Atoms that will most likely give away one electron to become a cation.

metals tend to lose electrons and become cations, which are positively charged ions.

Explanation: hope this helps !

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the ozone layer acts as a filter for the shorter wavelength and highly hazardous ultraviolet radiation (uvr) from the sun, protecting life on earth from its potentially harmful effects. when the sky is clear, there is an inverse relationship between stratospheric ozone and solar uvr measured at the earth's surface.