If unit of rate constant is mol dm–3 s–1, the order of reaction would be _____.
Q.1 (x) If unit of rate constant is mol dm–3 s–1, the order of reaction would be _____.
A. zero
B. 1
C. 2
D. 3
1 answer
Best answer
Answer: A. zero
Answer: (a) zero
Unit of k = (mol dm\(^{-3}\))\(^{1-n}\) s\(^{-1}\). For the unit mol dm\(^{-3}\) s\(^{-1}\), \(1 - n = 1\), so n = 0. For a zero order reaction rate = k, so k has the same unit as rate.
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· 29 Oct 2026
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