Ethanol is mixed with petrol for use as a fuel. Ask for details ; Follow Report by Iluagarwal 02.01.2019 Log in to add a comment Q.6 What is a homologous series? It includes the intext questions answers and some extra questions based on activities and exercises. Number of carbon atoms. If you are on a personal connection, like at home, you can run an anti-virus scan on your device to make sure it is not infected with malware. 1. Answer: The following are the characteristics of the members of a homologous series. Solution Show Solution. This document is highly rated by Class 10 students and has been viewed 8128 times. | EduRev Class 10 Question is disucussed on EduRev Study Group by 118 Class 10 Students. Those data are not readily available, but a quick experiment will verify it. They are highly, , making them useful as fuels. This can be the length of a carbon chain, for example in the straight-chained alkanes (paraffins), or it could be the number of monomers in a homopolymer such as amylose. If a hydrogen atom is replaced by a hydroxyl group i.e. Class: alcohol Functional group: OH hydroxyl group pentan-1-ol 13. Points covered in this video:-. n-hexanol C H X 3 C H X 2 C H X 2 C H X 2 C H X 2 C H X 2 O H - 5.9 g / L. At the same time, the solubility of this homologous series of alcohols increases in nonpolar solvents like hexane and benzene. Share 1. ketone propanone CH 3 CO CH 3 butanone CH 3 CH 2 CO CH 3 pentanone CH 3 CH 2 CH 2 CO CH 3 Alcohols methanol CH 3 OH ethanol C 2 H 5 OH propanol C 3 H 7 OH Hope it helps..!! Class 10 Chemistry Carbon and Its Compounds. Fifth member of alkyne series: C 5 H 8 (pentyne) (it has two isomer and name will depend on isomer.) The alcohols which only contain one hydroxyl group attached to a saturated carbon form a homologous series. In that series, successive members differ in mass by an extra methylene bridge (-CH2- unit) inserted in the chain. September 23, 2020 by Laxmi. 2. A homologous series is a group of organic compounds that are arranged in order of increasing molecular weights, such that they differ from each other by a –CH2 (methylene) group. And successive members of homologous series differ from one another in their mass by 14 units. Give me homologous series of alcohol. The successive members vary from each other by a CH 2 unit. the fuel is not burning completely. A hydrocarbon homologous series is a series of hydrocarbons which: Have the same general formula. They are also used as solvents in marker pens, medicines, and cosmetics (such as deodorants and perfumes). You may need to download version 2.0 now from the Chrome Web Store. Home Economics: Food and Nutrition (CCEA). The detailed, step-by-step solutions will help you understand the concepts better and clear your confusions, if any. Answer:-. Examples of Homologous series. The number of isomers of pentane is. • • Question 1. The members of any homologous series … Explain with an example. OH , we get a new homologous series. Ethanol is the alcohol found in alcoholic drinks such as wine and beer. Term to be used. Students are advised to practice the NCERT MCQ Questions for Class 10 Science Chapter 4 Carbon and Its Compounds with Answers Pdf free download is available here. Adjacent members in such a series, such as methane and ethane, are known as "adjacent homologues". Soaps are formed by the saponification of. Homologous Series: A series of organic compounds with the same general formula but differ from adjacent members by "-CH 2 -" group are referred to as homologous series of compounds. These compounds have similar chemical properties due to the addition of same kind of functional group throughout the chain. Subject: Chemistry. These hydrocarbons can be represented by the same general formula C n H 2n+2 Where n is the number of carbon atoms. [NCERT Exemplar] Answer: Ethyne, C 2 H 2. Completing the CAPTCHA proves you are a human and gives you temporary access to the web property. Bookmark. They are also used as. You can tell the molecules are similar or related, but they are a little different. There are questions covering the entire chapter 4 of class 10 Science. Mar 01, 2021 - Chains, Branches, Rings and Homologous Series - Carbon and its Compounds, Class 10, Science | EduRev Notes is made by best teachers of Class 10. Have you ever looked at a family photo at a friend's house and noticed how everyone kind of looked similar, but they didn't look exactly the same? Sign in, choose your GCSE subjects and see content that's tailored for you. Add your answer and earn points. For example in CH 4 and C 2 H 6, the difference is -CH 2 unit and the difference between C 2 H 6 and C 3 H 8 is also -CH 2 unit. So CH 4, C 2 H 6, and C 3 H 8 are homologs. They are used as fuel and solvents, and ethanol is also found in alcoholic drinks. Here are the names and structures of the simplest alcohols: Our tips from experts and exam survivors will help you through. Carbon exists in the atmosphere in the form of C 3 H 8 belongs to the homologous series of. Let's learn a little more about homologous series, homologues, and how to identify them. Cloudflare Ray ID: 62cf9b23dc3ce4f6 Read about our approach to external linking. A homologous series is a series of carbon compounds that have different numbers of carbon atoms but contain the same functional group. A homologous series is a series of organic compounds of the same family which differ by a ... to the same class. Flag. August 14, 2020 by Laxmi. Solved the very best collection of Carbon and its Compounds Class 10 Science Important Questions and Answers Chapter 4 Pdf from the latest NCERT edition books, It will help you in scoring more marks in CBSE Exams. Please enable Cookies and reload the page. Class 10 Science Chapter 4 Important Extra Questions. Class-10 » Science. 3 ; For example, methane, ethane, propane, butane, etc. For example: The homologous series of alcohols (class) contains the hydroxyl functional group. While cooking, if the bottom of the vessel is getting blackened on the outside, it means that: the food is not cooked completely. Feb 22,2021 - What is homologous series of substance? Selina solutions for Concise Chemistry Class 10 ICSE chapter 12 (Organic Chemistry) include all questions with solution and detail explanation. Nomenclature of Carbon Compounds. Chapter: Carbon And Its Compounds. Each member of a homologous series is called a homologue. board Class 10 Science English Medium Notes & Question answer collection They all contain the functional group –OH, which is responsible for the properties of alcohols. If you are at an office or shared network, you can ask the network administrator to run a scan across the network looking for misconfigured or infected devices. Alcohol Homologous Series. C6H6, C2H6, C2H4, C3H4. Carbon and Its Compounds Class 10 MCQs Questions with Answers. The organisation of organic compounds into the various different homologous series makes the study of organic chemistry more systematic, orderly and effective. Class 10 Chemistry Carbon and Its Compounds. HOMOLOGOUS SERIES OF ALCOHOLS AND KETONE. Question 2. Order in Homologous Series Photograph shows the first members of various homologous series. Any two adjacent members of this class differ by a CH 2 group. This will clear students doubts about any question and improve application skills while preparing for board exams. C 3 H 8 belongs to the homologous series of (a) Alkynes (b) Alkenes The stem name (eg, penton or hexyne) is fixed with a numerical locator that identifies the lowest carbon number associated with the triple bond (eg, pent-2-ino for CH 3 C≡CCH 2 CH 3 ). are all part of the alkane homologous series. You can refer to NCERT Solutions for Class 10 Science Chapter 4 Carbon and Its Compounds to revise the concepts in the syllabus effectively and improve your chances of securing high marks in your board exams. Steps to determine the nomenclature of Carbon Compounds. Your IP: 166.62.123.35 Share with your friends. October 17, 2020. Order in Homologous SeriesPhotograph shows the first members of various homologous series.Alkanes, alkenes, alcohols, carboxylic acids and esters belong to different homologous series. Find an answer to your question give a homologous series of alcohol ..... class 10 iluagarwal iluagarwal 02.01.2019 Chemistry Secondary School Give a homologous series of alcohol ..... class 10 1 See answer iluagarwal is waiting for your help. Identify the number of carbon atoms in the compound. The alcohols are a homologous series of organic compounds. All the compounds in this series have similar chemical properties but they differ in their physical properties. October 15, 2020. Successive members differ from each other by -CH 2 group. Class 10 Science Chapter 4 Important Questions are given below updated for new academic session 2020-21. List the characteristics of a homologous series. ... Alcohols are organic compounds composed of carbon, hydrogen and oxygen. They are highly flammable, making them useful as fuels. in marker pens, medicines, and cosmetics (such as deodorants and perfumes). Students can solve these Carbon and Its Compounds Class 10 MCQs Questions with Answers and assess their preparation level. NCERT Solutions for Class 10 Science Chapter 4 Carbon And Its Compounds: In this article, we will provide you detailed Carbon and Its Compounds Class 10 NCERT Solutions.The NCERT Solutions For Class 10 Science Chapter 4 Carbon And Its Compounds was solved by the best teachers in India to help the students of class 10 to secure good marks in the subject science. Diagram. The first three alcohols in the homologous series are methanol, ethanol and propanol. Carbon and its Compounds. Meth. 1 ; Homologue series in which we have increase 1 carbon and 2 … MCQ Questions for Class 10 Science: Ch 4 Carbon and Its Compounds. Write names of first four homologous series of alcohols. The name of the homologous series is alcohols. Carbon and its Compounds Class 10 Important Questions Science Chapter 4. Alkanes, alkenes, alcohols, carboxylic acids and esters belong to different homologous series. Advertisement Remove all ads. Each homologous series has a class name that must be distinguished from the name of the functional group that it contains. Switch. Ethanol, methanol and propanol are types of alcohol. Homologous series in organic chemistry are like family photos. Alcohols. The alcohols are a homologous series of organic compounds. Write Names of First Four Homologous Series of Alcohols - Science and Technology 1. Name the functional groups present in the following compounds: (a) CH 3 … Performance & security by Cloudflare, Please complete the security check to access. Question 1. Extra Questions for Class 10 Science Chapter 4 Short Answer Type I. Question 73. The first compound to be prepared in the laboratory was. 2. 3. A series of carbon compounds in which same functional group substitutes the hydrogen atom is called a homologous series. Thus the molecular mass of each member differs by 14 atomic mass units. , which is responsible for the properties of alcohols. You could definitely tell they were related, but they didn't look like carbon copies of each other. Another way to prevent getting this page in the future is to use Privacy Pass. 1. MCQ Questions for Class 10 Science with Answers are prepared as per the Latest Exam Pattern. All the members of a homologous series can be represented by the same general formula. Draw the electron dot structure of ethyne and also draw its structural formula. The organisation of organic compounds into the various different homologous series makes the study of organic chemistry more systematic, orderly and effective. They all contain the functional group –OH, which is responsible for the properties of alcohols.