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Electronegativity

The outermost...

Question

The outermost electronic configuration of the element with least electronegativity among the following is?

A

2s²2p⁵

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B

3s²3p⁶

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C

2s²2p⁴

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D

6s²6p⁶7s¹

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Solution

The correct option is D
6s²6p⁶7s¹

Elements with 1 electron in the outermost shell are highly electropositive as they have the tendency to lose an $e^{-}$ and attain inert gas configuration.

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Similar questions

Q. The electronic configurations of four elements are given below. Arrange these elements in the correct order of magnitudes (without sign) of their electron affinities:

i . 2 s^{2} 2 p^{5}

i i . 3 s^{2} 3 p^{5}

i i i . 2 s^{2} 2 p^{4}

i v . 3 s^{2} 3 p^{4}

Select the correct answer using the codes given below:

Q. Below given orders are for electron affinity of different elements. How many of the orders are correct?

नीचे दिए गए क्रम विभिन्न तत्वों की इलेक्ट्रॉन बन्धुता के लिए हैं। इनमें से कितने क्रम सही हैं?

(i) [He] 2s²2p⁵ > [He] 2s²2p⁴

(ii) [Ne] 3s²3p⁵ > [Ne] 3s²3p⁶

(iii) [Ne] 3s²3p⁵ > [He] 2s²2p⁵

(iv) [Ar] 4s²4p⁵ > [Ar] 4s²

Outermost electronic configuration of least electro negative element in the periodic table is

Q. Electronegativity is least applicable for the element with configuration _________ .

Q. The outermost configuration of most electronegative element is :

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