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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
- If 30 mL of H₂ and 20 mL of O₂ reacts to form water. what is left at the end
- Electrolytic reduction of nitrobenzene in weakly acidic medium gives
- The combustion enthalpies of carbon , hydrogen and methane are -395.5 kJ mol⁻¹
- Which of the following is not correct regarding terylene
- The waxes are long chain compounds of fatty acids, which belong to the class of
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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