KMU MDCAT 2024 Chemistry#Ionization Energy#Periodic Trends26Choose the best answerThe heat of sublimation of potassium is 98 kJ/mol, the heat of dissociation of bromine gas is 192.5 kJ/mol. The ionization energy of K is 414 kJ/mol. The electron affinity of Br is −334.7 kJ/mol and the heat of formation of KBr is −405.8 kJ/mol. Calculate the lattice energy of KBr. (KMU MDCAT 2024)A−679.3B−669.5C679.3D669.5 Like 0 Discuss 0Share1
KMU MDCAT 2024 Chemistry#Chemical Equilibrium#Strong Electrolytes27Choose the best answerWhich one of the following is a strong electrolyte in solution? (KMU MDCAT 2024)AAcetic acidBAmmonium hydroxideCCarbonic acidDPotassium iodide Like 0 Discuss 0Share
KMU MDCAT 2024 Chemistry#Anisotropy#Solids28Choose the best answerWhen a crystalline substance conducts current in one direction but not through other directions of the crystal, this property is (KMU MDCAT 2024)AAllotropyBAnisotropyCIsomorphismDPolymorphism Like 0 Discuss 0Share
KMU MDCAT 2024 Chemistry#Base Dissociation Constant#Chemical Equilibrium29Choose the best answerThe pKb of n-propyl amine is (KMU MDCAT 2024)A3.24B3.28C3.32D3.35 Like 0 Discuss 0Share
KMU MDCAT 2024 Chemistry#Coordination Chemistry#Transition Elements30Choose the best answerPotassium ferrocyanide is which type of salt? (KMU MDCAT 2024)AComplexBDoubleCMixedDNormal Like 0 Discuss 0Share