1. Write down the characteristics of element having atomic number 17.
i) Electronic configuration ______________
ii) Period number ______________
iii) Group number ______________
iv) Element family ______________
Answers
Answered by
7
Answer:
1. 1s² , 2s² , 2p⁶, 3s² , 3p⁵
2. -3
3. VII A or 17
4. electrons -7.
Answered by
2
ANSWER :-
ELECTRONIC CONFIGURATION :- 2 , 8 , 7
PERIOD NUMBER :- 3
GROUP NUMBER :- 17
ELEMENT FAMILY :- halogen
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