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Chemische vergelijkingen in evenwicht op10/03/18

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Breng de vergelijking van een chemische reactie in evenwicht
Zn + H2 = ZnH2 =>
Zn + H2 = ZnH2

Li + K2SO4 = LiSO4 + K =>
Li + K2SO4 = LiSO4 + 2 K

K2CO3 = K2O + CO2 =>
K2CO3 = K2O + CO2

Ti2NbC2F2 = Nb6C5 + TiC + TiF3 + Ti =>
6 Ti2NbC2F2 = Nb6C5 + 7 TiC + 4 TiF3 + Ti

C2H6O + O2 = CO2 + H2O =>
C2H6O + 3 O2 = 2 CO2 + 3 H2O

SO2 + O2 = SO3 =>
2 SO2 + O2 = 2 SO3

Ti2NbC2F2 = Nb6C5 + TiC + TiF3 + Nb =>
15 Ti2NbC2F2 = 2 Nb6C5 + 20 TiC + 10 TiF3 + 3 Nb

Cu + S = CuS =>
Cu + S = CuS

Ca(OH)2 + H2SO4 = CaSO4 + H2O =>
Ca(OH)2 + H2SO4 = CaSO4 + 2 H2O

Ti2NbC2F2 = Nb6C5 + TiC + NbF5 + Ti =>
10 Ti2NbC2F2 = Nb6C5 + 15 TiC + 4 NbF5 + 5 Ti

H2SO4 + K2O = K2SO4 + H2O =>
H2SO4 + K2O = K2SO4 + H2O

Cu + S = Cu2S =>
2 Cu + S = Cu2S

HCl + Mg = MgCl2 + H2 =>
2 HCl + Mg = MgCl2 + H2

Na + Ce2 = NaCe =>
2 Na + Ce2 = 2 NaCe

Ti2NbC2F2 = Nb6C5 + TiC + Nb2F5 + Ti =>
30 Ti2NbC2F2 = Nb6C5 + 55 TiC + 12 Nb2F5 + 5 Ti

NH3 + I2 = N2I6 + H2 =>
2 NH3 + 3 I2 = N2I6 + 3 H2

ZnSO4 + KNO3 = Zn(NO3)2 + K2SO4 =>
ZnSO4 + 2 KNO3 = Zn(NO3)2 + K2SO4

S8 + O2 = SO3 =>
S8 + 12 O2 = 8 SO3

Cu + H2SO4 = CuSO4 + SO2 + H2O =>
Cu + 2 H2SO4 = CuSO4 + SO2 + 2 H2O

Na3AsO3 + K2Cr2O7 + H2SO4 = Na3AsO4 + K2SO4 + Cr2(SO4)3 + H2O =>
3 Na3AsO3 + K2Cr2O7 + 4 H2SO4 = 3 Na3AsO4 + K2SO4 + Cr2(SO4)3 + 4 H2O

Cu + HgCl2 = CuCl + Hg =>
2 Cu + HgCl2 = 2 CuCl + Hg

P4O10 + H2O = H3PO4 =>
P4O10 + 6 H2O = 4 H3PO4

Co + Ce2 = CoCe =>
2 Co + Ce2 = 2 CoCe

Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3

SR + SE = SRSE =>
SR + SE = SRSE

Co + Ce2 = CoCe2 =>
Co + Ce2 = CoCe2

H2SO4 + HI = H2S + I2 + H2O =>
H2SO4 + 8 HI = H2S + 4 I2 + 4 H2O

KNO3 + H2CO3 = K2CO3 + HNO3 =>
2 KNO3 + H2CO3 = K2CO3 + 2 HNO3

SR + SE = SRSE =>
SR + SE = SRSE

CH3COONa + NaOH = Na2CO3 + CH4 =>
CH3COONa + NaOH = Na2CO3 + CH4

Ti2NbC2F2 = Nb6C5 + TiC + TiF4 + Ti =>
6 Ti2NbC2F2 = Nb6C5 + 7 TiC + 3 TiF4 + 2 Ti

NANO3 + K2CO3 = NACO3 + K2NO3 =>
NANO3 + K2CO3 = NACO3 + K2NO3

Sc(NO3)3 + NaOH = Sc(OH)3 + NaNO3 =>
Sc(NO3)3 + 3 NaOH = Sc(OH)3 + 3 NaNO3

Ti2NbC2F2 = Nb6C5 + TiC + TiF4 + Nb =>
10 Ti2NbC2F2 = Nb6C5 + 15 TiC + 5 TiF4 + 4 Nb

Cu + HNO3 = Cu(NO3)2 + NO + H2O =>
3 Cu + 8 HNO3 = 3 Cu(NO3)2 + 2 NO + 4 H2O

Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3

HNO3 + H2S = NO + S + H2O =>
2 HNO3 + 3 H2S = 2 NO + 3 S + 4 H2O

CaCO3 + H2O = CO2 + Ca(OH)2 =>
CaCO3 + H2O = CO2 + Ca(OH)2

C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O

Cl + O = ClO =>
Cl + O = ClO

Mg3N2 + H2O = Mg(OH)2 + NH3 =>
Mg3N2 + 6 H2O = 3 Mg(OH)2 + 2 NH3

Mn + O2 = MnO =>
2 Mn + O2 = 2 MnO

Cl + O = Cl2O7 =>
2 Cl + 7 O = Cl2O7

HNO3 + H2S = NO + S + H2O =>
2 HNO3 + 3 H2S = 2 NO + 3 S + 4 H2O

AlCl3 + AgNO3 = AgCl + Al(NO3)3 =>
AlCl3 + 3 AgNO3 = 3 AgCl + Al(NO3)3

K + MgBr = KBr + Mg =>
K + MgBr = KBr + Mg

LiOH + CO2 = LiCO3 + H20 =>
20 LiOH + 20 CO2 = 20 LiCO3 + H20

VO + Fe2O3 = FeO + V2O5 =>
2 VO + 3 Fe2O3 = 6 FeO + V2O5

P4O6 + I2 = P2I4 + P4O10 =>
5 P4O6 + 8 I2 = 4 P2I4 + 3 P4O10

Li + N2 = Li3N =>
6 Li + N2 = 2 Li3N

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Breng de vergelijking van een chemische reactie in evenwicht
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