Advertisements
Advertisements
प्रश्न
A radioactive substance is oxidized. What changes would you expect to take place in the nature of radioactivity? Explain your answer.
Advertisements
उत्तर
There will be no change in the nature of radioactivity. This is because radioactivity is a nuclear phenomenon.
APPEARS IN
संबंधित प्रश्न
What are free electrons?
A radioactive substance is oxidized. Will there be any change in the nature its radioactivity? Give a reason for your answer
Radiations given out from a source when subjected to an electric field in a direction perpendicular to their path are shown below in the diagram. The arrows show the path of the radiation A, B and C. Answer the following questions in terms of A, B and C.

1) Name the radiation B which is unaffected by the electrostatic field.
2) Why does the radiation C deflect more than A?
3) Which among the three causes the least biological damage externally.
4) Name the radiation which is used in carbon dating.
State two dissimilarities between the γ-rays and X-rays.
What happens to the atomic number of element when (i) An α -particle, (ii) A β -particle 1 and (iii) γ-radiation is emitted?
Define the term radioactivity.
What is nucleus of an atom? Compare its size with that of the atom. Name its constitutents. How is the number of these constituents determined by the atomic number its atomic model.
What are ‘Becquerel rays’?
An electrons emitter must have how much work function and melting point.
Two radioactive materials A and B have decay constants 25λ and 16λ respectively. If initially they have the same number of nuclei, then the ratio of the number of nuclei of B to that of A will be "e" after a time `1/("a"lambda)` The value of a ______.
