Match List-I will List-II: List-I (Solid salt treated with dil. \H_2\SO_4 ) List-II (Anion detected) A. effervescence of colourless gas I. {\NO}_2^{-} B. gas with smell of rotten egg II. {\CO}_3^{2-} C. gas with pungent smell III. {\S}^{2-} D. brown fumes IV. {\SO}_3^{2-} Choose the correct answer from the options given below: [NEET 2024 Re]

Correct Answer is : A-II, B-III, C-IV, D-I

Class 11 NEET Chemistry Some P-block Elements Questions

Section: Chemistry

Question : 3 of 58

Marks: +1, -0

Match List-I will List-II:

	List-I (Solid salt treated with dil. H2SO4 )		List-II (Anion 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.	‌SO32−

Choose the correct answer from the options given below:

[NEET 2024 Re]

	Anion	-	Observation on treatment with dil. H2SO4
A.	Carbonate (CO32−)	-	Brisk effervescence of colourless and odourless gas (CO2)
B.	Sulphide (S2−)	-	Evolution of colourless gas with rotten egg like smell (H2S)
C.	Sulphite (SO32−)	-	Gas with pungent smell (SO2)
D.	Nitrite (NO2−)	-	Brown fumes (NO2)

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