Atomic Structure STBAtomic Structure MCQs (STB)#Atomic Structure#Quantum Numbers1136Choose the best answerHow many angular nodal planes are present in an s orbital?AOneBTwoCZeroDThree Like 0 Discuss 0Share
ElectrochemistryAnode and Cathode Reactions1137Choose the best answerThe cathodic process during electrolysis of dilute H₂SO₄ using Pt electrodes is:AReductionBBoth oxidation and reductionCOxidationDNeither oxidation nor reduction Like 0 Discuss 0Share
Industrial ChemistryNylon-6,61138Choose the best answerNylon-6,6 is formed by condensation polymerization between:AEthylene glycol and terephthalic acidBAdipic acid and hexamethylenediamineCPhenol and formaldehydeDMelamine and formaldehyde Like 0 Discuss 0Share
BUMHS MDCAT 2025 Chemistry#Chemical Bonding#Metallic Bonding1139Choose the best answerWhich one has strongest metallic bond? (BUMHS MDCAT 2025)ANaBMgCAlDP Like 0 Discuss 0Share
Chemical KineticsArrhenius Equation and Frequency Factor1140Choose the best answerIn the Arrhenius equation k = Ae⁻ᴱᵃ⁄ᴿᵀ, the pre-exponential factor A depends on:ANature of reacting moleculesBMolecular structure and orientationCCollision frequencyDAll of the above Like 0 Discuss 0Share