NCERT Books

  • NCERT Class 11 Chemistry Lab Manual Titrimetric Analysis

                                                                     TITRIMETRIC ANALYSIS  You are already aware that a substance is analysed to establish its qualitative and quantitative chemical composition. Thus, chemical analysis can be categorised as qualitative analysis and quantitative analysis...

  • NCERT Class 11 Chemistry Lab Manual Systematics Qualitative Analysis

                                                               SYSTEMATIC QUALITATIVE ANALYSIS    Analysis always does not mean breaking of substance into its ultimate constituents. Finding out the nature of substance and identity of its constituents is also analysis and is known as qualitative...

  • NCERT Class 11 Chemistry Lab Manual Purification and Criteria of Purity

                                                     PURIFICATION AND CRITERIA OF PURITY  For the identification of a compound, qualitative analysis of pure substance is required. Therefore, first we have to purify the substance and then check its purity. There are many techniques namely,...

  • NCERT Class 11 Chemistry Lab Manual ph and ph change in Aqueous Solutions

                                                             PH AND PH CHANGE IN AQUEOUS SOLUTIONS You have already performed experiments on dynamic equilibrium between unionised salt and the ions produced by it on dissolving in a solvent. In this unit we will learn about shift in ionic equilibrium...

  • NCERT Class 11 Chemistry Lab Manual Introduction

    INTRODUCTION  L ABORATORY work has special importance in the learning of science as scientific principles develop and grow on the basis of laboratory work. Chemistry is an experimental science; the concepts learned in the theory classes are better understood through experimentation. Laboratory work...

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  • What is NTSE Exam ? National Talent Search Examination which is called NTSE in short is a national level examination which is conducted by NCERT (National Council of Education Research and Training). This is one of the most prestigious national level scholarship based exam conducted in India. This is also one of the oldest exam conducted at a national level in India. The first exam was conducted...
  • The government has been making it mandatory in schools across the country to use NCERT books only. Various school boards in India have been sending out notices to schools in their state to strictly follow NCERT books. All private and government schools have been instructed to follow the books and syllabus as prescribed by NCERT. It was observed during a survey by the UP government that many...