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JEE Main 202116 MarchEvening Shift
Exam
JEE Main
Year
2021
Date
16 March
Shift
Evening Shift
Subject
Chemistry
Chapter
Practical Chemistry

JEE Main 2021 · 16 March · Evening Shift · Chemistry · Practical Chemistry

Match List-I with List-II List-I List-II...

Match List-I with List-II

List-I List-II
Test/Reagents/Observation(s) Species detected
(a) Lassaigne's Test (i) Carbon
(b) Cu(II) oxide (ii) Sulphur
(c) Silver nitrate (iii) N,S,PN, S, P, and halogen
(d) The sodium fusion extract gives black precipitate with acetic acid and lead acetate (iv) Halogen Specifically

The correct match is :

Options

  1. A(a)−(iii),(b)−(i),(c)−(ii),(d)−(iv)( a ) - ( iii ) , ( b ) - ( i ) , ( c ) - ( ii ) , ( d ) - ( iv )
  2. B(a)−(i),(b)−(iv),(c)−(iii),(d)−(ii)( a ) - ( i ) , ( b ) - ( iv ) , ( c ) - ( iii ) , ( d ) - ( ii )
  3. C(a)−(iii),(b)−(i),(c)−(iv),(d)−(ii)( a ) - ( iii ) , ( b ) - ( i ) , ( c ) - ( iv ) , ( d ) - ( ii )
  4. D(a)−(i),(b)−(ii),(c)−(iv),(d)−(iii)( a ) - ( i ) , ( b ) - ( ii ) , ( c ) - ( iv ) , ( d ) - ( iii )

Correct answer

C. (a)−(iii),(b)−(i),(c)−(iv),(d)−(ii)( a ) - ( iii ) , ( b ) - ( i ) , ( c ) - ( iv ) , ( d ) - ( ii )

Step-by-step solution

Match list :-

(a) Lassaigne's Test (i) N,S,PN, S, P and Halogen
(b) CuCu\left(II\right)Oxide</td><td>(ii)</td><td>Carbon</td></tr><tr><td>(c)</td><td>Oxide</td> <td>(ii)</td> <td>Carbon</td> </tr> <tr> <td>(c)</td> <td>{AgNO}_{3}</td><td>(iii)</td><td>Halogenspecifically.</td></tr><tr><td>(d)</td><td>Sodiumfusionextractgivenblackprecipitatewithaceticacidandleadacetate</td> <td>(iii)</td> <td>Halogen specifically.</td> </tr> <tr> <td>(d)</td> <td>Sodium fusion extract given black precipitate with acetic acid and lead acetate\left({CH}_{3}COOH / {\left({CH}_{3}COO\right)}_{2}Pb\right) (iv) Sulphur
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