Q.3. Name
(c) three elements with filled outermost shells.
The elements which have fully filled outermost shells are noble gases.
Example: Helium, Neon, and Argon.
CBSE Class 10 board exams twice a year ‘relief’ or ‘burden’? Parents, schools share mixed views
CBSE Class 10 exams twice a year from 2026; 64.4% students in favor, second attempt optional
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