MDCAT Chemistry Paper 2025#Electrochemistry#Standard Hydrogen Electrode841Choose the best answerWhen SHE is connected with Cu electrode using salt bridge and external wire: (IBA MDCAT 2025)ACu reducesBCu²⁺ reducesCH⁺ reducesDH₂ reduces Like 3 Discuss 0Share
MDCAT Chemistry Past Papers Reconduct 2023#Electrochemistry#Electrorefining842Choose the best answerHow would you describe the purity of copper obtained through electric refining? (MDCAT Reconduct 2023)A60% pureB100% pureC50% pureD80% pure Like 0 Discuss 0Share
Carboxylic AcidsIUPAC Nomenclature of Carboxylic Acids843Choose the best answerThe carbon atom of the –COOH group is always designated as:ACarbon-0BCarbon-1CThe last carbon of the chainDα-Carbon Like 0 Discuss 0Share
Atomic StructureQuantum Numbers844Choose the best answerWhich set of quantum numbers is NOT allowed?An = 1, ℓ = 0, mℓ = 0, mₛ = +½Bn = 1, ℓ = 1, mℓ = 0, mₛ = −½Cn = 2, ℓ = 1, mℓ = +1, mₛ = +½Dn = 2, ℓ = 1, mℓ = 0, mₛ = −½ Like 0 Discuss 0Share
GasesCritical Temperature and Liquefaction845Choose the best answerArgon has a critical temperature of 157 K. Which temperature is below its critical temperature?A160 KB170 KC200 KD155 K Like 0 Discuss 0Share