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Which of the following groups contain three elements with stable electron configurations?

A. helium, xenon, carbon

B. xenon, neon, boron

C. calcium, krypton, argon

D. argon, neon, xenon

Respuesta :

Celeene
It’s D because a contains carbon which is not a noble element and B contains boron which is not a member whilst C contains calcium which is not included

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