JEE Main 2026 Chemistry question
A salt with few drops of conc. HCl gives apple green colour in flame test. The group precipitate of the salt is dissolved in acetic acid and treated with K₂CrO₄ to give yellow precipitate. When the sodium carbonate extract of the salt solution is heated with conc. HNO₃ and ammonium molybdate, it resulted a canary yellow precipitate. The cation and anion present in the salt are respectively,
Answer: (B)
Solution
Apple-green flame and a yellow precipitate with K₂CrO₄ (BaCrO₄) identify
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