Atomic Structure STBAtomic Structure MCQs (STB)#Beta Particles#Radioactivity651Choose the best answerHigh-energy β particles can attain a speed closest to which value?A1/20 of the speed of lightB9/10 of the speed of lightCExactly the speed of lightDHalf the speed of light Like 0 Discuss 0Share
Nomenclature of Organic CompoundsNomenclature of Organic Compounds MCQs#Common and IUPAC Names652Choose the best answerIdentify the common name of the compound shown.APhthalic acidBIsophthalic acidCTerephthalic acidDBenzoic acid Like 0 Discuss 0Share
GasKinetic molecular theory#Gases653Choose the best answerAccording to kinetic molecular theory, the average kinetic energy of molecules increases when:ATemperature decreasesBTemperature remains constantCA phase change occurs at constant temperatureDTemperature increases Like 0 Discuss 0Share
MDCAT Chemistry Past Paper 2023#Atomic Structure#Proton Mass654Choose the best answerWhat's the mass of one proton? (MDCAT 2023)AEqual to 1836 electronsBEqual to a positronCEqual to an electronDEqual to 1836 neutrons Like 0 Discuss 0Share
Atomic StructureQuantum Numbers655Choose the best answerIf an electron has mℓ = −3, the minimum possible principal quantum number is:A1B2C3D4 Like 0 Discuss 0Share