Verified Solution • 2025–26 Session moderate

QJEEM25Ch941e: JEE Main 2025 Chemistry - Class 12 JEEM25Ch941e Solution: Given below are two statements : Statement (I) : is valid for…

Given below are two statements :

Statement (I) : JEE Main 2025 (Online) 24th January Evening Shift Chemistry - Chemical Kinetics and Nuclear Chemistry Question 2 English 1 is valid for first order reaction.

Statement (II) : JEE Main 2025 (Online) 24th January Evening Shift Chemistry - Chemical Kinetics and Nuclear Chemistry Question 2 English 2 is valid for first order reaction.

In the light of the above statements, choose the correct answer from the options given below :

Multiple Choice Options

  • A Both Statement I and Statement II are false
  • B Statement I is true but Statement II is false
  • C Statement I is false but Statement II is true
  • D Both Statement I and Statement II are true

Step-by-Step Verified Solution

For first order reaction t1/2=ℓn2k\mathrm{t}_{1 / 2}=\frac{\ell \mathrm{n} 2}{\mathrm{k}}

JEE Main 2025 (Online) 24th January Evening Shift Chemistry - Chemical Kinetics and Nuclear Chemistry Question 2 English Explanation 1

 For first order reaction log⁡[R]0[R]=12.303ktlog⁡[R]0[R]=(k2.303)×t

JEE Main 2025 (Online) 24th January Evening Shift Chemistry - Chemical Kinetics and Nuclear Chemistry Question 2 English Explanation 2

Options (4)

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