text()_(92)U^(238) is radioactive and it emits alpha and beta particles to form  text()_(82)Pb^(206). Calculate

# Ask a Question

### Question Asked by a Student from EXXAMM.com Team

Q 2676180976.     text()_(92)U^(238) is radioactive and it emits alpha and beta particles to form  text()_(82)Pb^(206). Calculate the number of alpha and beta particles emitted in this conversion.
An ore of text()_(92)U^(238) is found to contain text()_(92)U^(238) and  text()_(82)Pb^(206) in the weight ratio of 1 : 0.1. The half life period of text()_(92)U^(238) is  4.5 xx 10^9 yr. Calculate the age of the ore.
JEE 2000

#### HINT

(Provided By a Student and Checked/Corrected by EXXAMM.com Team)

#### Access free resources including

• 100% free video lectures with detailed notes and examples
• Previous Year Papers
• Mock Tests
• Practices question categorized in topics and 4 levels with detailed solutions
• Syllabus & Pattern Analysis