Least stable anion

JEE Mains 2015 Preparation › Physical Chemistry questions › Least stable anion

Identify the least stable anion:
a)Li^- b)Be^- c)B^- d)C^-

#Chemistry #Physical Chemistry

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Tanumoy Bar ·2012-08-04 08:58:21

Li-

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Anshula mondal ·2012-08-04 11:10:08

i 2 think its Li- coz the size of Li being small it will have high electron density so if an e- is added to it its stability will decrease more in comparision 2 the others

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Andriano Stallin ·2012-08-05 07:17:59

Answer is Be^-

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Tanumoy Bar ·2012-08-05 23:02:05

answer is wrong

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Hardik Sheth ·2012-08-11 06:38:07

size of Be is less than B and Li.c- is stable coz half filled(1s2,2s2,2p3).so the explanation given above is corect for be-.

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Hardik Sheth the size of Be being small it will have high electron density so if an e- is added to it its stability will decrease more in comparision 2 the others
Upvote·0· Reply ·2012-08-11 06:38:50
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Basic Integral Calculus Operators Symbols Matrix Cases

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° ∂ ∞ α β γ δ θ λ μ ν ξ π ρ σ φ ω ε ƒ κ τ υ Γ Δ Λ Σ Π Ω

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Least stable anion

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