Nuclear Chemistry - Result Question 14
####17. The age of most ancient geological formations is estimated by
[1989]
(a) Potassium-argon method
(b) Carbon-14 dating method
(c) Radium-silicon method
(d) Uranium-lead method.
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Solution:
- (d) Age of geological formations (i.e. predicting the age of the earth and rocks) is estimated by $U-Pb$ method, also known as helium dating.
C-14 dating method is used to predict the age of fossils or dead animals or a fallen tree.
