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Which of the following group does not re...

Which of the following group does not represent the isoelectronic species?

A

`CH_4 , H_2O , NH_3 , HF`

B

`PH_3 , SiH_4 , HS^- , Ar`

C

`OH^- , H_2O , NH_2 ^- , F^-`

D

`H_2S , K^+ , Ar , Cl`

Text Solution

Verified by Experts

The correct Answer is:
D
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PATHFINDER-CLASSIFICATION OF ELEMENTS AND PERIODICITY IN PROPERTIES-QUESTION BANK
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  9. Among the atomic properties electronegativity ionisation potential and...

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