ElectrochemistryStandard Hydrogen Electrode3046Choose the best answerStandard conditions for the hydrogen electrode include:AH₂ at approximately 1 bar pressureBUnit activity of H⁺CTemperature commonly specified as 298 KDAll of these Like 0 Discuss 0Share
BUMHS MDCAT 2025 Chemistry#Industrial Chemistry#Natural Adhesives3047Choose the best answerWhich of the following is natural adhesive? (BUMHS MDCAT 2025)AsiliconesBpolyvinylacetateCcasein glueDpolyamide Like 0 Discuss 0Share
StoichiometryAvogadro's Law and Gas Volume3048Choose the best answerWhat is the volume ratio of 4 g H₂ to 32 g CH₄ at the same temperature and pressure?A1 : 2B1 : 8C1 : 1D2 : 1 Like 0 Discuss 0Share
SINDH MDCAT 2019 CHEMISTRY#Alkyl Halides#SN2 Reaction3049Choose the best answerSN₂ reactions can be best carried out with: (Sindh MDCAT 2019)APrimary alkyl halidesBSecondary alkyl halidesCTertiary alkyl halidesDBoth primary and tertiary alkyl halides Like 0 Discuss 0Share
Sindh MDCAT 2022 Chemistry#Gases#Graham’s Law3050Choose the best answerQ.85 The comparison of rate of diffusion of H₂ & O₂ is in the ratio of:A2 : 1B1 : 4C3 : 2D4 : 1 Like 0 Discuss 0Share