NEET PYQs for Qualitative Analysis with Solutions: Practice NEET Previous Year Questions

Updated on - Jun 20, 2026

Qualitative Analysis is an important topic in the Chemistry section in NEET exam. Practising this topic will increase your score overall and make your conceptual grip on NEET exam stronger.

Also Check: NEET Re-Exam 2026 Question Paper with Solutions PDF

This article gives you a full set of NEET PYQs for Qualitative Analysis with explanations for effective preparation. Practice of NEET Chemistry PYQs including Qualitative Analysis questions regularly will improve accuracy, speed, and confidence in the NEET 2026 exam.

NEET PYQs for Qualitative Analysis with Solutions

1.
Match List-I with List-II :
List - ISolid salt treated with dil. H₂SO₄ List - IIAnion detected
(A) effervescence of colourless gas (I) NO₂⁻
(B) gas with smell of rotten egg (II) CO₃²⁻
(C) gas with pungent smell (III) S²⁻
(D) brown fumes (IV) SO₂³⁻
Identify the correct answer from the options given below :

List - ISolid salt treated with dil. H₂SO₄	List - IIAnion detected
(A) effervescence of colourless gas	(I) NO₂⁻
(B) gas with smell of rotten egg	(II) CO₃²⁻
(C) gas with pungent smell	(III) S²⁻
(D) brown fumes	(IV) SO₂³⁻

A-II, B-III, C-IV, D-I
A-IV, B-III, C-II, D-I
A-I, B-II, C-III, D-IV
A-II, B-III, C-I, D-IV

View Solution

2.
During Lassaigne's test, the elements present in an organic compound are converted from:
- Covalent form to ionic form
- Covalent form to covalent form
- Ionic form to ionic form
- Ionic form to covalent form
View Solution
3.
The correct order of increasing metallic character of \(Na\), \(Be\), \(Mg\), \(Si\) and \(P\) is:
- \(P
- \(Be
- \(P
- \(P
View Solution
4.
एक परखनली जिसमें लवण रखा है, कुछ बूँदें तनु \( \text{H}_2\text{SO}_4 \) की मिलाई गईं, जिससे रंगहीन वाष्प प्राप्त हुए जिनकी सिरके जैसी गंध थी। वाष्पों ने नीले लिटमस पत्र को लाल कर दिया। निम्नलिखित में से सही ऋणायन की पहचान कीजिए :
- ऐसीटेट, \( \text{CH}_3\text{COO}^- \)
- कार्बोनेट, \( \text{CO}_3^{2-} \)
- सल्फेट, \( \text{SO}_4^{2-} \)
- सल्फाइड, \( \text{S}^{2-} \)
View Solution
5.
हालाँकि लैंथेनॉयडों में +3 ऑक्सीकरण अवस्था सबसे अधिक सामान्य रूप से पाई जाती है, फिर भी सीरियम +4 ऑक्सीकरण अवस्था प्रदर्शित करता है क्योंकि :
- इसके निकटतम उत्कृष्ट (अक्रिय) गैस रेडॉन है।
- एक और इलेक्ट्रॉन की हानि के पश्चात, यह 4f\(^{14}\) इलेक्ट्रॉनिक विन्यास प्राप्त कर लेता है।
- इसका परमाणु क्रमांक 61 है।
- एक और इलेक्ट्रॉन की हानि के पश्चात, यह 4f\(^0\) इलेक्ट्रॉनिक विन्यास प्राप्त कर लेता है।
View Solution
6.
In a test tube containing a salt, a few drops of dilute \({H2SO4}\) was added, which gave colourless vapours having the smell of vinegar. The vapours turned blue litmus paper red. Identify the correct anion from the following.
- Carbonate, \({CO3^{2-}}\)
- Sulphite, \({SO3^{2-}}\)
- Acetate, \({CH3COO^-}\)
- Sulphide, \({S^{2-}}\)
View Solution
7.
Match List-I with List-II :
List - I(Test/reagent) List - II(Radical identified)
(A) Lake Test (I) NO₃⁻
(B) Nessler’s Reagent (II) Fe³⁺
(C) Potassium sulphocyanide (III) Al³⁺
(D) Brown Ring Test (IV) NH₄⁺
Identify the correct answer from the options given below :
- A-IV, B-II, C-III, D-I
- A-II, B-IV, C-III, D-I
- A-II, B-III, C-IV, D-I
- A-III, B-IV, C-II, D-I
View Solution
8.
Match List I with List II:

Choose the correct answer from the options given below:
- A-III, B-IV, C-II, D-I
- A-III, B-II, C-IV, D-I
- A-III, B-IV, C-I, D-II
- A-III, B-IV, C-II, D-I
View Solution

List - I(Test/reagent)	List - II(Radical identified)
(A) Lake Test	(I) NO₃⁻
(B) Nessler’s Reagent	(II) Fe³⁺
(C) Potassium sulphocyanide	(III) Al³⁺
(D) Brown Ring Test	(IV) NH₄⁺

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NEET PYQs for Qualitative Analysis with Solutions: Practice NEET Previous Year Questions

NEET PYQs for Qualitative Analysis with Solutions

2.
During Lassaigne's test, the elements present in an organic compound are converted from:

3.
The correct order of increasing metallic character of \(Na\), \(Be\), \(Mg\), \(Si\) and \(P\) is:

6.
In a test tube containing a salt, a few drops of dilute \({H2SO4}\) was added, which gave colourless vapours having the smell of vinegar. The vapours turned blue litmus paper red. Identify the correct anion from the following.

7.
Match List-I with List-II :
List - I(Test/reagent) List - II(Radical identified)
(A) Lake Test (I) NO₃⁻
(B) Nessler’s Reagent (II) Fe³⁺
(C) Potassium sulphocyanide (III) Al³⁺
(D) Brown Ring Test (IV) NH₄⁺
Identify the correct answer from the options given below :

8.
Match List I with List II:

Choose the correct answer from the options given below:

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NEET PYQs for Qualitative Analysis with Solutions

2.During Lassaigne's test, the elements present in an organic compound are converted from:

3.The correct order of increasing metallic character of \(Na\), \(Be\), \(Mg\), \(Si\) and \(P\) is:

6.In a test tube containing a salt, a few drops of dilute \({H2SO4}\) was added, which gave colourless vapours having the smell of vinegar. The vapours turned blue litmus paper red. Identify the correct anion from the following.

7.Match List-I with List-II : List - I(Test/reagent)List - II(Radical identified)(A) Lake Test(I) NO3−(B) Nessler’s Reagent(II) Fe3+(C) Potassium sulphocyanide(III) Al3+(D) Brown Ring Test (IV) NH4+Identify the correct answer from the options given below :

8.Match List I with List II:Choose the correct answer from the options given below:

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2.
During Lassaigne's test, the elements present in an organic compound are converted from:

3.
The correct order of increasing metallic character of \(Na\), \(Be\), \(Mg\), \(Si\) and \(P\) is:

6.
In a test tube containing a salt, a few drops of dilute \({H2SO4}\) was added, which gave colourless vapours having the smell of vinegar. The vapours turned blue litmus paper red. Identify the correct anion from the following.

7.
Match List-I with List-II :
List - I(Test/reagent) List - II(Radical identified)
(A) Lake Test (I) NO₃⁻
(B) Nessler’s Reagent (II) Fe³⁺
(C) Potassium sulphocyanide (III) Al³⁺
(D) Brown Ring Test (IV) NH₄⁺
Identify the correct answer from the options given below :

8.
Match List I with List II:

Choose the correct answer from the options given below: