SZABMU MDCAT 2025 Chemistry#Chemical Equilibrium#Effect of Pressure511Choose the best answerWhich of the following reactions will move backward by decreasing pressure?A4Q ⇌ T + SB2A ⇌ 3CCK ⇌ LDH₂ + 2M ⇌ 2B + 2D Like 0 Discuss 0Share
UHS MDCAT 2024 Chemistry#Electrochemistry#Oxidation Number512Choose the best answerWhich step is irrelevant with respect to balancing of redox equations by oxidation number method?ASplit the reaction into two half reactionsBAssign oxidation number to all the atoms involved in the equationCIdentify the element undergoing a change in oxidation numberDEqualize the number of electrons lost and gained Like 0 Discuss 0Share
Atomic StructureDegenerate Orbitals and Zeeman Effect513Choose the best answerWhen an external magnetic field is applied, previously degenerate orbitals may become:AMore degenerateBNon-degenerateCSmaller in numberDIdentical in orientation Like 0 Discuss 0Share
ElectrochemistryBalancing Redox Reactions by Ion-Electron Method514Choose the best answerTo balance the reduction half-reaction: MnO₂ + 4H⁺ → Mn²⁺ + 2H₂O electrons should be added as:A2e⁻ on the left sideB2e⁻ on the right sideC4e⁻ on the left sideD4e⁻ on the right side Like 3 Discuss 0Share
LiquidsConditions Favouring Liquefaction515Choose the best answerWhich conditions most strongly favour the liquid state?AHigh temperature and low pressureBHigh temperature and high pressureCLow temperature and low pressureDLow temperature and high pressure Like 0 Discuss 0Share