Question

What element has the electron configuration 1522s22p63s23p4?

Answer 1

Sulphur

Step-by-step explanation:

1s² 2s² 2p⁶ 3s² 3p⁴

So in total ya got 16 electrons

3===> defines the period

4+12===> defines the group

and boom, there ya got yaself an element called sulphur

Answer 2

Oxygen is the element with electronic configuration of 16