Question

Which of the following are isoelectronic species
(A) NH,Mg
,+
(B) BB
(C) H, H, H
(D) All of these​

Answer 1

Answer:

All of these is correct answer

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Answer 2

Answer:

hope it helps u

Explanation:

Na⇒1s  

2

,2s  

2

2p  

6

,3s  

1

 

Na  

+

⇒1s  

2

,2s  

2

2p  

6

 

similarly for Mg  

2+

⇒1s  

2

,2s  

2

2p  

6

 

Na  

+

,Mg  

2+

, are isoelectronic species. They contain 10 electrons each.

S  

2−

⇒1s  

2

,2s  

2

2p  

6

,3s  

2

3p  

6

 

Ar⇒1s  

2

,2s  

2

2p  

6

,3s  

2

3p  

6

 

K  

+

⇒1s  

2

,2s  

2

2p  

6

,3s  

2

3p  

6

 

Ca  

2+

⇒1s  

2

,2s  

2

2p  

6

,3s  

2

3p  

6

 

Ar,S  

2−

,Ca  

2+

andK  

+

 are isoelectronic species. They contain 18 electrons each.