Answer
19
4.0
1. 18C ( 18 means electronic configuration is 2.8.8 and so it is stable)
2. 20A and 4E( e.c is 2.8.8.2 and 2.2 both has two in their valance shell so)
3. 16D and 8B(e.c is 2.8.6 n 2.6 we need to add 10 when the number is more than 2 so 6+10 is 16 so grp 16)
4.ionic bond because A is a metal and B is a non metal ..
Hope the anwer is helpful..
Answer:
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Answers & Comments
Answer
19
4.0
1. 18C ( 18 means electronic configuration is 2.8.8 and so it is stable)
2. 20A and 4E( e.c is 2.8.8.2 and 2.2 both has two in their valance shell so)
3. 16D and 8B(e.c is 2.8.6 n 2.6 we need to add 10 when the number is more than 2 so 6+10 is 16 so grp 16)
4.ionic bond because A is a metal and B is a non metal ..
Hope the anwer is helpful..
Answer:
Tu nusrat hai na ?❤️ mystxry wali?
Me Rubeena Ansari Hu zehrilli_bandi00 ☺️