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Atoms Reaction MCQ (Multiple Choice Questions) PDF Download
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Atoms Reaction MCQ (PDF) Questions Answers Download
The tendency of atoms to acquire eight electrons in their valence shell is
- octet rule
- duplet rule
- triplet rule
- none of above
Nobel gases are stable because they contain
- 7 electrons in valence shell
- 8 electrons in valence shell
- 5 electrons in valence shell
- 4 electrons in valence shell
Helium is chemically
- active
- inert
- unstable
- none of above
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