MDCAT Chemistry Past PapersIBA MDCAT Chemistry Paper Reconduct 2024#Carboxylation of Grignard Reagents#Carboxylic Acids3196Choose the best answerGrignard reagent reacts with CO₂ to form: (IBA MDCAT Reconduct 2024)AEsterBAlkaneCCarboxylic acidDKetone Like 0 Discuss 0Share
Atomic StructureQuantum Numbers3197Choose the best answerWhich set of quantum numbers is valid for a 4d electron?An = 4, ℓ = 3, mℓ = +2, mₛ = +½Bn = 4, ℓ = 2, mℓ = +1, mₛ = 0Cn = 4, ℓ = 3, mℓ = −2, mₛ = +½Dn = 4, ℓ = 2, mℓ = +1, mₛ = −½ Like 0 Discuss 0Share
Fundamental Concepts of ChemistryPhysical and Chemical Changes3198Choose the best answerWhich of the following are chemical processes? (1) Rusting of a nail (2) Freezing of water (3) Decomposition of water into H₂ and O₂ (4) Compression of O₂ gasA2, 3 and 4B1, 3 and 4C1 and 3D1 and 2 Like 0 Discuss 0Share
Aldehydes and KetonesIUPAC Nomenclature of Carbonyl Compounds3199Choose the best answerThe compound OHC–CH₂–COCH₃ is correctly named as:A3-OxobutanalB2-OxobutanalCButan-3-one-1-alD1-Formylpropan-2-one Like 0 Discuss 0Share
MDCAT Chemistry Past PapersIBA MDCAT Chemistry Paper Reconduct 2024#Enthalpy#Thermochemistry & Thermodynamics3200Choose the best answerWhich law defines that if a chemical reaction can occur through multiple pathways, the net enthalpy change remains the same provided the initial and final states are the same? (IBA MDCAT Reconduct 2024)AHooke's LawBHess's LawCFirst Law of ThermodynamicsDHenry Law Like 0 Discuss 0Share