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Question 18Wh...

Question

Question 18
Which one of the following is the correct electronic configuration of sodium?

(a) 2, 8
(b) 8, 2, 1
(c) 2, 1, 8
(d) 2, 8, 1

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Solution

(d) 2, 8, 1

The correct electronic configuration of Sodium is 2, 8, 1.

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Similar questions

The electronic configuration of elements A, B, C, D and E are :
A (2, 8, 7) B (2, 8, 1) C (2) D (2, 6) E(2, 8)

Which of the above element/s are inert?

Q. Question 1
Which of the following correctly represent the electronic distribution in the Mg atom?

(a) 3, 8, 1
(b) 2, 8, 2
(c) 1, 8, 3
(d) 8, 2, 2

Q. Assertion: Sodium Metal is reactive where as Sodium Ions aren't reactive.

Reason: Sodium Metal has an electronic configuration of 2, 8, 1. Sodium Ions have a configuration of 2, 8.

A

has electronic configuration of

2, 8, 1

and metal B has electronic configuration of

2, 8, 2

. Which metal is more reactive and why?

X

has electronic configuration

2, 8, 18, 8, 1

. Predict the sign and charge on a simple ion of

X .

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