NEET Chemistry Order of Reaction MCQ Question
What is the relationship between the rate constant 'k' and the slope when plotting ln[R] against time for a first-order reaction?
The slope is equal to -k.
The slope is equal to k.
The slope is zero.
The slope is equal to 2k.
Correct Answer
Detailed Explanation
For a first-order reaction, when ln[R] is plotted against time, the slope of the resulting straight line is equal to -k, as stated in the NCERT context.
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