Class 12 Chemistry NCERT Solutions (Chapter-wise) FREE PDF is a comprehensive solution guide for all the questions from the textbook of Class 12 Chemistry. Students can solve each and every question from this book for better clarity. Each topic is covered in detail with complete elaboration provided to the students to understand all the complex … Read more
There are various types of drugs in this world. Each drug is made in a different way and has a different effect on human body. We all have heard about drugs, but many people still do not know about them, in terms of the type of drug, the effect of the drug and its preparation. … Read more
Chemical technology MCQs, chemical technology quiz questions and answers. Free chemical technology quiz online for educational purposes. A collection of chemistry MCQs on chemical technology. Browse our collection of general science MCQs to improve your general science knowledge. Chemical Technology MCQs and Answers 1. The form of sulphur which is the most stable at ordinary … Read more
Acids Bases and Salts Questions and Answers with FREE PDF Download 1. Which of the following substance will not give carbon dioxide on treatment with dilute acid? Marble Limestone Baking soda Lime Answer: Lime 2. Which one of the following can be used as an acid–base indicator by a visually impared student? Litmus Turmeric Vanilla essence Petunia … Read more
NCERT Class 12 Chemistry Short Questions & Answers NCERT Class 12 Chemistry QUESTIONS NCERT Class 12 Chemistry Short Questions & Answers 1 Mole fraction of glycerine C3H5(OH)3 in solution containing 36 g of water and 46 g of glycerine is A 0.40 B 0.46 C 0.36 D 0.20 Answer: 0.20 2 The first step in … Read more
NCERT Class 12 Chemistry Gk Questions & Answers NCERT Class 12 Chemistry QUESTIONS NCERT Class 12 Chemistry Gk Questions & Answers 11 Which one of the following characteristics of the transistion metals is associated with higher catalytic activity? A Colour of hydrate ions B Variable oxidation states C Paramagnetic behaviour D High enthalpy of atomisation … Read more
NCERT Class 12 Chemistry Multiple Choice Questions(MCQs) & Answers NCERT Class 12 Chemistry QUESTIONS NCERT Class 12 Chemistry Multiple Choice Questions(MCQs) & Answers 21 Trunbull’s blue is A Ferrous ferricyanide B Fe3[Fe(CN)6]4 C Ferrous cyanide D Ferricyanide Answer: Ferrous ferricyanide 22 Roasted copper pyrites on smelting with sand produces A FeSiO3 and Cu2S B Fe3(PO4)2 … Read more
NCERT Class 12 Chemistry very short Questions & Answers NCERT Class 12 Chemistry QUESTIONS NCERT Class 12 Chemistry very short Questions & Answers 31 Which one of the following ore is concentrated by chemical leaching method? A Argentite B Cinnabar C Copper pyrites D Galena Answer: Argentite 32 In the following question a statement of … Read more
NCERT Class 12 Chemistry Multiple Choice Questions(MCQs) & Answers NCERT Class 12 Chemistry QUESTIONS NCERT Class 12 Chemistry Objective type Questions & Answers 51 A drug that is antiseptic as well as analgesic is A Para acetamidophenol B Paracetamol C Chloropromazine hydrochloride D Chloramphenicol Answer: Para acetamidophenol 52 Which one is a broad spectrum drug? … Read more
NCERT Class 12 Chemistry General Awareness Questions with Answers NCERT Class 12 Chemistry QUESTIONS NCERT Class 12 Chemistry General Awareness Questions with Answers 61 Which of the following statements about the catalyst is true? A A catalyst accelerates the rate of reaction by bringing down the activation energy. B A catalyst does not participate in … Read more