UHS MDCAT 2025 Chemistryuhs mdcat chemistry 2025#Chemical Kinetics#Rate Law41Choose the best answerFinal equation for the representation of rate of reaction in term of concentration is called:ARate lawBRate constantCReaction rateDReaction order Like 0 Discuss 2Share
UHS MDCAT 2025 Chemistryuhs mdcat chemistry 2025#Buffer Action#Chemical Equilibrium42Choose the best answerWhen H⁺ is added to an NH₄OH/NH₄Cl buffer, what mainly happens? (UHS MDCAT 2025)AH⁺ reacts with NH₄OH to form NH₄⁺ and H₂OBThe buffer stops working immediatelyCNH₄Cl completely dissociates into NH₃DH⁺ remains unchanged Like 0 Discuss 0Share
UHS MDCAT 2025 Chemistryuhs mdcat chemistry 2025#Chemical Bonding#Hybrid Orbital Size43Choose the best answerCorrect arrangement of orbital according to size of hybridized orbitals?Asp > sp² > sp³Bsp³ > sp² > spCsp² > sp > sp³Dsp³ > sp > sp² Like 0 Discuss 0Share
UHS MDCAT 2025 Chemistryuhs mdcat chemistry 2025#Magnetic Properties#Transition Elements44Choose the best answerNumber of unpaired electrons present in the ground state of Fe³⁺ areAThreeBFourCFiveDSix Like 0 Discuss 0Share
UHS MDCAT 2025 Chemistryuhs mdcat chemistry 2025#Mole Concept#Stoichiometry45Choose the best answerFor the balanced equation 2H₂ + O₂ → 2H₂O, what volume of H₂ at STP is required to produce 1 mol of H₂O? (UHS MDCAT 2025)A11.2 dm³B22.4 dm³C10 dm³D58 dm³ Like 0 Discuss 0Share