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Cyclopropane rearranges to form propane ...

Cyclopropane rearranges to form propane :
`DeltararrCH_(3)-CH=CH_(2)`
This follows first order kinetics. The rate constant is `2.174xx10^(-3) "sec"^(-1)` . The initial concentration of cyclopropane is `0.29 M` . What will be the concentration of cyclopropane after 100 sec

A

`0.035 M`

B

`0.22 M`

C

`0.145 M`

D

`0.0018 M`

Text Solution

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The correct Answer is:
B
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OP TANDON-CHEMICAL KINETICS-OBJECTIVE QUESTIONS (LEVEL-A)
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  2. For the reaction A rarr B, the rate law expression is rate =k[A]. Whic...

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  3. Cyclopropane rearranges to form propane : DeltararrCH(3)-CH=CH(2) ...

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  4. The rate constant k, for the reaction N(2)O(5)(g) rarr 2NO(2) (g) + (1...

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  5. The reaction XrarrY (Product ) follows first order kinetics. In 40 min...

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  6. In a first order reaction, the concentration of the reactant, decrease...

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  7. A substance undergoes first order decomposition. The decomposition fol...

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  8. For the reaction, 2NH(3)rarr N(2)+3H(2) if (-d[NH(3)])/(dt)=k(1)[NH(...

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  9. In Arrhenius equation k=Ae^(-E//RT), factor e^(-E(a)//RT) is known as...

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  10. Which of the following graphs is correct for second order reaction ?

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  11. For the reaction A+B rarr C+D The variation of the concentration of th...

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  12. Which graph shows zero activation energy ?

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  13. E("Threshold") can never be:

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  14. A reaction takes place in theee steps: the rate constant are k(1), k(2...

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  15. For hypothetical reaction ArarrB takes placed according to Aoverset(...

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  16. If concentration of reactant is increased by 'm' then k becomes :

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  17. aB+bBrarrP,dxx//dt=k[A]^(a)8[B]^(b). If conc. of A is doubled, rate is...

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  18. A drop of solution (volume 0.05 mL) contains 3 xx 10^(-6) "mole" H^(o+...

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  19. For the reaction, H(2)+I(2)overset(k(1))underset(k(2))hArr2HI. The rat...

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  20. For the reaction NH(4)^(+)+OCN^(-)rarrNH(2)CONH(2), rthe probable mech...

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