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Medicinal Chemistry > Extent & Rate of Reaction > Flashcards

Extent & Rate of Reaction Flashcards

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1
Q

What does the conc vs time graph look like for zero order?

A

Diagonal decrease then plateaus one it reaches conc=0

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2
Q

What does the conc vs time graph look like for 1st order?

A

Decreases over time in a curve

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3
Q

What does the conc vs time graph look like for 2nd order?

A

Decreases over time in a curve but steeper decline

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4
Q

What is the differential rate law for zero order?

A

Δ[A]
Rate = - ——- = K
Δt

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5
Q

What is the differential rate law for 1st order?

A

Δ[A]
Rate = - ——- = K[A]
Δt

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6
Q

What is the differential rate law for 2nd order?

A

Δ[A]
Rate = - ——- = K[A]*2
Δt

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7
Q

What is the integrated rate of law for zero order?

A

[A] = [A]0 - Kt

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8
Q

What is the integrated rate of law for 1st order?

A

[A] = [A]0e *- Kt
OR
In[A] = In[A]0 - Kt

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9
Q

What is the integrated rate of law for 2nd order?

A

1/[A] = 1/[A]0 + Kt

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10
Q

What is the straight-line pot to determine rate constant + what does the gradient equal for zero order?

A

Straight diagonal downwards

Slope = -k

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11
Q

What is the straight-line pot to determine rate constant + what does the gradient equal for 1st order?

A

Straight diagonal downwards

Slope = -k

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12
Q

What is the straight-line pot to determine rate constant + what does the gradient equal for 2nd order?

A

Straight diagonal upwards

Slope = k

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13
Q

What is relative rate vs conc for zero order?

A

[A] Conc
1 1
2 2
3 3

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14
Q

What is relative rate vs conc for 1st order?

A

[A] Conc
1 1
2 2
3 3

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15
Q

What is relative rate vs conc for 2nd order?

A

[A] Conc
1 1
2 4
3 9

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16
Q

What is the half life equation for zero order?

A

[A]0/2K

17
Q

What is the half life equation for 1st order?

A

0.693/k

18
Q

What is the half life equation for 2nd order?

A

1/k[A]0

19
Q

What is the units of rate constant for zero order?

A

M/s

20
Q

What is the units of rate constant for 1st order?

A

1/s

21
Q

What is the units of rate constant for 2nd order?

A

M-1.s-1

22
Q

What do you do if temperature is involved?

A

Use Arrhenius equation

23
Q

How do you calculate 1st order?

Conversion

A

In(x)

24
Q

How do you calculate 2nd order?

Conversion

A

1/x

Medicinal Chemistry (19 decks)

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