Advertisements
Advertisements
Question
Define the ionization energy.
Advertisements
Solution
The minimum energy required to remove an electron from an atom in the ground state is known as binding energy or ionization energy.
APPEARS IN
RELATED QUESTIONS
The nucleus is approximately spherical in shape. Then the surface area of nucleus having mass number A varies as ______.
The mass of a \[\ce{^7_3Li}\] nucleus is 0.042 u less than the sum of the masses of all its nucleons. The binding energy per nucleon of \[\ce{^7_3Li}\] nucleus is nearly ______.
A radioactive nucleus (initial mass number A and atomic number Z) emits 2α and 2 positrons. The ratio of a number of neutrons to that of protons in the final nucleus will be ______.
Define the ionization potential.
Write a general notation of the nucleus of element X. What each term denotes?
Define atomic mass unit u.
What is binding energy of a nucleus? Give its expression.
Calculate the energy equivalent of 1 atomic mass unit.
Give the physical meaning of binding energy per nucleon.
Show that the mass of radium \[\ce{^226_88Ra}\] with an activity of 1 curie is almost a gram. Given T1/2 = 1600 years.
