Comprehensive Experimental ChemistryNew Age International, 1997 - 376 من الصفحات This Book Has Been Especially Written For Class Xii Students Under 10+2 Pattern Of Education According To The Syllabi Prescribed By The Cbse And Other States Boards. This Book Will Help The Students In Acquiring Correct Skills In Practicals And Various Techniques Of All Laboratory Experiments.Salient Features * An Introduction To The Book Is Given. This Describes The Laboratory Apparatus And Instructions And Precautions For Working In The Laboratory. * Simple Language And Lucid Style. * Adequate Number Of Illustrations To Explain And To Clarify The Use Of Various Apparatus Used In The Laboratory. * Theoretical Aspects Of Each Equipment Have Been Discussed Along With Experiments. * In Volumetric Analysis, Both The Normality And Molarity Concepts Are Made Clear. * Li>In Quantitative Analysis (Inorganic And Organic), Various Tests Have Been Given In A Systematic Way.Specimen Recordings Of Experiments Are Given To Help The Students To Record On Their Notebooks. * Viva-Voice Questions Have Been Included In Each Chapter. * A Fairly Large Number Of Investigatory Projects Covering Various Topics Are Given. Selection Of Projects Is Carefully Made Which Can Be Easily Performed In School Laboratory. * An Appendix Describing Various Chemical Hobbies Is Given Which Will Be Extremely Helpful To The Students For The Development Of Chemical Hobbies, Understanding The Basic Principles Involved And The Chemistry Of Various Hobbies. * An Appendix Describing Some Typical Chemical Exhibits Is Also Given. This Will Help The Students To Participate In The Science Fares Organized By Various Agencies. These Experiments Will Cultivate Interest Among The Students For Learning Chemistry. * An Appendix Each For The Solubility'S Of Various Salts, Atomic Weights, Preparation Of Various Reagents, Indicator Papers And The First Aid To Be Administered In Case Of Accidents Is Given. The Syllabi Prescribed For Class Xii Students Under 10+2 Pattern Along With Distribution Of Marks Is Also Given. |
المحتوى
Preparation of Double Salts | 9 |
4 | 21 |
Chromatography | 31 |
Volumetric Analysis | 42 |
Qualitative Analysis of Inorganic Mixtures | 67 |
Analysis of Fertilizers | 104 |
Carbohydrates Fats and Proteins | 107 |
Tests for Functional Groups | 116 |
CEMENT estimation of iron and calcium in cement | 276 |
To study the relationship between solubility product | 284 |
Alcohometry Determination of the concentration of ethyl alcohol in pharmaceutical preparations and alcoholic beverages | 298 |
To study the diffusion of solids in liquid under different conditions | 303 |
To determine the rate of evaporation of various liquids and to study the effect of surface area and temperature on rate of evaporation | 305 |
To study the corrosion and rusting of iron | 308 |
Accidents in the laboratory and first aid treatment | 312 |
Chemical hobbies | 315 |
Distinction Between Pairs of Organic Compounds | 129 |
Colours Dyes and Pigments | 143 |
Perfumes | 155 |
Foods | 168 |
preservatives | 188 |
Its preparation and comparison with natural | 194 |
Miscellaneous | 200 |
To determine the total alkalinity in various water samples | 210 |
Determination of carbon dioxide in the atmosphere | 222 |
find the molecular weight of the fats | 234 |
28 | 237 |
Extraction of Natural Products | 240 |
CationAnion Analysis | 249 |
27 | 323 |
Chemical exhibits | 324 |
Preparation of laboratory reagents | 334 |
Preparation of indicators | 339 |
Preparation of testing papers | 340 |
Atomic weight of some common elements | 341 |
Periodic charts of the elements AppendixIX Common names of some chemicals | 345 |
Strength of concentrated aqueous solutions of some acids and aqueous amonia 320 | 346 |
Solubility chart for inorganic salts 323 | 348 |
Melting points of some organic compounds 324 | 351 |
355 | |
عبارات ومصطلحات مألوفة
acetic acid acetone acid solution added aldehydes alkaline ammonium anions beaker Benzaldehyde bicarbonate blue boiling boiling tube burette Ca2+ calcium carbohydrates cations chemical chloride chromatography colourless conc concentration confirmed conical flask contain COOH cooled copper Cu2+ dilute dioxide dissolved distilled water drops ester ethyl alcohol extract Fehling's Fehling's solution ferric filter paper glass H₂O heating HNO3 hydrochloric acid indicator iodine iodoform ions KMnO4 solution liquid litre methyl orange Mg2+ milk mixture ml water Mohr's salt Molecular NaOH NH4OH Observation Table obtained odour organic compound oxalic acid oxidation oxidised Pb2+ perfume phenol phenolphthalein polymers potassium potassium permanganate prepared presence Procedure proteins reagent salicylate sample soap sodium carbonate sodium hydroxide sodium hydroxide solution soil soluble solvent starch substance sulphate sulphuric acid Take temperature test tube titration V₁ volume washed water bath weight white ppt White precipitate yellow