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Question: What is the enthalpy change for the reaction: H2(g) + 1/2 O2(g) → H2O(l)?Options: -285.8 k..
Question: Which of the following properties is NOT typical of elastomers?Options: High elasticityLow..
Question: What is the repeating unit in polyethylene?Options: -CH2-CH2--C6H5--C3H6--C2H4-Correct Ans..
Question: What is the IUPAC name for the compound with the formula C4H9-CHO?Options: ButanalPentanal..
Question: What is the IUPAC name for the compound with the structure CH3-CH2-CH2-CH2-CH2-COOH?Option..
Question: What is the IUPAC name for the compound with the formula C5H11-NH2?Options: PentylamineBut..
Question: What is the IUPAC name for the compound with the structure CH3-CH2-CH(CH3)-OH?Options: 2-P..
Question: Which of the following is the correct IUPAC name for the compound with the formula C3H7-CO..
Question: What is the IUPAC name for the compound C2H5-CO-CH3?Options: 2-Pentanone3-PentanoneButan-2..
Question: What is the IUPAC name for the compound with the structure CH3-CH(CH3)-CH2-CHO?Options: 2-..
Question: Which of the following compounds can exhibit both cis and trans isomerism?Options: 1-hexen..
Question: Which of the following is a characteristic of structural isomers?Options: Same connectivit..
Question: Which of the following statements about optical isomers is true?Options: They have the sam..
Question: What is the main characteristic of geometric isomers?Options: Different connectivityDiffer..
Question: Which of the following statements about inductive effect is correct?Options: It is a perma..
Question: Which of the following compounds will have the highest electron density at the ortho posit..
Question: Which of the following is a characteristic of the +M effect?Options: Electron withdrawalEl..
Question: Which of the following groups has a -I effect?Options: -NH2-F-OCH3-C2H5Correct Answer: -FS..
Question: What is the primary reason for the stability of phenol compared to cyclohexanol?Options: I..
Question: Which of the following compounds is most acidic due to inductive effect?Options: CH3COOHCC..
Question: Which of the following groups shows +M effect?Options: -NO2-CN-OCH3-COOHCorrect Answer: -O..
Question: Which of the following statements is true regarding mesomeric effect?Options: It is a perm..
Question: What is the effect of a -CH3 group on the stability of a carbocation?Options: Destabilizes..
Question: What type of reaction occurs when an alkene reacts with water in the presence of an acid?O..
Question: What is the effect of substituents on the reactivity of aromatic compounds?Options: All su..
Question: Which of the following is a common electrophile in electrophilic aromatic substitution rea..
Question: What is the main product when 1-butyne is treated with HBr?Options: 1-bromobutane2-bromobu..
Question: Which of the following alkynes is the most acidic?Options: EthylenePropyneButyneAcetyleneC..
Question: Which of the following reactions can alkynes undergo?Options: Electrophilic additionNucleo..
Question: Which of the following is a terminal alkyne?Options: 1-butyne2-butyne1-pentyne3-pentyneCor..
