Summary
Summary Distinction Tests Class 12
- Module
- Institution
This is well written notes of 'Distinction Tests' of organic chemistry class 12. All tests are covered from book of Organic chemistry.
[Show more]
Seller
Follow
salonii007
Content preview
DISTINCTION TESTName Distinction Between Reagent Detection Remarks
3ᴼ- immidiate turbidity
Conc. HCL
Lucas Test 1ᴼ, 2ᴼ, 3ᴼ Alcohols 2ᴼ- turbidity after sometime OH Hatao Cl lagao + pani
Anhyd. AlCl3
1ᴼ- no turbidity
AgNO2 Test Haloalkane & Haloarene AgNO2 AgCl (white ppt) Cl hatao, NO 2 lagao
[Ag(NH3 ) 2 ]⁺ Aldehyde + [Ag(NH3)2]⁺ → RCOO⁻ + Ag￬
Tollen's Reagent Aldehyde & Ketone Alakaline Silver Mirror (Ag) But
medium Ketone + [Ag(NH3)2]⁺ → X
Aldehyde & Ketone
Fehling's Test 2Cu2+ + 4OH⁻ Red-Brown ppt (Cu2O) -
(Aromatic Aldehyde also)
Aldehyde & Ketone
CH3CO- + NaOH + I2 → CHI3 (yellow ppt)
Iodoform Test having minimum one CH3 NaOH + I2 Yellow ppt (CHI3)
CH3CHOH + NaOH + I2 → CHI3 (yellow ppt)
group
RCOOH & Phenol
NaHCO3 Test NaHCO3 CO2 RCOOH + NaHCO3 → RCOONa + CO2↑
RCOOH & Ester
Either RCHO
2,4 DNP Test Orange red
or Ketone
Double or triple bond
Bayer's Test Br2 / H2 O Decolorise C- + Br2 (Red) → -C(Br)-C(Br) (Colorless)
present in straight chain
Aliphatic and Aromatic β-napthol
Azo-Dye Test HNO2
1ᴼ Amines Orange dye (insoluble in water)
The benefits of buying summaries with Stuvia:
Guaranteed quality through customer reviews
Stuvia customers have reviewed more than 700,000 summaries. This how you know that you are buying the best documents.
Quick and easy check-out
You can quickly pay through credit card for the summaries. There is no membership needed.
Focus on what matters
Your fellow students write the study notes themselves, which is why the documents are always reliable and up-to-date. This ensures you quickly get to the core!
Frequently asked questions
What do I get when I buy this document?
You get a PDF, available immediately after your purchase. The purchased document is accessible anytime, anywhere and indefinitely through your profile.
Satisfaction guarantee: how does it work?
Our satisfaction guarantee ensures that you always find a study document that suits you well. You fill out a form, and our customer service team takes care of the rest.
Who am I buying these notes from?
Stuvia is a marketplace, so you are not buying this document from us, but from seller salonii007. Stuvia facilitates payment to the seller.
Will I be stuck with a subscription?
No, you only buy these notes for £4.73. You're not tied to anything after your purchase.
Can Stuvia be trusted?
4.6 stars on Google & Trustpilot (+1000 reviews)
81849 documents were sold in the last 30 days
Founded in 2010, the go-to place to buy revision notes and other study material for 14 years now