Practice question
Question
Which of the following has the smallest ionic radius?
Explanation
For isoelectronic species (O²⁻, F⁻, Na+, Mg²⁺, all with 10 electrons), radius decreases with increasing nuclear charge. Mg²⁺ (Z=12) has the smallest radius.
Related blogs
Guides and insights connected to this topic
Metals and Non-metals Notes - Physical Chemical Properties, Ionic Compounds, Reactivity Series and Corrosion
Explore the key physical and chemical traits of metals and non‑metals, including lustre, hardness, malleability, ductility, conductivity and corrosion.
Isolation of genomic DNA from fungi.
Introduction Fungal genomes are among the smallest genomes of eukaryotes. The sizes of fungal genomes range from less than 10 Mbp to hundred...
Genotypic Ratio - Definition, Calculation, Monohybrid Dihybrid Trihybrid Cross, Significance and Important Terms
Understand genotypic ratios, how to calculate them for monohybrid, dihybrid and trihybrid crosses, and why they matter in Mendelian genetics.
Discussion
Comments
Please log in to join the discussion.
Login to commentNo comments yet. Be the first to start the discussion.