determination of melting point of an organic compound Determination of melting point of an organic compound is an important chemistry practical used to identify and check the purity of organic substances. In this experiment the melting point of benzoic acid is determined using an electrically heated melting point apparatus and capillary tube method in the […]
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amide derivative of carboxylic acid Amide derivative of carboxylic acid is an important organic chemistry practical in which a carboxylic acid reacts with ammonia to form an amide derivative. This experiment helps in identification of organic compounds through derivative preparation and melting point determination in laboratory. कार्बोक्सिलिक अम्ल का डेरिवेटिव तैयार करना (Amiamide derivative of
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laboratory glassware Laboratory glassware का अध्ययन रसायन प्रयोगशाला में प्रयुक्त विभिन्न कांच के उपकरणों जैसे बीकर, कोनिकल फ्लास्क, पाइपेट, ब्युरेट, वॉल्यूमेट्रिक फ्लास्क, टेस्ट ट्यूब आदि की संरचना, उपयोग और सावधानियों को समझने के लिए किया जाता है। यह प्रयोग छात्रों को प्रयोगशाला उपकरणों की सही पहचान और सुरक्षित उपयोग की जानकारी देता है। रसायन प्रयोगशाला
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isolation of caffeine from tea leaves practical Learn the isolation of caffeine from tea leaves through a simple organic chemistry practical. This experiment explains the extraction of caffeine using solvent extraction, including principle, procedure, chemicals used, and formation of caffeine crystals. Ideal for B.Sc. and M.Sc. chemistry students studying organic laboratory techniques. Isolation of Caffeine
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sodium tetrathionate Learn the synthesis and characterization of Sodium Tetrathionate (Na₂S₄O₆) in a simple way. This chemistry practical explains the preparation of sodium tetrathionate from sodium thiosulfate and iodine, including reaction, procedure, properties, and laboratory precautions. Useful for B.Sc. and M.Sc. chemistry students studying inorganic synthesis and practical chemistry. Synthesis and Characterization of Sodium Tetrathionate
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metal-ligand complex examples Metal–Ligand Complex के महत्वपूर्ण examples को आसान भाषा में समझें। Coordination chemistry में metal ions और ligands कैसे complex बनाते हैं, उनके structure, bonding और common examples जैसे [Cu(NH₃)₄]²⁺, [Fe(CN)₆]³⁻, [Ag(NH₃)₂]⁺ आदि का अध्ययन करें। Chemistry students के लिए यह guide complexes की समझ को सरल बनाती है। Study of a Metal–Ligand
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p toluidine Preparation of p-Chlorobenzoic acid from p-Toluidine using the Sandmeyer Reaction. Complete organic chemistry practical including aim, principle, chemical reaction, procedure, observations, and result for B.Sc. and M.Sc. chemistry students. Preparation of p-Chlorobenzoic Acid from p-Toluidine 1. Aim p-Toluidine से p-Chlorobenzoic acid तैयार करना। यह reaction दो मुख्य steps में होती है: 2. Principle
spectrophotometric method Determination of nickel using extractive spectrophotometric and colorimetric method with dimethylglyoxime reagent. Complete chemistry practical including aim, principle, procedure, calculation, result, and diagram for B.Sc. and M.Sc. chemistry students. Determination of Nickel by Extractive Spectrophotometric / Colorimetric Method 1. उद्देश्य (Aim) दिए गए घोल में उपस्थित Nickel (Ni²⁺) की मात्रा का निर्धारण UV–Visible
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tlc chromatography Identification of metal ions using Paper Chromatography and Thin Layer Chromatography with calculation of Rf (Retention factor) values. Complete inorganic chemistry practical including aim, principle, procedure, observation table, and diagram for B.Sc. and M.Sc. chemistry students. Practical: Identification of Metal Ions by Paper / TLC Chromatography 1. Aim दिए गए mixture में उपस्थित
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Preparation of Potassium tris(oxalate)chromate(III) Potassium tris(oxalate)chromate(III) की preparation का complete inorganic chemistry practical – aim, principle, reaction, procedure, diagram और precautions के साथ। B.Sc. और M.Sc. chemistry students के लिए आसान भाषा में समझाया गया practical. 1. Aim Potassium tris(oxalate)chromate(III) complex को तैयार करना। 2. Principle इस प्रयोग में Chromium(III) chloride को Oxalic acid और
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