Sindh MDCAT 2021 Chemistry#Alkynes#Chemistry of Hydrocarbons6Choose the best answerCalcium Carbide on hydrolysis forms:AmethaneBethaneCbenzeneDacetylene Like 0 Discuss 0Share
UHS MDCAT 2023 ChemistryUHS MDCAT 2023 Past Paper#Alkynes#Chemistry of Hydrocarbons7Choose the best answerWhich reagent can distinguish 1-pentyne from 2-pentyne?AAgNO₃ + NH₄OHB1% alkaline dilute KMnO₄CBr₂/CCl₄DK₂Cr₂O₇ + H₂SO₄ Like 0 Discuss 0Share
SZABMU MDCAT 2025 Chemistry#Alkynes#Chemistry of Hydrocarbons8Choose the best answerWhich of the following reagent is commonly used to prepare alkyne form vicinal dihalide? (SZABMU MDCAT 2025)AH₂ and catalystBKOH/NaNH₂CKMnO₄DLiAlH₄ Like 0 Discuss 0Share
UHS MDCAT 2025 Chemistryuhs mdcat chemistry 2025#Alkynes#Chemistry of Hydrocarbons9Choose the best answerConversion of dihaloalkane into alkyne does not involve:AAdditionBEliminationCBaseDHeat Like 0 Discuss 0Share
UHS MDCAT 2025 Chemistryuhs mdcat chemistry 2025#Alkynes#Chemistry of Hydrocarbons10Choose the best answerTerminal alkynes show acidic character due to:ATerminal carbon atoms are sp hybridized.BTerminal carbon atoms are sp² hybridized.CTerminal carbon atoms are sp³ hybridized.DTerminal carbon atoms show hydrogen bonding. Like 0 Discuss 0Share