Physics - Modern Physics Question with Solution | TestHub
PhysicsModern PhysicsRadioactivityEasy2 minPYQ_2020
PhysicsEasysingle choice
What happens to the mass number and atomic number of an element when it emits-radiationNEET 2020 (Phase 2)
Options:
Answer:
B
Solution:
In radioactive decay of alpha particle and beta particle, the atomic number changes in both cases and in alpha decay mass number also change, after decay, the element gets in the excited state to take it in the ground state the gamma emission itself occurs and energy released in terms of the photon, but there is no change in atomic number and mass number after gamma decay.
Stream:NEETSubject:PhysicsTopic:Modern PhysicsSubtopic:Radioactivity
⏱ 2mℹ️ Source: PYQ_2020
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