Chemical EquilibriumDynamic Equilibrium1301Choose the best answerFor N₂(g) + 3H₂(g) ⇌ 2NH₃(g), at equilibrium:AEqual volumes of N₂ and H₂ reactBEqual masses of N₂ and H₂ reactCBoth reactions stopDNH₃ forms and decomposes at equal rates Like 0 Discuss 0Share
Atomic StructureMasses of Subatomic Particles1302Choose the best answerThe approximate masses of one mole of protons and one mole of electrons are respectively:A6.022 × 10²³ g and 1 gB1.008 g and 0.55 mgC9.1 × 10⁻²⁸ kg and 1.008 gD2 g and 1 g Like 0 Discuss 0Share
Fundamental Principles of Organic ChemistryNomenclature of Polyhydric Phenols1303Choose the best answerThe IUPAC name of pyrogallol is:ABenzene-1,2,3-triolBBenzene-1,3,5-triolCBenzene-1,2,4-triolDCyclohexane-1,2,3-triol Like 0 Discuss 0Share1
SINDH MDCAT 2019 CHEMISTRY#Mole Concept#Stoichiometry1304Choose the best answerThe number of moles of CO₂ which contain 8.0 g of oxygen is: (Sindh MDCAT 2019)A0.25B0.50C0.75D1.0 Like 0 Discuss 0Share
Alcohols and PhenolsOxidation of Primary Alcohols1305Choose the best answerA primary alcohol is first oxidized to:AKetoneBAldehydeCCarboxylic acidDAlkene Like 0 Discuss 0Share