Home Chemistry Nuclear Chemistry Causes of Radioactivity and Group Displacement Law A certain nuclide has a half-life period of …
Chemistry Nuclear Chemistry Causes of Radioactivity and Group Displacement Law Single Correct MCQ
Published on: August 13, 2026

A certain nuclide has a half-life period of 30 minutes. If a sample containing 600 atoms is allowed to decay for 90 minutes, how many atoms will remain

A
200 atoms
B
450 atoms
C
75 atoms
D
500 atoms

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The correct answer is:
C

.

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