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Practical Chemistry — JEE Main & Advanced NSEC PYQs

8 previous year questions from Practical Chemistry with answers and solutions. Numbered list, year tags, and one-tap solutions — built for serious JEE / NEET practice.

8 questionsNSECSolutions on every page

A colorless water-soluble compound on strong heating liberates a brown colored gas and leaves a yellow residue that turns white on cooling. An aqueous solution of the original soli

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Addition of dil. HCl to an aqueous solution of a mixture of two inorganic salts yielded white precipitate E and filtrate F . Precipitate E dissolved in hot water. F in alkaline ali

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Passing H ₂ ~S gas into a mixture of Mn ²⁺, Ni ²⁺, Cu ²⁺ and Hg ²⁺ in an acidified aqueous solution precipitates

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In qualitative inorganic analysis of a water-soluble salt mixture (salt AB + salt XY ) both the cations were identified as sulphides. In the tests for anions sodium carbonate extra

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A colorless water-soluble compound on strong heating liberates a brown colored gas and leaves a yellow residue that turns white on cooling. An aqueous solution of the original soli

Olympiad workbook Solution View → 6

Passing H ₂ ~S gas into a mixture of Mn ²⁺, Ni ²⁺, Cu ²⁺ and Hg ²⁺ in an acidified aqueous solution precipitates

Olympiad workbook Solution View → 7

In qualitative inorganic analysis of a water-soluble salt mixture (salt AB + salt XY ) both the cations were identified as sulphides. In the tests for anions sodium carbonate extra

Olympiad workbook Solution View → 8

Addition of dil. HCl to an aqueous solution of a mixture of two inorganic salts yielded white precipitate E and filtrate F . Precipitate E dissolved in hot water. F in alkaline ali

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