Why are the noble gases (Group 8) chemically inert?
1 )
They have only one electron in their outer shell
2 )
They have incomplete outer electron shells
They have completely full outer electron shells
4 )
They have equal numbers of protons and neutrons
تحلیل ویدئویی تست
منتظریم اولین نفر تحلیلش کنه!
پرسش و پاسخ های مشابه
سوال کنید یا به سوالات دیگران پاسخ دهید ...