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Because of lanthanoid contraction,which of the following pairs of elements have nearly same atomic radii?(Numbers in the parenthesis are atomic numbers)
Options
(a) Zr(40)andNb(41)
(b) Zr(40) and Hf(72)
(c) Zr(40) and Ta(73)
(d) Ti(22) and Zr(40)
Correct Answer:
Zr(40) and Hf(72)
Explanation:
No explanation available. Be the first to write the explanation for this question by commenting below.
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Topics: D and F Block Elements
(91)
Subject: Chemistry
(2512)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- Which of the following brings down fever
- KMnO₄ acts as an oxidising agent in the netural medium and gets reduced to MnO₂.
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- If r is the radius of the first orbit, the radius of nth-orbit of H-atom is given
- The shape of IF₇ molecule is
Topics: D and F Block Elements (91)
Subject: Chemistry (2512)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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