Match List - I with List - II : List - I (Metal ion) List - II (Group in Qualitative analysis) (a) Mn 2 + (i) Group - III (b) As 3 + (ii) Group - IIA (c) Cu 2 + (iii) Group - IV (d) Al 3 + (iv) Group - IIB Choose the most appropriate answer from the options given below :

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

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

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

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

Match the List-I with List-II : Cations Group reaction P → Pb 2 + , Cu 2 + H 2 S gas in presence of dilute HCl Q → Al 3 + , Fe 3 + NH 4 2 CO 3 in presence of NH 4 OH R → Co 2 + , Ni 2 + NH 4 OH in presence of NH 4 CI S → Ba 2 + , Ca 2 + H 2 S in presence of NH 4 OH

P → i , Q → iii , R → iv , S → ii

P → i , Q → iii , R → ii , S → iv

P → iv , Q → ii , R → iii , S → i

P → iii , Q → i , R → iv , S → ii

EASY

JEE Main

IMPORTANT

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Which element is not present in Nessler’s reagent?

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Important Questions on Qualitative Analysis

HARD

JEE Main

IMPORTANT

EMBIBE CHAPTER WISE PREVIOUS YEAR PAPERS FOR CHEMISTRY>Chapter 21 - Qualitative Analysis>JEE Main - 8th April 2017>Q 1

A solution containing a group

- IV

cation gives a precipitate on passing

H_{2} S .

A solution of this precipitate in dil.

HCl

produces a white precipitate with

NaOH

solution and bluish-white precipitate with basic potassium ferrocyanide. The cation is

EASY

JEE Main

IMPORTANT

EMBIBE CHAPTER WISE PREVIOUS YEAR PAPERS FOR CHEMISTRY>Chapter 21 - Qualitative Analysis>JEE Main - 6 September 2020 Shift 2>Q 2

Reaction of an inorganic sulphite

X

with dilute

H_{2} {SO}_{4}

generated compound

Y

. Reaction of

Y

with

NaOH

gives

X

. Further, the reaction of

X

with

Y

and water affords compound

Z, Y

and

X

, respectively, are :

EASY

JEE Main

IMPORTANT

EMBIBE CHAPTER WISE PREVIOUS YEAR PAPERS FOR CHEMISTRY>Chapter 21 - Qualitative Analysis>JEE Main - 4th April 2015>Q 3

Which one of the following compounds is not a yellow colored compound ?

EASY

JEE Main

IMPORTANT

EMBIBE CHAPTER WISE PREVIOUS YEAR PAPERS FOR CHEMISTRY>Chapter 21 - Qualitative Analysis>JEE Main - 4 September 2020 Shift 1>Q 4

On heating, lead (ll) nitrate gives a brown gas (A). The gas (A) on cooling changes to a colourless solid/liquid (B). (B) on heating with NO changes to ablue solid (C). The oxidation number of nitrogen in solid (C) is:

EASY

JEE Main

IMPORTANT

EMBIBE CHAPTER WISE PREVIOUS YEAR PAPERS FOR CHEMISTRY>Chapter 21 - Qualitative Analysis>JEE Main - 3rd April 2016>Q 5

The hottest region of Bunsen flame shown in the figure below is:

Question Image

EASY

JEE Main

IMPORTANT

EMBIBE CHAPTER WISE PREVIOUS YEAR PAPERS FOR CHEMISTRY>Chapter 21 - Qualitative Analysis>JEE Main - 31 August 2021 Shift 2>Q 6

Match List - I with List - II :

	List - I (Metal ion)		List - II (Group in Qualitative analysis)
(a)	${Mn}^{2 +}$	(i)	Group - III
(b)	${As}^{3 +}$	(ii)	Group - IIA
(c)	${Cu}^{2 +}$	(iii)	Group - IV
(d)	${Al}^{3 +}$	(iv)	Group - IIB

Choose the most appropriate answer from the options given below :

MEDIUM

JEE Main

IMPORTANT

EMBIBE CHAPTER WISE PREVIOUS YEAR PAPERS FOR CHEMISTRY>Chapter 21 - Qualitative Analysis>JEE Main - 2nd April 2017>Q 7

The sodium salt of an organic acid

X

produces effervescence with concentrated

H_{2} {SO}_{4}

X

reacts with the acidified aqueous

{CaCl}_{2}

solution to give a white precipitate which decolourises acidic solution of

{KMnO}_{4}

X

EASY

JEE Main

IMPORTANT

EMBIBE CHAPTER WISE PREVIOUS YEAR PAPERS FOR CHEMISTRY>Chapter 21 - Qualitative Analysis>JEE Main - 27 July 2021 Shift 2>Q 8

To an aqueous solution containing ions such as

{Al}^{3 +}, {Zn}^{2 +}, {Ca}^{2 +}, {Fe}^{3 +}, {Ni}^{2 +}, {Ba}^{2 +}

and

{Cu}^{2 +}

was added

conc . HCl

, followed by

H_{2} S

. The total number of cations precipitated during this reaction is/are :

Which element is not present in Nessler’s reagent?

Important Questions on Qualitative Analysis

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