Verified Solution • 2025–26 Session moderate

QJEEM20Ch1cdc: JEE Main 2020 Chemistry - Class 12 JEEM20Ch1cdc Solution: Match the following : .tg…

Match the following :

Test/Method Reagent
(i) Lucas Test (a) C6H5SO2Cl/ aq. KOH
(ii) Dumas method (b) HNO3/ AgNO3
(iii) Kjeldahl’s method (c) CuO/CO2
(iv) Hinsberg test (d) Conc. HCl and ZnCl2
(e) H2SO4

Multiple Choice Options

  • A (i)-(b), (ii)-(d), (iii)-(e), (iv)-(a)
  • B (i)-(d), (ii)-(c), (iii)-(e), (iv)-(a)
  • C (i)-(b), (ii)-(a), (iii)-(c), (iv)-(d)
  • D (i)-(d), (ii)-(c), (iii)-(b), (iv)-(e)

Step-by-Step Verified Solution

Lucas reagent – Conc. HCl/ZnCl2

Dumas method – CuO/CO2

Kjeldahl’s method – H2SO4

Hinsberg test – C6H5SO2Cl/aq. KOH

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