Advertisements
Advertisements
Question
Which part of the atom undergoes a change in the process of radioactive decay?
Solution
The nucleus of the atom undergoes a change in the process of radioactive decay.
APPEARS IN
RELATED QUESTIONS
Under which conditions does the nucleus of an atom tend to radioactive?
Name the unit in which the work function of a metal is expressed.
A nucleus `""_11^24Na` emits a beta particle to change into Magnesium (Mg)
(i) Write the symbolic equation for the process.
(ii) What are numbers 24 and 11 called?
(iii) What is the general name of `""_12^24Mg `with respect to `""_11^24Na` ?
What kind of change takes place in a nucleus when a β -particle is emitted?
State two properties that a substance should possess when used as a thermionic emitter.
In a cathode ray tube state the purpose of covering cathode by thorium and carbon.
State one use of radio-isotopes.
The half-life of a radioactive nuclide is 100 hours. The fraction of original activity that will remain after 150 hours would be ______.
Calculate the time interval between 33% decay and 67% decay if half-life of a substance is 20 minutes.
