AIEEE 2008 Solved Paper

Section: Chemistry

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Question : 1 of 104

Marks: +1, -0

Which one of the following constitutes a group of the isoelectronic species?

[AIEEE 2008]

C22−,O2−,CO,NO
NO+,C22−,cN,N2
CN−,N2,O22−,C22−
N2,O2−,NO+,CO

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