Doubts
Sign in
12thPass logo
New chatPYQ LibraryDoubtsRank report
Sign in to see Recents
Sign in to save progress →
Doubts
Sign in

Practical Organic Chemistry question

2019 · 9 Jan · Shift 2 · Q3
Guest · try one question or challengeGuest · try one question or challenge
  1. PYQ Library
  2. /JEE Main
  3. /Chemistry
  4. /Practical Organic Chemistry
  5. /2019 · 9 Jan · Shift 2 · Q3

Practical Organic Chemistry question

2019 · 9 Jan · Shift 2 · Q3

JEE MainChemistryPractical Organic ChemistryMCQ+4 / −1
The tests performed on compound X and their inferences are :

Test Inference
(a) 2, 4 - DNP test Coloured precipitate
(b) Idoform test Yellow precipitate
(c) Azo-dye test No dye formation

Compound 'X' is :
  1. A
    JEE Main 2019 (Online) 9th January Evening Slot Chemistry - Practical Organic Chemistry Question 81 English Option 1
  2. B
    JEE Main 2019 (Online) 9th January Evening Slot Chemistry - Practical Organic Chemistry Question 81 English Option 2
  3. C
    JEE Main 2019 (Online) 9th January Evening Slot Chemistry - Practical Organic Chemistry Question 81 English Option 3
  4. D
    JEE Main 2019 (Online) 9th January Evening Slot Chemistry - Practical Organic Chemistry Question 81 English Option 4
PreviousNext

More from Practical Organic Chemistry

  • The correct match between item 'I' and item 'II' is : Includes table2019 · MCQ
  • An organic compound 'A' is oxidizod with Na2​O2​ followed by boiling with HNO3​. The resultant solution is then treated with ammonium molybdate to yield a yellow precipitate. Based on above observation, the element present in the given…2019 · MCQ
  • In a complexometric titration of metal ion with ligand M(Metal ion) + L(Ligand) → C(Complex) end point is estimated spectrophoto - metrically (through light absorption). If 'M' and 'C' do not absorb light and only 'L' absorbs, then the…2018 · MCQ
  • For standardizing NaOH solution, which of the following is used as a primary standard ?2018 · MCQ
  • Which of the following compounds will be suitable for Kjeldahl’s method for nitrogen estimation?2018 · MCQ
  • Sodium salt of an organic acid ‘X’ produces effervescence with conc. H2​SO4​. ‘X’ reacts with the acidified aqueous CaCl2​ solution to give a white precipitate which decolourises acidic solution of KMnO4​. ‘X’ is :2017 · MCQ
  • Sodium extract is heated with concentrated HNO3​ before testing for halogens because :2016 · MCQ
  • Which of the following reagents may be used to distinguish between phenol and benzoic acid ?2011 · MCQ