Moyen D’action Sur L’équilibre Flashcards

1
Q

loi de Van’t Hoff : …

A

Ln(K2 / K1 ) = deltarH^0 / R . ( 1 / T1 - 1 / T2 )

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2
Q

si delta ng > 0 et Q > K alors …

A

DeltaG est positif : production de réactifs

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3
Q

ng est

A

Le nombre de mole de gaz

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4
Q

Si delta ng < 0 et Q < K alors

A

DeltaG est négatif : production de produits

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5
Q

Si delta ng = 0

A

Pas d’influence sur la pression

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6
Q

Si P aug avec delta ng < 0

A
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7
Q

Si P aug avec delta ng = 0

A

/

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8
Q

Si P aug avec delta ng > 0

A

->

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9
Q

Si T aug avec deltaH < 0

A
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10
Q

Si T aug avec deltaH = 0

A

/

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11
Q

Si T aug avec deltaH > 0

A

->

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12
Q

Quels sont les 3 moyens d’action sur l’équilibre

A

Pression

Température

Pression partielle / concentration

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13
Q

Une réaction exothermique favorise les …

A

Réactifs

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