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As you move across a row on the Periodic Table, the atomic radii becomes smaller due to the attraction between positive protons and negative electrons. As you move down a column, the radii increase due to the addition of valance electrons.

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10y ago

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Related Questions

Are there any trends to the periodic table?

Atomic Radii,Ionic Radii, First Ionization Energy,Second and Higher Ionization Energies, Electron Affinity.


How can you find out the atomic radii?

Look for a reference chart in a book or online. Look for a Periodic Table of the Elements that has the atomic radii on it.


What are on the periodic table is the greatest in atomic radii?

group 1 elements


Where are atoms with the largest and smallest atomic radii found?

The atoms with the largest atomic radii are found in the lower right side of the periodic table. Smallest atoms are found in the higher left part of the periodic table. He has the smallest atomic radii.


Do the elements to the right of the periodic table have small or large radii?

Elements to the right of the periodic table have smaller radii due to increased effective nuclear charge, which attracts the electrons closer to the nucleus. This results in a greater pull on the outer electrons and smaller atomic radii overall.


How do atomic radii change from left to right across a horizontal row of the periodic table and what is the main reason?

Atomic radii decreases on moving from left to right as the effective nuclear charge increases.


The elements with the smallest atomic radii are found in the?

The elements with the smallest atomic radii are found in the top of the P block of the periodic table. Helium (He) has the smallest atomic radius. Francium, on the other side of the periodic table (very bottom of the S block), has the largest atomic radius.


How are period and group trends in atomic radii are related to electron configuration?

Period trends in atomic radii show a decrease across a period due to increasing nuclear charge and more protons pulling electrons closer. Group trends in atomic radii show an increase down a group due to additional energy levels being added, leading to larger atomic size. Electron configuration influences these trends by determining the number of energy levels and electron shielding in an atom, affecting the distance of the outer electrons from the nucleus.


Graph the atomic radii for the first 20 elements?

I'm unable to graph atomic radii in this text-based format. However, you can find data on atomic radii for the first 20 elements in a periodic table resource or chemistry textbook. Atomic radii generally decrease across a period from left to right and increase down a group from top to bottom.


Are the atomic radii of Mn and Fe same?

No, the atomic radii of Mn (manganese) and Fe (iron) are not the same. Typically, atomic radii decrease across a period (from left to right on the periodic table), so Fe would have a smaller atomic radius compared to Mn.


What happens to the radii of the elements between 2 highest peaks?

The radii of elements generally decrease as you move from left to right across a period in the periodic table. The radii then increase as you move down a group in the periodic table. This trend is due to changes in the atomic structure of the elements.


Do protons shrink when moving them left to right the periodic table?

No. Atomic radii shrink. Protons never shrink.