Tests for Halides and Nitrate

JEE Main Chemistry · Qualitative Salt Analysis · 9 questions, latest first

• Treatment of a gas ' X ' with a freshly prepared ferrous sulphate solution gives a compound ' Y ' as a brown ring. The compounds…20266 April, Shift 2 · Q70
• On heating a mixture of common salt and K_2 Cr_2 O_7 in equal amount along with concentrated H_2 SO_4 in a test tube, a gas is…202621 January, Shift 2 · Q70
• During the detection of acidic radical present in a salt, a student gets a pale yellow precipitate soluble with difficulty in…20246 April, Shift 2 · Q72
• When MnO_2 and H_2 SO_4 is added to a salt, the greenish yellow gas liberated as salt (A) is:20244 April, Shift 2 · Q72
• In the reaction of potassium dichromate, potassium chloride and sulfuric acid (conc.), the oxidation state of the chromium in the…202431 January, Shift 2 · Q90
• Molar mass of the salt from NaBr, NaNO_3, KI and CaF_2 which does not evolve coloured vapours on heating with concentrated H_2…202431 January, Shift 1 · Q90
• The oxidation number of iron in the compound formed during brown ring test for NO_3^- ion is ____.202429 January, Shift 2 · Q87
• NaCl reacts with conc. H_2 SO_4 and K_2 Cr_2 O_7 to give reddish fumes, which react with NaOH to give yellow solution. and…202427 January, Shift 1 · Q80
• A chloride salt solution acidified with dil. HNO_3 gives a curdy white precipitate, [A], on addition of AgNO_3. [A] on treatment…202325 January, Shift 2 · Q43