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Question
In which of the following, no change in mass number of the daughter nuclei takes place
- α decay
- β decay
- γ decay
- neutron decay
Options
(i) is correct
(ii) and (iii) are correct
(i) & ( iv) are correct
(ii) & (iv) are correct
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Solution
(ii) and (iii) are correct
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RELATED QUESTIONS
Man-made radioactivity is also known as _______.
Artificial radioactivity was discovered by ______.
If the radiation exposure is 100 R, it may cause ______.
Match: III
| a. | Soddy Fajan | Natural radioactivity |
| b. | Irene Curie | Displacement law |
| c. | Henry Bequerel | Mass energy equivalence |
| d. | Albert Einstein | Artificial Radioactivity |
Use the analogy to fill in the blank
Spontaneous process: Natural Radioactivity, Induced process: _______.
Mark the correct choice as
- Assertion: In a β - decay, the neutron number decreases by one.
- Reason: In β - decay atomic number increases by one.
Who discovered natural radioactivity?
If A is a radioactive element which emits an α - particle and produces 104Rf 259. Write the atomic number and mass number of the element A
Which material protects us from radiation?
Cell phone towers should be placed far away from the residential area – why?
