^29082X →(α) Y →(e^+) Z →(β^-) P →(e^-) Q In the nuclear emission stated above, the mass number and atomic number of the product Q respectively, are :

NEET UG 2024 · Physics · Question 29

NEET 2024 Physics, question 29

Question 29 of the NEET 2024 paper (code T2) is a Physics question from Nuclei. Its idea, Balancing Nuclear Decay Equations, was asked only this once in NEET 2017–2026. The NTA final answer key gives option 2.

Updated 2026-10-08

Q29 · Physics

^{290}_{82}X \xrightarrow{\alpha} Y \xrightarrow{e^+} Z \xrightarrow{\beta^-} P \xrightarrow{e^-} Q

1 288, 82 2 286, 81 Official answer 3 280, 81 4 286, 80

Official answer: option 2 · NTA final answer key

Same idea

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No other NEET paper from 2017–2026 tested this exact idea.

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The chapter

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13 questions from 2017–2026, asked in 9 of 10 papers, about 1.2 a paper. Radioactive Decay alone had 9.

Chapter analysis Study this chapter Practise this chapter

The only question on Balancing Nuclear Decay Equations

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