Nuclear Chemistry Question 3

Question: The half-life of $ _6C^{14} $ , if its decay constant is $ 6.31\times {{10}^{-4}} $ is

[CBSE PMT 2001]

Options:

A) 1098 yrs

B) 109.8 yrs

C) 10.98 yrs

D) 1.098 yrs

Show Answer

Answer:

Correct Answer: A

Solution:

$ {t _{1/2}}=\frac{0.693}{k}=\frac{0.693}{6.31\times {{10}^{-4}}} $

$ =0.1098\times 10^{4}=1098yrs $ .