JEE Advanced_2018_S2 ( Chemistry 2018 Q-2 ) - Competishun – Live JEE & NEET Courses and Exam Prep

JEE Advanced 2018

Paper-2 2018

Multiple correct answers - Select all that apply

Question

The correct option(s) to distinguish nitrate salts of $\mathrm{Mn}^{2+}$ and $\mathrm{Cu}^{2+}$ taken separately is (are)

Select ALL correct options:

$\mathrm{Mn}^{2+}$ shows the characteristic green colour in the flame test

Only $\mathrm{Cu}^{2+}$ shows the formation of precipitate by passing $\mathrm{H}_2 \mathrm{~S}$ in acidic medium

Only $\mathrm{Mn}^{2+}$ shows the formation of precipitate by passing $\mathrm{H}_2 \mathrm{~S}$ in faintly basic medium

$\mathrm{Cu}^{2+} / \mathrm{Cu}$ has higher reduction potential than $\mathrm{Mn}^{2+} / \mathrm{Mn}$ (measured under similar conditions)

✓ Correct! Well done.

✗ Incorrect. Try again or view the solution.

⚠ Partially correct. Some answers are missing.

Solution

Question Tags

JEE Advance

Chemistry

Easy

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