UHS MDCAT 2023 ChemistryUHS MDCAT 2023 Past Paper#Electron Affinity#Periodic Trends41Choose the best answerWhy is the electron affinity of fluorine lower than that of chlorine? (UHS MDCAT 2023)AFluorine has low electronegativityBIts small 2p shell has greater electron–electron repulsionCFluorine has fewer valence electronsDFluorine has a larger atomic size Like 0 Discuss 0Share
UHS MDCAT 2023 ChemistryUHS MDCAT 2023 Past Paper#Empirical and Molecular Formula#Stoichiometry42Choose the best answerWhat is the molecular formula of pyridine? (UHS MDCAT 2023)AC₅H₅NBC₄H₅NCC₅H₆NDC₆H₆N Like 4 Discuss 1Share
UHS MDCAT 2023 ChemistryUHS MDCAT 2023 Past Paper#Chemical Equilibrium#Le Chatelier's Principle43Choose the best answerOne can estimate the direction in which equilibrium will shift with the help of: (UHS MDCAT 2023)ALe chatlier's principleBLaw of mass actionCHess's lawDLaw of heat of formation Like 1 Discuss 0Share
UHS MDCAT 2023 ChemistryUHS MDCAT 2023 Past Paper#Amphoteric Behaviour#S- and P-Block Elements44Choose the best answerWhich one of them is amphoteric in nature? (UHS MDCAT 2023)ALithium oxideBBeryllium oxideCCalcium oxideDPotassium oxide Like 0 Discuss 0Share
UHS MDCAT 2023 ChemistryUHS MDCAT 2023 Past Paper#Alkynes#Chemistry of Hydrocarbons45Choose the best answerWhich method is used to prepare alkynes? (UHS MDCAT 2023)ADehalogenation of vicinal dihalides in methanolBDehydration of alcohols over Al₂O₃CDouble dehydrohalogenation of vicinal dihalides using a strong baseDHydrolysis of dicarboxylic acid salts Like 0 Discuss 0Share