UHS MDCAT 2025 Chemistryuhs mdcat chemistry 2025#Liquids#Vapour Pressure31Choose the best answerWhich one of the following has higher vapour pressure?AacetoneBacetaldehydeCIsopentaneDBenzene Like 3 Discuss 0Share
UHS MDCAT 2025 Chemistryuhs mdcat chemistry 2025#Atomic Structure#Planck's Constant32Choose the best answerThe value of Planck's constant is:A6.626 × 10⁻³⁰ J·secB6.626 × 10⁻³² J·secC6.626 × 10⁻³⁴ J·secD6.626 × 10⁻³⁶ J·sec Like 0 Discuss 0Share
UHS MDCAT 2025 Chemistryuhs mdcat chemistry 2025#Aldehydes and Ketones#Oxidation of Aldehydes33Choose the best answerAcetaldehyde undergoes oxidation to produce acetic acid, in this reaction oxidizing agent used is:AHIBLiAlH₄CK₂Cr₂O₇DNaBH₄ Like 0 Discuss 0Share
UHS MDCAT 2025 Chemistryuhs mdcat chemistry 2025#Alkynes#Chemistry of Hydrocarbons34Choose 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 Hydrocarbons35Choose 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