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(A) Decomposition of Ammonia on platinum...

(A) Decomposition of Ammonia on platinum surface at high pressure is a zero order reaction
(R ) At high pressure, metal surface gets saturated with gas molecules

A

Both (A) and (R ) are true and (R ) is the correct explanation of (A)

B

Both (A) and (R ) are true and (R ) is not the correct explanation of (A)

C

(A) is true but (R ) is false

D

Both (A) and (R ) are false

Text Solution

Verified by Experts

The correct Answer is:
A
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Knowledge Check

  • The decomposition of phosphine (PH_(3)) on tungsten at low pressure is a first - order reaction. It is because the

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    Rate is proportional to the surface coverage
    B
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    B
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    C
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    D
    1.414 atm

  • Decomposition of NH_(3) on Pt surface follows zero order kinetics. If the initial pressure is 4 atm, the product of t_(1//2) and k equals to

    A
    `2` atm
    B
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    C
    `16` atm
    D
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