ElectrochemistryStandard Electrode Potential436Choose the best answerWhich statement about standard electrode potential is incorrect?AIt is measured relative to a reference electrode such as SHEBIt is defined under standard conditionsCThe absolute potential of an isolated single electrode can be measured directlyDIt can be obtained by constructing an electrochemical cell Like 0 Discuss 0Share
Atomic Structure STBAtomic Structure MCQs (STB)#Atomic Structure#Photon Energy437Choose the best answerIn ΔE = E₂ − E₁ = hν, what does ν represent?APlanck’s constantBFrequency of radiationCWave numberDAngular momentum Like 0 Discuss 0Share
Sindh MDCAT 2021 Chemistry#Passivation#S- and P-Block Elements438Choose the best answerNitric acid is frequently transported in a container made of:AAlBCuCZnDAg Like 0 Discuss 0Share
LiquidsEnthalpy of Vaporization439Choose the best answerThe molar enthalpy of vaporization of water at its normal boiling point is approximately:A40.7 kJ mol⁻¹B40.7 J mol⁻¹C4.07 kJ mol⁻¹D407 kJ mol⁻¹ Like 0 Discuss 0Share
BUMHS MDCAT 2025 Chemistry#Chemical Bonding#Metallic Bonding440Choose the best answerWhich one has strongest metallic bond? (BUMHS MDCAT 2025)ANaBMgCAlDP Like 0 Discuss 0Share