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HARDMCQ SINGLEIChO (Chemistry Olympiad)Inorganic Chemistrys- Block 3.0Achiever Section

Among the following element the non-radioactive elements(s) is/are

A.Francium

B.Radium

C.Both (a) and (b)

D.None of these✓ Correct

Explanation

Among the given option francium and radium both are radioactive elements.

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