u/Dangerous-Agency-69

Guys revising Phy Chem today. So lets drop the most imp (common or niche) formulas or concepts u guys know.

I'll start.

  1. buffer capacity can be given by 2.303 as/a+s where a and s are conc of acid and conjugate base.

  2. delG = VdP - SdT

  3. Cyclisation reduces entropy while racemization inc it.

  4. Azeotropic mixture is the condensate for min B pt and the residue for max bpt wale.

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u/Dangerous-Agency-69 — 8 days ago

Isn't this wrong or am i missing smth?

The ans is given 366 to 370.

I got the ans as 92.16 and even did it again rn Gemini also gets 92.16 only so is this wrong or i missed some factor of 4 somewhere??

u/Dangerous-Agency-69 — 10 days ago

The 2025 and 2024 sample paper can be given as a full mock (I found it very relevant and actually interesting questions)

Gave a full mock using those 2 papers today and it felt on the tougher side and very relevant can be given as a mock since these ques i had never seen before. got 106 in the 2024 and 94 in 2025 paper

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u/Dangerous-Agency-69 — 14 days ago

Are star scores and scores for other batches different even now ya same paper aate hai?

Cuz i feel ki paper 1 is actually star score waala level and paper 2 is much easier since the last 2 papers aisa hi pattern hai. And also p1 ke liye mere app pe all india rank dikhate hai star batch waale bachon ke bhi but p2 bas hamare center ke ranks dikha rhe hai isliye aisa confusion. Btao agar aisa kuch hai to?

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u/Dangerous-Agency-69 — 21 days ago

Guys iss q mei pucha hai konsa aromatic hai to isme upar wala compund diya hua hai aromatic ye bolke ki 10 pi electron hai lekin usme bhi to flag pole repusions lg skta hai na jaise niche waale mei lgta hai to kyu maan rhe hai usko aromatic?

u/Dangerous-Agency-69 — 25 days ago