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10-07-2020
Physics

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How does an atom of rubidium-85 become a rubidium ion with a +1 charge?

How does an atom of rubidium85 become a rubidium ion with a 1 charge class=

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10-07-2020

Answer:

C. The atom loses 1 electron to have a total of 36.

Explanation:

Cations have a positive charge. Cations lose electrons.

The number of electrons in a Rubidium atom is 37. If the atom loses 1 electron, then it has 36 left.

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