Electrochemistry calculation of n

Toh agar koi Rittick Sir ke classes kiye hue hain toh please ye dekhiye -- Ec ke L4 mein (Yakeen 4.0 25) sir ne bola tha calculation of n, n = st. coeff x f,, par what about the cases? is it the same as calculation of f in redox rxn jo sir ne karaya tha? like for eg - Is it true for disproportionation also? I mean, in redox rxn, rittick sir said that, f = valency factor = |fOfR/fO+fR|, so if n = st coefficient x f, then n = |nOnR/nO+nR|, but then in case-iii where if 1 atom gets oxidised and one is reduced like KClO3-> KCl+3/2 O2, There, ftotal= |f ox|= |f red| so n total = |n ox| = |n red| which is again the same, But the problem arises with, KSCN -> SO42- + KCN, Here, f total= |f ox - f red|,, but what about calculation of n ?? i said in chatgpt and it said, n total = |n ox + n red| = st. coeff of molecule | f ox + f red|??? huh then its not the same,,,
17 Replies
iTeachChem Helper
iTeachChem Helper•2w ago
@Dexter
iTeachChem Helper
iTeachChem Helper•2w ago
Note for OP
+solved @user1 @user2... to close the thread when your doubt is solved. Mention the users who helped you solve the doubt. This will be added to their stats.
iTeachChem
iTeachChem•2w ago
bro xD is it possible for you to ping the actual q or a screenshot? This is really hard to decipher
Nothingelse
NothingelseOP•2w ago
im sorry i maybe over written a bit, i would try to write in paper then upload it here
iTeachChem
iTeachChem•2w ago
n factor is always either oxidation or reduction na na what you did is fine, just requesting a pic of the original q what is f? check out my session on redox, i have done disproportionation. that is the most complex thing that comes in jee i know you are talking about a different thing here - where one atom is getting oxidised and one reduced could you give me an actual q where this is used?
Real potato
Real potato•2w ago
I understand what you are talking about the different cases we study in redox rxn but apke teacher ne aisa islie bola hoga kyuki in Ec we dont face that complex reactions jaha adhe time n-factor nikalne me hi jaye Wo separate questions Redox me hi aate hai generally
Nothingelse
NothingelseOP•2w ago
let me clear this up a little bit first (im sorry if this is answered while im typing, i will see the messages after sending it) this is the redox part of f thingy, actually my sir uses n factor/valency factor as f,, now there is use cases many (5 actually), so its all understandable
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Nothingelse
NothingelseOP•2w ago
but problem arises with this calculation of n, which is all moles, so st, coeff x f,, now there is no use cases of this
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Nothingelse
NothingelseOP•2w ago
so i cant understand what to do if disproportionation rxn comes in electrochemistry uh 😓 there is not any question i have encountered so far that uses the cases, im just being on the safe side is it on youtube? ha could be that,, if that complex n factor doesnt come in exams then its no problem ig
Real potato
Real potato•2w ago
youll have to find out n factor with that formula then but as you said you havent faced any such questions and you wont probably especially in the jee exam untill someone decides to make a question very lengthy by making it hard to find n factor lol
iTeachChem
iTeachChem•2w ago
I think this is overcomplicating things. do them from first principles, you will be fine. you do not need these many formulae for redox. yes, type .iteachchem
Nothingelse
NothingelseOP•2w ago
yeah i also think that it wont come to exam 😅 , im just hyping up unnecessary thing
iTeachChem
iTeachChem•2w ago
or check my bio, that has bento links
Nothingelse
NothingelseOP•2w ago
alrighttt thanks 😄
Nothingelse
NothingelseOP•2w ago
ye got itt!! thanks 😄 +solved @iTeachChem @Real potato
iTeachChem Helper
iTeachChem Helper•2w ago
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