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ICSE Class X Mid-term 2024 : Chemistry

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Prajwal Simha
Florence Public School, RT Nagar, Bangalore
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Organic Chemistry Question Bank. 1. What is organic compounds? 2. What is Isomerism? 3. Define Hydrocarbons? 4. What is a homologous series? 5. Write the structural formula for the given compounds. 2- Methyl buane 2-butyne 1-Butene Methyl acetylene 2,2-Dimethyl propane 6. Define addition reactions with an example? 7. Write the balanced chemical equations for the following reactions: When ethane reacts with chlorine. When ethene gas is treated with hydrogen. When ethane is burnt in excess of oxygen. 8. Why is methane (CH4) called a greenhouse gas? 9. What are the sources of alkanes and alkynes ? 10. What are Functional Groups? 11. Write the functional group each for Alcohol, Aldehyde and Carboxylic acid. 12. Define the substitution reaction with examples? Solution: 13. Give the structure for the following compounds? 1. 2. 3. 4. 5. 6. Second member of Alkenes Ethanol. Fourth member of Alkynes. Vinegar. Acetaldehyde. Formic acid. 14. What happens when ethylene (C2H4) is passed through the alkaline KMnO 4 solution? 1. (i) Define the term 'catenation'. (ii) Which one of the elements Li, Be, B, C, O, F, Ne shows the property of catenation. 2. (i) State the term for:- Compounds having the same general formula and similar chemical properties. (ii) Name: (a) The compound with OH and with COOH as the part of its structure. (b) Homologue of homologus series with general formula C nH2n from the compounds given: Ethane, Ethene, Ethanoic acid, Ethyne, Ethanol. 3. (i) State the structural formula of ethane. (ii) Draw the structural formula of the two isomers of Butane. Give the correct IUPAC name of each. (iii) From the following list, write down the appropriate words to fill in the blanks (a) to (e) below: Addition, carbohydrates, CnH2n-2, CnH2n, CnH2n+2, electrochemical, homologus, hydrocarbons, saturated, substitution, unsaturated. QUESTION BANK: A CREATION OF QUEST CLASSES EXCLUSIVELY FOR QUEST STUDENTS

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