OH)4 = Pt(SO3)2 + 4 H2O
C2H4 + O2 = CO2 + H2O =>
C2H4 + 3 O2 = 2 CO2 + 2 H2O
Cr + H2O = Cr(OH)2 + H2 =>
Cr + 2 H2O = Cr(OH)2 + H2
K + B2O3 = K2O + B =>
6 K + B2O3 = 3 K2O + 2 B
Cl2O2{-} = ClO2 + Cl{-} =>
Cl2O2{-} = ClO2 + Cl{-}
CH3CO2H + Pb(NO3)2 = Pb(CH3CO2)2 + HNO3 =>
2 CH3CO2H + Pb(NO3)2 = Pb(CH3CO2)2 + 2 HNO3
Cu(s) + AgNO3(aq) = CuAg(s) + NO3(aq) =>
Cu(s) + AgNO3(aq) = CuAg(s) + NO3(aq)
Lead(ii)nitrate + sodiumcarbonate = lead(ii)carbonate + sodiumnitrate =>
Pb(NO3)2 + Na2CO3 = PbCO3 + 2 NaNO3
FeS2 + NaNO3 + NaHSO4 = Na2SO4 + Fe2(SO4)3 + NO + H2O =>
2 FeS2 + 10 NaNO3 + 8 NaHSO4 = 9 Na2SO4 + Fe2(SO4)3 + 10 NO + 4 H2O
C6H5CH3 + KMnO4 + H2SO54 = C6H5COOH + MnSO4 + K2SO4 + H2O =>
155 C6H5CH3 + 6 KMnO4 + 9 H2SO54 = 155 C6H5COOH + 6 MnSO4 + 3 K2SO4 + 164 H2O
Pb(OH)4 = Pb + (OH)4 =>
Pb(OH)4 = Pb + (OH)4
Cl + O3 = Cl2O3 =>
2 Cl + O3 = Cl2O3
H3PO4 + Ca = Ca2(PO4)3 + H2 =>
6 H3PO4 + 4 Ca = 2 Ca2(PO4)3 + 9 H2
AgCl(s) + NH3(aq) = Ag(NH3)2Cl =>
AgCl(s) + 2 NH3(aq) = Ag(NH3)2Cl
N2 + O2 = N2O2 =>
N2 + O2 = N2O2
K(s) + I2 = KI =>
2 K(s) + I2 = 2 KI
CO2 + H2O = C5H12 + O2 =>
5 CO2 + 6 H2O = C5H12 + 8 O2
Cr2(SO4)3 + Li2S = Li2SO4 + Cr2S3 =>
Cr2(SO4)3 + 3 Li2S = 3 Li2SO4 + Cr2S3
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