JEE Mains 30-Jan-2023 Shift 1 Solved Paper

Section: Chemistry

Question : 44 of 90

Marks: +1, -0

During the qualitative analysis of SO32− using dilute H2SO4,SO2 gas is evolved which turns K2Cr2O7 solution (acidified with dilute H2SO4 ):

[30-Jan-2023 Shift 1]

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