Question

The electronic configuration of an element x is 1s2 2s2 2p6 3s2 3p6. Then answer the following questions. i) What is the atomic number of element ‘x’ ? ii) How many electrons are present in the outermost shell of an atom ? iii) What is the (n + l) value of highest energy orbital in the atom of element ‘x’ ? iv) Write the name of the element ‘x’ ?

Answer 1

ELEMENT-ARGON(18)

i) Atomic number-18

ii) 8 electrons

iii) sorry...

iv) Argon...

Jai corona