L, M and N are three different elements from Period 3 of the Periodic Table.
L is the element whose atoms have three unpaired electrons in its 3p sub-shell.
M is the element with the highest electrical conductivity in the period.
N is the element with the highest melting point in the period.
Which statement about element L is correct?
1 )
L has a higher atomic number than M and a lower atomic number than N.
2 )
L has a lower atomic number than M and a higher atomic number than N.
3 )
L has a lower atomic number than both M and N.
L has a higher atomic number than both M and N.
تحلیل ویدئویی تست
منتظریم اولین نفر تحلیلش کنه!
پرسش و پاسخ های مشابه
سوال کنید یا به سوالات دیگران پاسخ دهید ...