XiMDCAT XI Complete Chemistry Grand Test#Cell Potential#Electrochemistry2426Choose the best answerFor the cell A | A⁺(x M) || B⁺(y M) | B, the measured emf is +0.20 V. What is the overall cell reaction?AA⁺ + B → A + B⁺BA⁺ + e⁻ → A; B⁺ + e⁻ → BCA + B⁺ → A⁺ + BDThe cell reaction cannot be predicted Like 0 Discuss 0Share
Chemistry of HydrocarbonsOrientation in Electrophilic Aromatic Substitution2427Choose the best answerWhich group is meta-directing?A–OHB–NH₂C–NO₂D–OCH₃ Like 0 Discuss 0Share
Fundamental Concepts of ChemistryPhysical Changes2428Choose the best answerWhich of the following is a physical change?ARusting of ironBSouring of milkCDigestion of foodDSublimation of camphor Like 0 Discuss 0Share
Atomic Structure STBAtomic Structure MCQs (STB)#Penetrating Power#Radioactivity2429Choose the best answerWhich radioactive emission has the greatest penetrating power?Aα particlesBβ particlesCγ raysDPositive rays Like 0 Discuss 0Share
MDCAT Chemistry Past Papers Reconduct 2023#Metallic Solids#Solids2430Choose the best answerWhich of the following types of solids possesses the characteristics of malleability, ductility, electrical conductivity, and thermal conductivity? (MDCAT Reconduct 2023)AIonic solidsBMetallic solidsCCovalent solidsDIonic solids Like 0 Discuss 0Share