Chemistry Test

Akpors and Ambali's conversation in bathroom during test!

Akpors: You gotta help me!
Ambali: I am just here for sometime. I can't help during test!
Akpors: Please dude, I'm gonna fail.
Ambali: Okay be quick, ask me?
Akpors: What's the abbreviation for Nobelium?
Ambali: NO.
Akpors: But you said you will tell me.
Ambali: NO!
Akpors: Ok leave it, tell me what's Sodium?
Ambali: Na.
Akpors: Damn! Atleast tell me of Potassium?
Ambali: Hmm, K.
Akpors: What's Okay?
Ambali: Just K?
Akpors: What's just OK?
Ambali: You mean OK2?
Akpors: What's OK too?
Ambali: Potassium Oxide!
Akpors: Oxide?
Ambali: O.
Akpors: Oh! What?
Ambali: Oxygen!
Akpors: Damn! not Oxygen, I asked for Potassium?
Ambali: K.
Akpors: NO.
Ambali: Nobelium.
Akpors: Nobelium?
Ambali: NO.
Akpors: Just give me the bonus question's answer!
What's Element166 ?
Ambali: Uhh.
Akpors: Yeah, go on!
Ambali: UH
Akpors: UHH?
Ambali: Exactly!
Akpors: NO WHAT IS IT?
Ambali: Nobelium!
Akpors: Damn! for Pete sake, Atleast tell me for URANIUM?
Ambali: That's U !
Akpors: I know that's up to me, but I'm asking your help!
Ambali: U !
Akpors: NO YOU !!!