Question
Medium
Solving time: 3 mins
Assertion : After emission of one -particle and two -particles, atomic number remains unchanged. Reason: Mass number changes by four.
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By emission of one -praticle, atomic number decreases by 2 and mass number by 4 . But by the emission of one -particle, atomic number increases by 1 and mass number remains unchanged.
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Question Text | Assertion : After emission of one -particle and two -particles, atomic number remains unchanged. Reason: Mass number changes by four. |
Topic | Dual Nature of Radiation and Matter |
Subject | Physics |
Class | Class 12 |
Answer Type | Text solution:1 |
Upvotes | 57 |