If an element z passes 2 electron in M shell then what isthe atomic no

1.	If an element z passes 2 electron in M shell then what isthe atomic no. of it? What kind of iron it will form?
Answer» ANSWER: it's ATOMIC no. is 12 magnesium positive ION

If an element z passes 2 electron in M shell then what isthe atomic no. of it? What kind of iron it will form?

Answer»

it's ATOMIC no. is 12

magnesium

positive ION