Zero Group
1st "
2nd "
3rd "
4th "
5th "
k cation and anion bta do koi
Answers
Answered by
2
Explanation:
1st is Helium
2nd is neon
3rd is argon
4th is krypton
5th is xenon
6th is radon
Answered by
1
Answer:
ist is neon
2 is helium
3 is lithium
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