Science, asked by adityabisht634, 3 months ago

please help me for god's sake

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Answers

Answered by DurwanshSharnagat

1

Answer:

a. Zn Se Br Ca

2. F Cl Br

plz follow

Answered by meenakshi393

1

Explanation:

a) Fourth period elements

Se, Zn, Ca

b) Seventeenth group elements

F, Cl, Br

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