1.

Which of the following species is/are isoelectronic to each other ? (I) overset(Θ)(B)H_(3) - C -= N (II) CH_(3) - C -= CH (III) N_(2)O

Answer»

I and II only
II and III only
I, II and III only
All four

Solution :ISOELECTRONIC means having same NUMBER of electrons in all the OPTIONS total number of electrons are 22


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