During the qualitative analysis of SO₃²⁻ using dilute H₂SO₄, SO₂… | JEE Main 2023 Chemistry PYQ

MCQEasyJEE Main 2023 · 30 January, Shift 1Salt Analysis (Cations & Anions)

During the qualitative analysis of $\text{SO}_3^{2-}$ using dilute $\text{H}_2\text{SO}_4$ , $\text{SO}_2$ gas is evolved which turns $\text{K}_2\text{Cr}_2\text{O}_7$ solution (acidified with dilute $\text{H}_2\text{SO}_4$ ):

A
Black
B
Red
C
Green
D
Blue

Answer & step-by-step solution

Practice more Salt Analysis (Cations & Anions) questions

Get unlimited AI-adaptive practice, mastery tracking, and an AI tutor that explains every step - free to start.

Start free trial More on Salt Analysis (Cations & Anions)

Answer & step-by-step solution

Practice more Salt Analysis (Cations & Anions) questions

Related questions