Equations balanced on the previous day | Equations balanced on the next day |
Ni + 2 HBr = NiBr2 + H2
As4 + H2 = AsH3 =>
As4 + 6 H2 = 4 AsH3
FeS(s) + O2(g) = Fe2O3(s) + SO2(g) =>
4 FeS(s) + 7 O2(g) = 2 Fe2O3(s) + 4 SO2(g)
Pb(NO3)2 = PbO + NO + O2 =>
2 Pb(NO3)2 = 2 PbO + 4 NO + 3 O2
P4O6 + CaO + O = Ca(PO4)2 =>
P4O6 + 2 CaO + 8 O = 2 Ca(PO4)2
ZnNo3 + MgCl2 = ZnCl + Mg(No3)2 =>
2 ZnNo3 + MgCl2 = 2 ZnCl + Mg(No3)2
FeCl3 + Na2(O3) = Fe2(O3)3 + NaCl =>
2 FeCl3 + 3 Na2(O3) = Fe2(O3)3 + 6 NaCl
Zn + K3PO4 = K3 + ZnPO4 =>
Zn + K3PO4 = K3 + ZnPO4
Mn(NO3)2 + PbO2 + HNO3 = HMnO4 + Pb(NO3)2 + H2O =>
2 Mn(NO3)2 + 5 PbO2 + 6 HNO3 = 2 HMnO4 + 5 Pb(NO3)2 + 2 H2O
CU + SO2 + H2O + O2 = CUSO4(H2O)5 =>
CU + SO2 + 5 H2O + O2 = CUSO4(H2O)5
K2Cr2O7(aq) + HI(aq) = KI(aq) + CrI3(aq) + I2(s) + H2O(l) =>
K2Cr2O7(aq) + 14 HI(aq) = 2 KI(aq) + 2 CrI3(aq) + 3 I2(s) + 7 H2O(l)
KMnO4 + Na2S2O3 + HCl = MnCl2 + Na2S4O6 + NaCl + KCl + H2O =>
2 KMnO4 + 10 Na2S2O3 + 16 HCl = 2 MnCl2 + 5 Na2S4O6 + 10 NaCl + 2 KCl + 8 H2O
K3PO4 + BaCl2 = KCl + Ba3(PO4)2 =>
2 K3PO4 + 3 BaCl2 = 6 KCl + Ba3(PO4)2
Na2O + (NH4)2SO4 = Na2SO4 + H2O + NH3 =>
Na2O + (NH4)2SO4 = Na2SO4 + H2O + 2 NH3
C + HNO3 = CO2 + N0 + H2O =>
5 C + 4 HNO3 = 5 CO2 + 4 N0 + 2 H2O
CaCl2 + Na3PO4 = Ca3[PO4]2 + NaCl =>
3 CaCl2 + 2 Na3PO4 = Ca3[PO4]2 + 6 NaCl
Cu(s) + O2(g) = CuO2(s) =>
Cu(s) + O2(g) = CuO2(s)
Al + OH = (Al(OH)3) =>
Al + 3 OH = (Al(OH)3)
H2SO4 + NaH2CO3 = CO2 + NaSO3 + H2O =>
H2SO4 + NaH2CO3 = CO2 + NaSO3 + 2 H2O
CH3COOH + CH3CH(OH)CH2CH3 = CH3COOCH3CH2CH3 + H2O =>
6 CH3COOH + 7 CH3CH(OH)CH2CH3 = 8 CH3COOCH3CH2CH3 + 3 H2O
F2 + K2S = F2S + K2 =>
F2 + K2S = F2S + K2
KMnO4 + C3H8O3 = CO2 + H2O + K2CO3 + Mn203 =>
406 KMnO4 + 203 C3H8O3 = 406 CO2 + 812 H2O + 203 K2CO3 + 2 Mn203
K3(PO4) + BaF2 = KF + Ba3(PO4)2 =>
2 K3(PO4) + 3 BaF2 = 6 KF + Ba3(PO4)2
FeS + KMnO4 + H2SO4 = MnSO4 + Fe2(SO4)2 + K2SO4 + H2O =>
10 FeS + 16 KMnO4 + 24 H2SO4 = 16 MnSO4 + 5 Fe2(SO4)2 + 8 K2SO4 + 24 H2O
C3H4O4 + NaOH = NaH + HOC3H3O4 =>
C3H4O4 + NaOH = NaH + HOC3H3O4
Cu(OH)2 + CH2O = HCOOH + H2O + Cu2O =>
2 Cu(OH)2 + CH2O = HCOOH + 2 H2O + Cu2O
C2H2 + Br = C2H2Br2 =>
C2H2 + 2 Br = C2H2Br2
Cu + HNO3 = Cu(NO2) + HO =>
Cu + HNO3 = Cu(NO2) + HO
Na + H3PO4 = Na2PO4 + H2 =>
4 Na + 2 H3PO4 = 2 Na2PO4 + 3 H2
HNO3 + KOH = KOHHNO3 =>
HNO3 + KOH = KOHHNO3
Sr(NO3)2 + NaCaPO4 = Sr4P2O7 + O + Na + Ca + N =>
4 Sr(NO3)2 + 2 NaCaPO4 = Sr4P2O7 + 25 O + 2 Na + 2 Ca + 8 N
CO2 + Na2O = Na2CO3 =>
CO2 + Na2O = Na2CO3
Ca(NO3)2 + Na2CO3 = Ca(CO3) + NaNO3 =>
Ca(NO3)2 + Na2CO3 = Ca(CO3) + 2 NaNO3
Ag + Cu(NO3)2 = Cu + Ag(NO3)2 =>
Ag + Cu(NO3)2 = Cu + Ag(NO3)2
C6H8O7 + VO2 = C30H40O35V3 + O2 =>
5 C6H8O7 + 3 VO2 = C30H40O35V3 + 3 O2
NaOH + S = Na2S2O3 + Na2S + H2O =>
6 NaOH + 4 S = Na2S2O3 + 2 Na2S + 3 H2O
Eu + HF = EuF3 + H2 =>
2 Eu + 6 HF = 2 EuF3 + 3 H2
HClO4 + H2O = H3O + ClO4 =>
HClO4 + H2O = H3O + ClO4
H + Cl = HCl =>
H + Cl = HCl
P + Ae = Ae3P2 =>
2 P + 3 Ae = Ae3P2
Sn(NO3)4 + BaS = Ba(NO3)2 + SnS2 =>
Sn(NO3)4 + 2 BaS = 2 Ba(NO3)2 + SnS2
HNO3 + NaCO3 = NaNO3 + H2 + CO3 =>
2 HNO3 + 2 NaCO3 = 2 NaNO3 + H2 + 2 CO3
C10H12O4S(s) + O2(g) = CO2(g) + SO2 + H2O(g) =>
C10H12O4S(s) + 12 O2(g) = 10 CO2(g) + SO2 + 6 H2O(g)
MgF2 + H2SO4 = MgSO4 + HF =>
MgF2 + H2SO4 = MgSO4 + 2 HF
CH3 + KMnO4 + H2SO4 = COOH + K2SO4 + MnSO4 + H2O =>
5 CH3 + 6 KMnO4 + 9 H2SO4 = 5 COOH + 3 K2SO4 + 6 MnSO4 + 14 H2O
FeBr + Zn = ZnBr2 + Fe =>
2 FeBr + Zn = ZnBr2 + 2 Fe
NaNO2 + O2 = NaNO3 =>
2 NaNO2 + O2 = 2 NaNO3
potassiumiodide + sodiumcarbonate = potassiumcarbonate + sodiumiodide =>
2 KI + Na2CO3 = K2CO3 + 2 NaI
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
CaF2(s) + H2SO4(aq) = CaSO4(l) + HF(aq) =>
CaF2(s) + H2SO4(aq) = CaSO4(l) + 2 HF(aq)
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