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JEE Mains · Chemistry · STD 11 - 3. Classification of elements and periodicity in properties

वह युग्म जिसकी परमाण्विक त्रिज्यायें एक जैसी हैं, होगा

  1. A \(Ti\) तथा \(Hf\)
  2. B \(Mn\) तथा \(Re\)
  3. C \(Sc\) तथा \(Ni\)
  4. D \(Mo\) तथा \(W\)
Verified Solution

Answer & Solution

Correct Answer

(D) \(Mo\) तथा \(W\)

Step-by-step Solution

Detailed explanation

Due to lanthanoide contraction \(Mo\) and \(W\) have similar atomic radii.
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