Question

please answer quickly and correctly ​

Answer 1

Answer:

6. d. because outer most electronic configuration is (n-1) d 1-10 ns 1-2

7. oxidation number is equal to group number

8.(a ) phosphorus Z =15

E.C = ( 2,8,5)

oxidation number = +5

period =3

9. carbon oxidation number is +4 or -4

10. VIIl B electronic configuration is ns2 ( n-1) d 8