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Be²⁺ is isoelectronic with which of the following ions?
Options
(a) H⁺
(b) Li⁺
(c) Na⁺
(d) Mg²⁺
Correct Answer:
Li⁺
Explanation:
Be²⁺= (4-2) = 2
is isoelectronic with Li⁺ (3-1 =2)
Since both have same number of electrons in their outermost shell.
Related Questions: - The range of radius ratio (cationic to anionic) for an octahedral arrangement
- During the decomposition of H₂O₂ to give oxygen, 48 g O₂ is formed per minute
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Topics: Structure of Atom
(90)
Subject: Chemistry
(2512)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- The range of radius ratio (cationic to anionic) for an octahedral arrangement
- During the decomposition of H₂O₂ to give oxygen, 48 g O₂ is formed per minute
- If pressure is constant, the rate of diffusion varies with … proportional to density
- Consider the modes of transformations of a gas from state ‘A’ to state ‘B’
- If the energy of a photon is given as : =3.03 × 10⁻¹⁹J then, the wavelength (λ)
Topics: Structure of Atom (90)
Subject: Chemistry (2512)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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