Discussion Solve this Chemistry question

[FLAME KAISER]

The 17th one
I got the answer from the key but I don't know the reason

 

[Linesnap99]

not one kb

 

[Regenerator]

5f8 I think

 

[FLAME KAISER]

5f8 I think

The answer is 2d5 but I don't know how

 

[_ImNotHere_]

over

 

[Starfish]

Looked at it for a millisecond and now have a headache

 

[_ImNotHere_]

Looked at it for a millisecond and now have a headache

 

[RealSchizo]

i cannot

 

[Regenerator]

The answer is 2d5 but I don't know how

That's surprising.

 

[Doesitmatter?]

It's 2d5 because d orbital doesn't exist in 2nd energy level (n=2)

 

[Rapist]

You're lucky you joined this forum a few weeks before the age rule.

 

[FLAME KAISER]

You're lucky you joined this forum a few weeks before the age rule.

What changed

 

[FLAME KAISER]

It's 2d5 because d orbital doesn't exist in 2nd energy level (n=2)

Ok now I get it

Damn I should've used aufbauf table

 

[Rapist]

What changed

People under 18 aren't allowed to join.

 

[FLAME KAISER]

People under 18 aren't allowed to join.

How was it before

 

[Rapist]

How was it before

Terrible. The youngfags were always the worst users.

 

[FLAME KAISER]

Terrible. The youngfags were always the worst users.

Aha

 

[turbosperg]

I don't know the reason

No one knows the reason, that's the funny thing.

 

[psyop]

I would’ve answered this with ease 2 years ago. Lowkey miss being in education; learning something new then recognizing the pattern and applying it elsewhere

 

[VλREN]

View attachment 1230787

The 17th one
I got the answer from the key but I don't know the reason

Macaroni salad