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Which of the following is a radioactive element?Sodium, Fluorine,Oxygen francium

Which of the following is a radioactive element?Sodium, Fluorine,Oxygen francium
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14 votes
Which of the following is a radioactive element?Sodium, Fluorine,Oxygen
francium

User Or Arbel
by
8.6k points

1 Answer

12 votes

Answer:

Fluorine

Step-by-step explanation:

These particles stick in the atoms and make them radioactive.

User Kolin Krewinkel
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