II. MCQ with more than one correct answer :
7 Among the following p-block
elements which are present in 3rd period
b)P
c) CI
8.
Aerogens are also called
a) Noble gases
d) Ar
a) Na
b) Inert gases
c) Zero group elements d) Halogens
Answers
Answered by
2
Answer:
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Explanation:
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Answered by
0
Answer:
don't know.....
Explanation:
sorry...very sorry
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