Estimation of Sulphur and Phosphorus

JEE Main Chemistry · Purification and Characterisation of Organic Compounds · 9 questions, latest first

• In an estimation of sulphur by Carius method 0.2 g of the substance gave 0.6 g of BaSO_4. The percentage of sulphur in the…20265 April, Shift 1 · Q72
• In sulphur estimation, 2.0 × 10^-3 mol of an organic compound (X) (molar mass 76 g mol^-1 ) gave 0.4813 g of barium sulphate…20264 April, Shift 2 · Q75
• A student has been given 0.314 g of an organic compound and asked to estimate Sulphur. During the experiment, the student has…202628 January, Shift 2 · Q70
• By usual analysis, 1.00 g of compound (X) gave 1.79 g of magnesium pyrophosphate. The percentage of phosphorus in compound (X)…202621 January, Shift 2 · Q61
• In Carius method, 0.75 g of an organic compound gave 1.2 g of barium sulphate, find percentage of sulphur (molar mass 32 g mol^-1…202621 January, Shift 1 · Q62
• In the sulphur estimation, 0.20 g of a pure organic compound gave 0.40 g of barium sulphate. The percentage of sulphur in the…202529 January, Shift 2 · Q73
• During "S" estimation, 160 mg of an organic compound gives 466 mg of barium sulphate. The percentage of Sulphur in the given…202523 January, Shift 1 · Q75
• In Carius tube, an organic compound ' X ' is treated with sodium peroxide to form a mineral acid 'Y'. The solution of BaCl_2 is…202310 April, Shift 2 · Q72
• In sulphur estimation, 0.471 g of an organic compound gave 1.4439 g of barium sulphate. The percentage of sulphur in the compound…202325 January, Shift 1 · Q60