Question

please help me out please answer this 2 question please help mee❤❤❤❤❤❤​

Answer 1

Answer:

A) 1s2 2s2 2p6 3s2 3p3

B) atomic number = 15 ( phosphorus)

C) 15th group

Hope this helps you

Answer 2

Answer:

everything is in picture

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Explanation:

look at picture