Brisk effervescence class 10
WebAn organic compound 'A' produces a gas with brisk effervescence when sodium bicarbonate is added to it. The compound 'A' contains same number of carbons as in ethane. The compound 'A' reacts with ethanol to form a sweet smelling compound 'C' in presence of conc. H 2 S O 4 . A and C respectively are :
Brisk effervescence class 10
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WebMar 16, 2024 · Answer: The word brisk means fast or rapid and the word e fflorescence means formation of bubbles in the liquid. Therefore, brisk effervescence can be defined … WebAug 12, 2024 · Question 1. (a) Give Arrhenius definition of an acid and a base. (CBSE 2006) Acid: Acids are those substances which release H + ions when dissolved in water. (b) The strong acid is HCl and strong base is KOH. Question 2. (a) Write the formula and chemical name of bleaching powder.
WebAns. (a) By dipping a strip of blue litmus paper into the sample of river water. If the colour changes to red, this means that some acid has gone into the river. (6) Corrosion. (c) Iron reacts with an acid to evolve hydrogen gas. Q.7. A student prepared solutions of (i) an acid and (ii) a base in two separate beakers. WebMar 29, 2024 · Answer. When acetic acid is added to sodium bicarbonate, the following reaction takes place: Bubbles of CO 2 gas (which is colorless and odourless ) are seen. …
WebJul 15, 2024 · c) NaHCO 3. d) Ca 2 C. Answer: (a) CHCl 3. Explanation: Carbon always forms covalent compounds by sharing its electrons with other atoms. Now, in covalent … WebApr 1, 2024 · In the classes of chemistry, we have studied the general concept which deals with the reaction of acids with the salt which generally produces salt and water and some …
WebApr 8, 2024 · An organic compound ‘A’ of molecular formula C2H4O2 turns blue litmus red and gives brisk effervescence with NaHCO3. Identify. asked Oct 26, 2024 in Chemistry by Eihaa (51.1k points) carbon and its compounds; class-10; ... (upto class 10+2) preparing for All Government Exams, CBSE Board Exam, ICSE Board Exam, State Board Exam, JEE …
WebApr 19, 2024 · Study Material. Students of ICSE Class 10 should refer to Study of Compounds Sulphuric Acid ICSE Class 10 Chemistry board year questions and solutions. below which have come in past board exams. You should always go through questions that have come in previous years. This will help you to understand the pattern of questions in … emachines w3619 amd processor upgradeWebThe Question and answers have been prepared according to the Class 10 exam syllabus. Information about What do you mean by brisk effervescence? Explain in your own … emachines w3653 hard drivesWebAttempt Module 2 - MCQ Test, Class 10 Science 30 questions in 30 minutes Mock test for Class 10 preparation ... It reacts with solid sodium carbonate to give brisk effervescence. A. A, B and D. B. A and C. C. A and B. D. A, C and D. Detailed Solution for Module 2 - MCQ Test, Class 10 Science - Question 24. ford motor company louisville hiringWebSep 18, 2024 · CBSE Class 10 Science . Compartment Question Paper 2024. Set - 1 (Paper Code - 31/1/1) ... A metal compound X reacts with dilute hydrochloric acid to produce brisk effervescence. The gas evolved ... emachines webcam softwareWebSep 1, 2024 · Extra Questions for Class 10 Science Chapter 4 Carbon and its Compounds with Answers Solutions. Extra Questions for Class 10 Science Chapter 4 Very Short Answer Type ... The gas is evolved … ford motor company logosWebMar 4, 2024 · Ethanoic acid : Brisk effervescence with the evolution of CO 2. ← Prev Question Next Question →. Find MCQs & Mock Test. JEE Main 2024 Test Series ... Students (upto class 10+2) preparing for All Government Exams, CBSE Board Exam, ICSE Board Exam, State Board Exam, JEE (Mains+Advance) ... emachines display driver windows 10WebNCERT exemplar Class 10 Science solutions chapter 4 explores various properties of carbon whether it be in elemental form or part of a compound. ... Carbon dioxide is evolved with brisk effervescence. 3. Pass the gas … emachines web camera software