WebAnswer. (a) Those substances whose smell (odour) changes in acidic or basic solution are called olfactory indicators, e.g. onion and vanilla. (b) H 2 SO 4 and HNO 3 are strong … colorado springs planting zone WebDec 4, 2024 · Reasoning Based Questions. Question 1: Hydrochloric acid is considered as a strong acid whereas acetic acid is a weak acid. Why ? Answer: Hydrochloric acid is consMered as a strong acid because it … WebQ. Metal hydrogen carbonates react with acids to give. answer choices. salt ,water , chlorine. salt , water and carbon di oxide. salt and carbon di oxide. salt , hydrogen and carbon dioxide. Question 15. 45 seconds. drivers tableta wacom intuos 3 WebJul 27, 2024 · Answer. c. X- Sulphuric acid and Y- Hydrogen gas. 3. The figure given below represents the experiment carried out between conc. sulphuric acid and sodium chloride, which react with each other to ... WebJun 23, 2024 · Ans. (a)The reaction will become faster because zinc dust has more surface area. (b)Nearly same amount of hydrogen gas will be evolved. (c)No reaction will take place as copper is less reactive than hydrogen. (d)The reaction will take place and hydrogen gas will be evolved. 18.For making cake, baking powder is taken. colorado springs plane tickets WebFeb 24, 2024 · Here you can get Class 10 Important Questions Science based on NCERT Text book for Class X. Science Class 10 Important Questions are very helpful to score high marks in board exams. Here we have covered Important Questions on Acids, Bases and Salts for Class 10 Science subject. Science Important Questions Class 10 are given …

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. Web3 rows · Aug 26, 2024 · Answer: (i) Dilute acids like HCl and H 2 SO 4 evolve H 2 gas on reacting with metals like Zn, ... colorado springs pikes peak hill climb WebSep 18, 2024 · Baking soda solution because it is basic in nature and hence neutralises the excess acid present in the stomach. Question 4. Arrange the following in the increasing … WebChapter 2 of Class 10, Acids, Bases and Salts, is going to teach you about the nature of solutions and various products that we use on a daily basis. These products or solutions are categorised into 2 categories which are acids and bases.. We, at Teachoo, will provide you with all the necessary sources such as concepts, NCERT questions along with extra … colorado springs police department hiring process WebOct 4, 2024 · Short Answer Questions-II (SAQs-II): 3 Marks. Q1. (a) What is the action of litmus on: (i) dry ammonia gas. (ii) solution of ammonia gas in water. (b) State the observations you would make on adding sodium … Web6 rows · Oct 24, 2024 · Solution: Chlorine is used in the production of bleaching powder. Chlorine is used for making ... drivers tablet canaima windows 7 WebDec 4, 2024 · Reasoning Based Questions. Question 1: Hydrochloric acid is considered as a strong acid whereas acetic acid is a weak acid. Why ? Answer: Hydrochloric acid is …

WebQ. Metal hydrogen carbonates react with acids to give. answer choices. salt ,water , chlorine. salt , water and carbon di oxide. salt and carbon di oxide. salt , hydrogen and … driver stampante brother 2750dw WebAnswer: The reaction between an acid and a base is known as neutralisation. Salt and water are produced in this process with the evolution of heat. Acid + Base → Salt + … driver stampante brother dcp 1610w