Advertisements
Advertisements
प्रश्न
Give one example of isobars.
Advertisements
उत्तर
`""_11^23Na` and `""_12^23Mg` are isobar having same mass number 23 and different atomic numbers.
APPEARS IN
संबंधित प्रश्न
Under which conditions does the nucleus of an atom tend to radioactive?
An electromagnetic radiation is used for photography in fog. [2]
(i) Identify the radiation.
(ii) Why is this radiation mentioned by you, ideal for this purpose ?
Define the term radioactivity.
Explain the use of radioactive in the field of medicine, agriculture and industry.
State two characteristics of the substance used as thermionic emitter.
How is a cathode ray tube used to convert an electrical signal into a visual signal?
A certain nucleus has a mass number 20 and atomic number 9. Find the number of neutrons and protons present in it.
The half-life of a radioactive nuclide is 100 hours. The fraction of original activity that will remain after 150 hours would be ______.
