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]

Question

	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−

Examsnet · Accepted Answer

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

	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)

Class 11 NEET Chemistry Some P-block Elements Questions