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Practice Questions
Test your understanding with targeted questions related to the topic.
Question 1
Easy
What type of radiation is emitted during alpha decay?
💡 Hint: Remember, it's a helium nucleus!
Question 2
Easy
What is the formula for calculating decay constant?
💡 Hint: Think about the relationship between half-life and decay!
Practice 4 more questions and get performance evaluation
Interactive Quizzes
Engage in quick quizzes to reinforce what you've learned and check your comprehension.
Question 1
Which type of decay emits alpha particles?
- Alpha Decay
- Beta Decay
- Gamma Decay
💡 Hint: Think about the charge and mass associated with each type.
Question 2
True or False: Gamma rays change the mass number of the nucleus.
- True
- False
💡 Hint: Consider the properties of gamma radiation.
Solve 2 more questions and get performance evaluation
Challenge Problems
Push your limits with challenges.
Question 1
A sample of radon-222 has a half-life of 3.8 days. If you start with 100g, how much remains after 15.2 days?
💡 Hint: Count how many half-lives fit into 15.2 days and apply them successively.
Question 2
If a radioactive isotope has a decay constant of 0.04 per month, calculate its half-life.
💡 Hint: Use the natural logarithm to find the half-life from the decay constant.
Challenge and get performance evaluation