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Effect of changing temperature Flashcards

(8 cards)

1
Q

What does TupEND stand for?

A

Temperature up will favour the endothermic reaction

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2
Q

What does TrEX stand for?

A

Temperature reduced will favour exothermic reaction

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3
Q

2SO2(g) + O2(g) ⇋ 2SO3(g)
(ΔH = -ve )
In this reaction, what is the forward reaction?

A

Exothermic reaction

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4
Q

2SO2(g) + O2(g) ⇋ 2SO3(g)
(ΔH = -ve )
What would happen in temperature increases?

A

Equilibrium will shift to the left and favour the endothermic reaction
Lead to a decrease in temperature
Yield of products would decrease

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5
Q

2SO2(g) + O2(g) ⇋ 2SO3(g)
(ΔH = -ve )
What would happen in temperature decreases?

A

Equilibrium will shift to the right and favour the exothermic reaction
Lead to an increase in temperature
Yield of products would increase

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6
Q

2HI(g) ⇋ H2(g) + I2(g)
(ΔH = + ve)
In this reaction, what is the forward reaction?

A

Endothermic reaction

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7
Q

2HI(g) ⇋ H2(g) + I2(g)
(ΔH = + ve)
What would happen in temperature increases?

A

Equilibrium will shift to the right and favour the endothermic reaction
Lead to an increase in temperature
Yield of products would increase

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8
Q

2HI(g) ⇋ H2(g) + I2(g)
(ΔH = + ve)
What would happen in temperature decreases?

A

Equilibrium will shift to the left and favour the exothermic reaction
Lead to an decrease in temperature
Yield of products would decrease

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