Periodic TableIonic Radius301Choose the best answerThe correct decreasing order of size is:AI > I⁻ > I⁺BI⁺ > I⁻ > ICI > I⁺ > I⁻DI⁻ > I > I⁺ Like 0 Discuss 0Share
Atomic Structure STBAtomic Structure MCQs (STB)#Gamma Radiation#Radioactivity302Choose the best answerWhat does γ radiation consist of?AHigh-speed electronsBHelium nucleiCHigh-frequency electromagnetic photonsDProtons and neutrons Like 1 Discuss 0Share
SolidsMetallic Properties303Choose the best answerThe lustre of metals is mainly due to:AHigh densityBPolishing onlyCChemical inertnessDDelocalized electrons Like 1 Discuss 0Share
Sindh MDCAT 2021 Chemistry#Periodic Table#Periodic Trends304Choose the best answer'A' is the element of IIA group while 'B' belongs to VA group:AABBAB₃CA3B₂DA2B₃ Like 0 Discuss 0Share
MDCAT Chemistry Paper 2025#Atomic Orbitals#Atomic Structure305Choose the best answerWhich atom has at least single electron in dumbbell shape orbital? (IBA MDCAT 2025)AHBHeCLiDB Like 0 Discuss 0Share