Question

the electronic configuration of aluminium at number -13 and sulphur at number 16​

Answer 1

#Hola Kanishka...:-)

Here is Your Answer....

Electronic Configuration Of Aluminium which is at no 13 is

= 2,8,3

Or, Electronic Configuration Of sulphur at no 16 is = 2,8,6

Hope it will help you

☜☆☞LAKSHAY KUMAR☜☆☞

Answer 2

area of aluminium sheet = 10×10 = 100 cm2

area of circle = πr2

3.14×5×5 = 78.5 cm2

area of remaining sheet = 100-78.5 = 21.5 cm2