(2) … Question 73. Give the name and structureal formula of one homologue of the of the following:

(b) Write the molecular formiula of the third member of the homologous series of carbon compounds with general formula . Compounds within a homologous series typically have a fixed set of functional groups that gives them similar chemical and physical properties. Answer: The following are the characteristics of the members of a homologous series. We hope the given MCQ Questions for Class 10 Science Carbon and Its Compounds with Answers will help you. For example, the General Formula of Alkane is C n H 2n+2. Which of the following statements is not correct about ethyne (A) It belongs to the homologous series with general formula C n H 2n –2 where n = 2, 3 etc (B) It is a linear molecule with bond angles of 180º (C) It has a triple bond in which the two carbon atoms share 6 electrons (D) It undergoes electrophilic addition more … A. Two members of a homologous series have (A) Different general formula (B) Different molecular masses (C) Different methods of preparation (D) Differen asked Jun 8, 2018 in Class X Science by priya12 (-12,626 points) Write the name and formula of the 2nd member of homologous series having general formula C n H 2n+2. A. D. Their boiling points increase with their relative molecular masses. (1) A and B belong to the same homologous series. MCQ Questions for Class 10 Science with Answers was Prepared Based on Latest Exam Pattern. If you have any query regarding CBSE Class 10 Science Chapter 4 Carbon and Its Compounds Multiple Choice Questions with Answers, drop a comment below and we will get … All the members of a homologous series can be represented by the same general formula. A. Alcohols in the homologous series can be regarded as alkanes in which one hydrogen atom is replaced by a hydroxyl group. Because homologous series has same functional group but different no. All the solutions of Organic Chemistry - Chemistry explained in detail by experts to help students prepare for their ICSE exams. Such series are most common among organic compounds, the structural difference being a methylene group, as in the paraffin hydrocarbons, or alkanes; the normal … Answers and explanation of each question is given below along with the questions. 13.Which general formula represents the homologous series of hydrocarbons that includes the compound ... 34.Which class of compounds has the general formula R1–O–R2? Examples of such series are the straight-chained alkanes (paraffins), and some of their derivatives (such as the primary alcohols, aldehydes, and (mono)carboxylic … Give the names and molecular formula of the first three members of the homologous series of alkanes.? Successive members differ from each … 1.3k views. The alkynes comprise a series of carbon‐ and hydrogen‐based compounds that contain at least one triple bond. (2) A and B can be distinguished by acidified KMn04(aq). General Formula CnH2n CnH2n-2 CnH2n+2 IUPAC name of the homologous series Alkenes Alkynes Alkanes Characteristic bond tyres Double bond Triple bond Single IUPAC name of first member of the series Ethene Ethyne Ethane Types of reaction with chlorine Addition Addition subsitiution Those with double bond are called alkenes and have the general formula C n H 2n (assuming non-cyclic structures). | EduRev Class 10 Question is disucussed on EduRev Study Group by 153 Class 10 Students. The homologous series of straight-chained alkanes begins methane (CH 4), ethane (C 2 H 6), propane (C 3 H 8), butane (C 4 H 10), and pentane (C 5 H 12).In that series, successive members differ in mass by an extra methylene bridge (-CH 2 - unit) inserted in the chain. They contain carbon and hydrogen only. (1) only B. The general formula of a homologous series gives the formula which shows how many hydrogen or another kind of atoms will be there for a given number of carbon atoms. Students can solve NCERT Class 10 Science Carbon and Its Compounds Multiple Choice Questions with … (a) Define a homologous series . Homologous series have the following … What is the general formula for alkanes? Each member in the homologous series has similar chemical properties C. The homologous series shows a gradual change in physical properties D. Jan 21,2021 - What are homologous series? Each such series has same general molecular formula and has a general … Watch Homologous Series II in English from Homologous Series and General Introduction to Organic Chemistry and Organic Compounds and Functional Groups and Nomenclature of Organic Compounds here. Also, what is the general formula of homologous series? 2. This group of compounds is a homologous series with the general molecular formula of C n H 2 n‐‐2 , where n equals any integer greater than one. Examples. In chemistry, a homologous series is a series of compounds with the same general formula, usually varying by a single parametersuch as the length of a carbon chain. The general formula of this homologous series Alkanes is C n H 2n+2, where n = 1,2,3… Alkenes have general molecular formula C n H 2n, where ‘n’ is 2, 3, 4, … of carbon atom.
(c ) Name any two fossil fuels. Adjacent members in such a series… : = : The above given compounds are homologous series of alkanes as they posses same general formula. Homologous series, any of numerous groups of chemical compounds in each of which the difference between successive members is a simple structural unit. 0 votes . Which of the following statements concerning the two compounds is/ are correct? Write the name and formula of the 2nd member of homologous series having general formula. Click to see full answer. Those containing triple bonds are called alkynes and have general formula C n H 2n-2.The smallest alkene—ethene—has two C … Give the general formula of the homologous series of straight-chain bromoalkanes that contains one bromine atom per molecule. Methane, the first member of alkane homologous series has the boiling point equal to - \[161{}^\circ C.\] Which of the following represents the correct formula and boiling point of third member of the series? Worked example. The individual members of a homologous series are called homologs. Watch all CBSE Class 5 … Esters. For example, methane, ethane, propane, butane, etc. Alcohols are all derivatives of hydrocarbons in which one or more of the hydrogen atoms in the hydrocarbon have been replaced by a hydroxyl group. Questions of this type are frequently asked in competitive are all part of the alkane homologous series.The general formula of this series … Like all homologous series, the alkanes: have the same general formula. Adjacent members in such a series… List the characteristics of a homologous series. Class 10 Science Chapter 4 MCQ (Multiple Choice Questions) of Carbon and its Compounds. Each member in the homologous series has the same general formula, CnH2n B. They can be represented by the same general formula. Concise Chemistry Part II - Selina Solutions for Class 10 Chemistry ICSE, 12 Organic Chemistry. C. They have similar chemical properties. Which of the following is not true for a homologous series of alkanes? Thus the molecular mass of each member differs by 14 atomic mass units. (3) Complete combustion of 1.0 g of A and complete combustion of 1.0 g ofB would form the same mass of COi(g). All the members of a homologous series can be represented by the same general formula. Observe the following tables 1, 2 and 3. The fractions obtained from petroleum contain saturated hydrocarbons that belong to the homologous series of alkanes. They represent three different homologous series. Like all homologous series, the alcohols: ... General formula. Free PDF Download of CBSE Class 10 Science Chapter 4 Carbon and Its Compounds Multiple Choice Questions with Answers. Answer with step by step detailed solutions to question from HashLearn's Chemistry, General Organic Chemistry- "Which of the following statement is incorrect ? Learn more about homologous series. Propane: «free radical» substitution / S R AND Propene: «electrophilic» addition / A E Award mark even if incorrect type of substitution/ addition given. Examples. Alcohol is an homologous series in which the compounds contain a functional group called the hydroxyl group (-OH). The general formula for the homologous series of alcohols is: C n H (2n+1) –– OH . The name of the homologous series is alcohols. (a) Any homologous series can be represented by a general formula. The general molecular formula for alcohols is CnH2n+1OH. 5. homologous series 6. General formula for homologous series of usaturated hydrocarbons, alkene is C n H 2n+2 e.g., C 2 H 4 (ethane), C 3 H 6 (propane) Main Characteristics of Homologous Series. C 3 H 6 + Br 2 → C 3 H 6 Br 2. iii. The homologous series of straight-chained alkanes begins methane (CH 4), ethane (C 2 H 6), propane (C 3 H 8), butane (C 4 H 10), and pentane (C 5 H 12).In that series, successive members differ in mass by an extra methylene bridge (-CH 2 - unit) inserted in the chain. There is a difference of –CH 2 in the molecular formulae of two nearest compounds of a homologous series. Which of the following statements concerning members of a homologous series is INCORRECT ? These MCQs contains all the important questions from latest NCERT textbooks and are useful for all the students following NCERT Books. where n is the number of carbon atoms and OH represents the hydroxyl group. A)C5H10B)C2H4 C)C3H6 D) ... 51.Base your answer to the following question on the information below. Any two adjacent homologous differ by 1 carbon … Homologous series: A series of carbon compounds in which the same functional group substitutes for hydrogen on a carbon chain is called a homologous series. A homologous series is a family of organic compounds which follows a regular structural pattern, in which each successive member differs in its molecular formula by a –CH 2 – group.. Other homologous series include the alkenes, C n H 2n, the alkanols, C n H 2n+1 OH, and the carboxylic acids, C n H 2n+1 COOH. This is … Among the given list of compounds, the following compounds have the same general formula which is . Do not accept “reflux” for M2.. ii. Thus the molecular mass of each member differs by 14 atomic mass units. Suggest one reason why 1-bromohexane has a higher boiling point than Z . Unsaturated hydrocarbons have double and/or triple bonds between carbon atoms. i. Pages in category "Homologous series" The following 4 pages are in this category, out of 4 total. B. The general formula for the alkanes is C n H 2n+2 (where n is the number of carbon atoms in the molecule). Click hereto get an answer to your question ️ Write the name and formula of the 2nd member of homologous series having general formula C2H2n - 2 . This means, if an alkane has one carbon atom, then it will have 2(1)+2 = 4 Hydrogen atoms. C 3 H 8 + Br 2 → C 3 H 7 Br + HBr «sun»light/UV/hv OR high temperature . The members of the homologous series of alkanes" plus 6299 more questions from Chemistry. The general formula for the alcohols is C n H 2n+1 OH (where n is the number of carbon atoms in the molecule).
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