Physics · Radioactive Emission Effects

How do the atomic number (Z) and mass number (A) of a nucleus change when it undergoes alpha (α) decay?

Verified Solution4 OptionsUpdated: October 2026👁️1 View

1Z increases by 2, A decreases by 4
2Z decreases by 4, A decreases by 2
3Z decreases by 2, A decreases by 4✓
4Z remains same, A decreases by 4

Correct answer

Z decreases by 2, A decreases by 4

Download Single Question PDF

Save this question and verified answer as a clean study sheet with live clickable link.

👥

Share with Friends & Study Groups

Challenge your peer aspirants on WhatsApp or Telegram to solve this question!

Online Test Series

Preparing for Physics?

Practice full-length mock tests with real exam timers, instant score analysis, and all-India ranking.

Start Free Mock Test →

Chapter Practice

Want more practice questions on Radioactive Emission Effects?

Solve complete topic-wise tests with detailed solutions on GkGet.

Practice Radioactive Emission Effects MCQs →

Recommended practice questions in Physics · Radioactive Emission Effects

Browse More Physics →

Which of the following events is considered a major turning point that fueled Indian nationalism during British rule due to its brutal nature and widespread condemnation?

Solve Question→

Which of the following events is considered the first major peasant uprising against the British in India?

Solve Question→

How do the atomic number (Z) and mass number (A) of a nucleus change when it undergoes alpha (α) decay?

Download Single Question PDF

Share with Friends & Study Groups

Preparing for Physics?

Practice by Subject

Practice by Exam

Topic-Wise Solved Questions

How do the atomic number (Z) and mass number (A) of a nucleus change when it undergoes alpha (α) decay?

Download Single Question PDF

Share with Friends & Study Groups

Preparing for Physics?

Related Practice Questions

Practice by Subject

Practice by Exam

Topic-Wise Solved Questions