Answered

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The table shows the atomic radii of four elements.

Element Atomic Radii (m)
Potassium 2.2 × 10-7
Argon 7.1 × 10-8
Boron 8.5 × 10-8
Silver 1.6 × 10-7

Which list shows the atomic radii of the elements ordered from greatest to least?

Sagot :

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[tex]\sf Potassium \ : \ 2.2 * 10^{-7}[/tex]

[tex]\sf Argon \ : \ 7.1 * 10^{-8}[/tex]

[tex]\sf Boron \ : \ 8.5 * 10^{-8}[/tex]

[tex]\sf Silver \ : \ 1.6 * 10^{-7}[/tex]

greatest to least :

  • Potassium < Silver <  Boron < Argon

The order is

  • Potassium>Silver>Boron>Argon

Shortcut trick :-

The nature of atomic radii in. periodic table

  • Decrease in a period from left to right.
  • Increase in a group from up to down
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