Give the symbol for the element with the following orbital diagram:



↑↓

1s

0000
↑↓

2s

0000
↑↓



↑↓

2p

↑↓



0000
↑↓

3s

0000
↑↓



↑↓

3p

↑↓



0000
↑↓

4s

0000
↑↓



↑↓



↑↓

3d

↑↓